实例介绍
【实例简介】
8 位 HCS08 中央处理器 (CPU) • 40 MHz HCS08 CPU ( 中央处理器 ) • 20 MHz 内部总线频率 i • HC08 指令集,带附加的 BGND 指令 开发支持 • 后台调试系统 • 断点功能,在在线调试 (在片上调试模块中另加 两个断点)过程中允许进行单断点设置 • 片上在线仿真 (ICE) 调试模块包含两个比较器和九 个触发模式。 8 个深度 FIFO,存储流更改地址及 纯事件数据。支持标签和强制断点。 • 支持最多 32 个中断 / 复位源 存储器• 最多 60 KB 片上 FLASH 存储器,带安全选项 • 最多 2 KB 片上 RAM 时钟源 • 可选时钟源包括晶振、谐振器、外部时钟或内部 生成的时钟,通过 ICG 模块进行精确度 NVM 调 整 系统保护 • 可选监视微控制器正常操作的看门狗 (COP) 复 位,可以选择独立的 1kHz 内部时钟源或总线时钟 • 复位或中断的低压检测 • 复位非法操作码检测 • 循环冗余校验 (CRC)模块,支持对存储器的快 速循环冗余校验 省电模式 • 等待模式加两个停止
【实例截图】
【核心代码】
手册目录 章节号 标题 页码 第 1 章 介绍 1.1 概述 .................................................................................................................................19 1.2 MCU 结构图 .....................................................................................................................19 1.3 系统时钟分配 ...................................................................................................................21 第 2 章 引脚和连接 2.1 介绍 .................................................................................................................................23 2.2 器件引脚分配 ...................................................................................................................23 2.3 推荐的系统连接 ...............................................................................................................27 2.3.1 电源 (VDD, VSS, VDDAD, VSSAD) ..........................................................................29 2.3.2 振荡器 (XTAL, EXTAL) ........................................................................................29 2.3.3 RESET 引脚 ........................................................................................................29 2.3.4 后台 / 模式选择 (BKGD/MS) ...............................................................................29 2.3.5 ADC 参考引脚 (VREFH, VREFL) ...........................................................................30 2.3.6 外部中断引脚 (IRQ) ............................................................................................30 2.3.7 通用 I/O 和外设端口 ............................................................................................30 第 3 章 操作模式 3.1 介绍 .................................................................................................................................33 3.2 特性 .................................................................................................................................33 3.3 运行模式 ..........................................................................................................................33 3.4 激活后台模式 ...................................................................................................................33 3.5 等待模式 ..........................................................................................................................34 3.6 停止模式 ..........................................................................................................................34 3.6.1 停止 2 模式 ..........................................................................................................34 3.6.2 停止 3 模式 ..........................................................................................................35 3.6.3 在停止模式中使能激活 BDM ...............................................................................35 3.6.4 在停止模式中使能 LVD .......................................................................................36 3.6.5 停止模式下的片上外围模块 .................................................................................36 第 4 章 存储器 4.1 MC9S08AC60 系列 ..........................................................................................................39 4.1.1 复位和中断向量分配 ...........................................................................................40 4.2 寄存器地址和位分配 ........................................................................................................41 4.3 RAM .................................................................................................................................47 MC9S08AC60 系列数据手册 , 第 2 版 10 飞思卡尔半导体 4.4 FLASH .............................................................................................................................48 4.4.1 特性 .....................................................................................................................48 4.4.2 编程和擦除时间 ...................................................................................................48 4.4.3 编程和擦除命令的执行 ........................................................................................49 4.4.4 突发编程执行 ......................................................................................................50 4.4.5 访问错误 .............................................................................................................51 4.4.6 Flash 块保护 .......................................................................................................52 4.4.7 向量重定向 ..........................................................................................................52 4.5 安全性 ..............................................................................................................................52 4.6 Flash 寄存器和控制位 ......................................................................................................53 4.6.1 Flash 时钟分频寄存器 (FCDIV) ...........................................................................53 4.6.2 Flash 选项寄存器 (FOPT 和 NVOPT) .............................................................54 4.6.3 FLASH 配置寄存器 (FCNFG) ..........................................................................55 4.6.4 FLASH 保护寄存器 (FPROT 和 NVPROT) .....................................................56 4.6.5 Flash 状态寄存器 (FSTAT) ..............................................................................56 4.6.6 FLASH 命令寄存器 (FCMD) ............................................................................57 第 5 章 复位、中断和系统配置 5.1 介绍 .................................................................................................................................59 5.2 特性 .................................................................................................................................59 5.3 MCU 复位 ........................................................................................................................59 5.4 计算机正常操作 (COP) 看门狗 ........................................................................................60 5.5 中断 .................................................................................................................................61 5.5.1 中断堆栈帧 ..........................................................................................................61 5.5.2 外部中断请求 (IRQ)引脚 ................................................................................62 5.5.3 中断向量、源和本地掩码 ....................................................................................63 5.6 低电压检测 (LVD) 系统 ....................................................................................................65 5.6.1 加电复位操作 ......................................................................................................65 5.6.2 LVD 复位操作 ......................................................................................................65 5.6.3 LVD 中断操作 ......................................................................................................65 5.6.4 低压告警 (LVW) ..................................................................................................65 5.7 实时中断 (RTI) .................................................................................................................65 5.8 MCLK 输出 ......................................................................................................................66 5.9 复位、中断及系统控制寄存器和控制位 ...........................................................................66 5.9.1 中断引脚请求状态和控制寄存器 (IRQSC) ...........................................................66 5.9.2 系统复位状态寄存器 (SRS) .................................................................................67 5.9.3 系统后台调试强制复位寄存器 (SBDFR) .............................................................68 5.9.4 系统选项寄存器 (SOPT) .....................................................................................68 5.9.5 系统 MCLK 控制寄存器 (SMCLK) .......................................................................69 5.9.6 系统器件识别寄存器 (SDIDH, SDIDL) ................................................................70 5.9.7 系统实时中断状态和控制寄存器 (SRTISC) .........................................................70 5.9.8 系统电源管理状态和控制寄存器 1 (SPMSC1) ....................................................72 5.9.9 系统电源管理状态和控制寄存器 2 (SPMSC2) ....................................................72 5.9.10 系统选项寄存器 2 (SOPT2) ................................................................................74 MC9S08AC60 系列数据手册 , 第 2 版 飞思卡尔半导体 11 第 6 章 并行输入 / 输出 6.1 介绍 .................................................................................................................................75 6.2 引脚描述 ..........................................................................................................................75 6.3 并行 I/O 控制 ....................................................................................................................75 6.4 引脚控制 ..........................................................................................................................76 6.4.1 内部上拉使能 ......................................................................................................76 6.4.2 输出斜率控制使能 ...............................................................................................77 6.4.3 输出驱动强度选择 ...............................................................................................77 6.5 停止模式中的引脚行为 .....................................................................................................77 6.6 并行 I/O 和引脚控制寄存器 ..............................................................................................77 6.6.1 A 端口 I/O 寄存器 (PTAD 和 PTADD) ..................................................................77 6.6.2 端口 A 引脚控制寄存器 (PTAPE, PTASE, PTADS) .............................................78 6.6.3 B 端口 I/O 寄存器 (PTBD 和 PTBDD) .................................................................79 6.6.4 B 端口引脚 控制寄存器 (PTBPE, PTBSE, PTBDS) ............................................80 6.6.5 C 端口 I/O 寄存器 (PTCD 和 PTCDD) .................................................................82 6.6.6 C 端口引脚控制寄存器 (PTCPE, PTCSE, PTCDS) ............................................83 6.6.7 D 端口 I/O 寄存器 (PTDD 和 PTDDD) ................................................................84 6.6.8 D 端口引脚 控制 寄存器 (PTDPE, PTDSE, PTDDS) ..........................................85 6.6.9 端口 E I/O 寄存器 (PTED 和 PTEDD) .................................................................86 6.6.10 E 端口引脚控制寄存器 (PTEPE, PTESE, PTEDS) .............................................86 6.6.11 F 端口 I/O 寄存器 (PTFD 和 PTFDD) ..................................................................87 6.6.12 F 端口引脚控制寄存器 (PTFPE, PTFSE, PTFDS) ..............................................88 6.6.13 G 端口 I/O 寄存器 (PTGD 和 PTGDD) ................................................................89 6.6.14 G 端口引脚 控制寄存器 (PTGPE, PTGSE, PTGDS) ...........................................90 第 7 章 中央处理单元 (S08CPUV2) 7.1 概述 .................................................................................................................................93 7.1.1 特性 .....................................................................................................................93 7.2 编程模型和 CPU 寄存器 ..................................................................................................93 7.2.1 累加器 (A) ...........................................................................................................94 7.2.2 变址寄存器 (H:X) .............................................................................................94 7.2.3 堆栈指针 (SP) .................................................................................................94 7.2.4 程序计数器 (PC) ..............................................................................................95 7.2.5 条件码寄存器 (CCR) ...........................................................................................95 7.3 寻址模式 ..........................................................................................................................96 7.3.1 固有寻址模式 (INH) .........................................................................................96 7.3.2 相对寻址模式 (REL) ........................................................................................96 7.3.3 立即寻址模式 (IMM) ............................................................................................96 7.3.4 直接寻址模式 (DIR) .............................................................................................96 7.3.5 扩展寻址模式 (EXT) ............................................................................................96 7.3.6 变址寻址模式 ......................................................................................................96 7.4 特殊操作 ..........................................................................................................................97 7.4.1 复位序列 .............................................................................................................97 MC9S08AC60 系列数据手册 , 第 2 版 12 飞思卡尔半导体 7.4.2 中断序列 .............................................................................................................97 7.4.3 等待模式 .............................................................................................................98 7.4.4 停止模式 .............................................................................................................98 7.4.5 背景模式 .............................................................................................................98 7.5 HCS08 指令设置摘要 .......................................................................................................99 第 8 章 循环冗余校验 (S08CRCV1) 8.1 介绍 ............................................................................................................................... 111 8.1.1 特性 ................................................................................................................... 111 8.1.2 操作模式 ........................................................................................................... 113 8.1.3 结构图 ............................................................................................................... 113 8.2 外部信号描述 ................................................................................................................. 113 8.3 寄存器定义 .................................................................................................................... 114 8.3.1 存储器映射 ........................................................................................................ 114 8.3.2 寄存器描述 ........................................................................................................ 114 8.4 功能描述 ........................................................................................................................ 115 8.4.1 ITU-T(CCITT) 建议标准以及预期的 CRC 结果 ................................................. 115 8.5 初始化信息 ..................................................................................................................... 116 第 9 章 模数转换器 (S08ADC10V1) 9.2 通道分配 ........................................................................................................................ 117 9.2.1 替代时钟 ........................................................................................................... 118 9.2.2 硬件触发 ........................................................................................................... 118 9.2.3 温度传感器 ........................................................................................................ 118 9.2.4 特点 ...................................................................................................................121 9.2.5 框图 ...................................................................................................................121 9.3 外部信号描述 .................................................................................................................122 9.3.1 模拟电源 (VDDAD) ..........................................................................................122 9.3.2 模拟地 (VSSAD) .............................................................................................123 9.3.3 参考高电压 (VREFH) ......................................................................................123 9.3.4 参考低电压 (VREFL) .......................................................................................123 9.3.5 模拟通道输入 (ADx) ......................................................................................123 9.4 寄存器定义 .....................................................................................................................123 9.4.1 状态和控制寄存器 1 (ADCSC1) ....................................................................123 9.4.2 状态和控制寄存器 2 (ADCSC2) ....................................................................125 9.4.3 数据高结果寄存器 (ADCRH) .........................................................................126 9.4.4 数据低结果寄存器 (ADCRL) ..........................................................................126 9.4.5 比较值高寄存器 (ADCCVH) ..........................................................................126 9.4.6 比较值低寄存器 (ADCCVL) ...........................................................................127 9.4.7 配置寄存器 (ADCCFG) .................................................................................127 9.4.8 引脚控制 1 寄存器 (APCTL1) ........................................................................128 9.4.9 引脚控制 2 寄存器 (APCTL2) ........................................................................129 9.4.10 引脚控制 3 寄存器 (APCTL3) ........................................................................130 MC9S08AC60 系列数据手册 , 第 2 版 飞思卡尔半导体 13 9.5 功能描述 ........................................................................................................................131 9.5.1 时钟选择和分频控制 .........................................................................................131 9.5.2 输入选择和引脚控制 .........................................................................................132 9.5.3 硬件触发 ...........................................................................................................132 9.5.4 转换控制 ...........................................................................................................132 9.5.5 自动比较功能 ....................................................................................................134 9.5.6 MCU 等待模式操作 ...........................................................................................134 9.5.7 MCU stop3 模式操作 ........................................................................................134 9.5.8 MCU stop1 和 stop2 模式操作 ..........................................................................135 9.6 初始化信息 .....................................................................................................................135 9.6.1 ADC 模块初始化举例 ........................................................................................135 9.7 应用信息 ........................................................................................................................137 9.7.1 外部引脚和安排 .................................................................................................137 9.7.2 错误源 ...............................................................................................................138 第 10 章 内部时钟发生器 (S08ICGV4) 10.1 介绍 ...............................................................................................................................141 10.2 概述 ...............................................................................................................................143 10.2.1 特性 ...................................................................................................................143 10.2.2 操作模式 ...........................................................................................................143 10.2.3 功能结构图 ........................................................................................................144 10.3 外部信号描述 .................................................................................................................145 10.3.1 EXTAL— 外部参考时钟 / 振荡器输入 ................................................................145 10.3.2 XTAL—振荡器输出 ...........................................................................................145 10.3.3 外部时钟连接 ....................................................................................................145 10.3.4 外部晶振 / 谐振器连接 .......................................................................................145 10.4 寄存器定义 .....................................................................................................................146 10.4.1 ICG 控制寄存器 1 (ICGC1) ...........................................................................146 10.4.2 ICG 控制寄存器 2 (ICGC2) ...........................................................................147 10.4.3 ICG 状态寄存器 1 (ICGS1) ............................................................................148 10.4.4 ICG 状态寄存器 2 (ICGS2) ............................................................................149 10.4.5 ICG 滤波器寄存器 (ICGFLTU、 ICGFLTL) ...................................................150 10.4.6 ICG 调整寄存器 (ICGTRM) ...........................................................................151 10.5 功能描述 ........................................................................................................................151 10.5.1 OFF 模式 ..........................................................................................................151 10.5.2 自时钟模式 (SCM) .........................................................................................152 10.5.3 FLL 内部时钟模式 (FEI) ................................................................................153 10.5.4 FLL 内部未锁定 .................................................................................................153 10.5.5 FLL 内部锁定 ....................................................................................................154 10.5.6 FLL 旁路外部时钟模式 (FBE) ........................................................................154 10.5.7 FLL 外部时钟模式 (FEE) ...............................................................................154 10.5.8 FLL 锁定和失锁检测 .........................................................................................154 10.5.9 FLL 时钟丢失检测 .............................................................................................155 10.5.10时钟模式必要条件 ............................................................................................156 MC9S08AC60 系列数据手册 , 第 2 版 14 飞思卡尔半导体 10.5.11固定频率时钟 ...................................................................................................157 10.5.12高增益振荡器 ...................................................................................................157 10.6 初始化 / 应用信息 ...........................................................................................................157 10.6.1 概述 ...................................................................................................................157 10.6.2 例 1:外部晶振 = 32 kHz,总线频率 = 4.19 MHz ............................................159 10.6.3 例 2:外部晶振 = 4 MHz,总线频率 = 20 MHz ................................................160 10.6.4 例 3:无外部晶振,总线频率 = 5.4 MHz ..........................................................162 10.6.5 例 4:内部时钟产生器调整 ...............................................................................163 第 11 章 IIC 模块 (S08IICV2) 11.1 介绍 ...............................................................................................................................165 11.1.1 特性 ...................................................................................................................167 11.1.2 操作模式 ...........................................................................................................167 11.1.3 模块结构图 ........................................................................................................167 11.2 外部信号描述 .................................................................................................................168 11.2.1 SCL — 串行时钟线 ...........................................................................................168 11.2.2 SDA — 串行数据线 ...........................................................................................168 11.3 寄存器定义 .....................................................................................................................168 11.3.1 IIC 地址寄存器 (IICA) ....................................................................................169 11.3.2 IIC 频率分频寄存器 (IICF) .............................................................................169 11.3.3 IIC 控制寄存器 (IICC1) ..................................................................................171 11.3.4 IIC 状态寄存器 (IICS) ....................................................................................172 11.3.5 IIC 数据输入输出寄存器 (IICD) .....................................................................173 11.3.6 IIC 控制寄存器 2 (IICC2) ...............................................................................174 11.4 功能描述 ........................................................................................................................174 11.4.1 IIC 协议 .............................................................................................................174 11.4.2 10 位地址 ..........................................................................................................177 11.4.3 一般寻址 ...........................................................................................................178 11.5 复位 ...............................................................................................................................178 11.6 中断 ...............................................................................................................................178 11.6.1 字节传送中断 ....................................................................................................179 11.6.2 地址检测中断 ....................................................................................................179 11.6.3 仲裁丢失中断 ....................................................................................................179 11.7 初始化 / 应用信息 ...........................................................................................................180 第 12 章 键盘中断 (S08KBIV1) 12.1 介绍 ...............................................................................................................................183 12.1.1 特性 ...................................................................................................................183 12.1.2 KBI 模块结构图 .................................................................................................185 12.2 寄存器定义 .....................................................................................................................185 12.2.1 KBI 状态控制寄存器 (KBISC) ........................................................................185 12.2.2 KBI 引脚使能寄存器 (KBIPE) ........................................................................186 12.3 功能描述 ........................................................................................................................186 MC9S08AC60 系列数据手册 , 第 2 版 飞思卡尔半导体 15 12.3.1 引脚使能 ...........................................................................................................186 12.3.2 边沿和电平触发 .................................................................................................186 12.3.3 KBI 中断控制 .....................................................................................................187 第 13 章 串行通信接口 (S08SCIV4) 13.1 介绍 ...............................................................................................................................189 13.1.1 特性 ...................................................................................................................191 13.1.2 操作模式 ...........................................................................................................191 13.1.3 框图 ...................................................................................................................191 13.2 寄存器定义 .....................................................................................................................194 13.2.1 SCI 波特率寄存器 (SCIxBDH、 SCIxBDL) ...................................................194 13.2.2 SCI 控制寄存器 1 (SCIxC1) ..........................................................................195 13.2.3 SCI 控制寄存器 2 (SCIxC2) ..........................................................................196 13.2.4 SCI 状态寄存器 1 (SCIxS1) ...........................................................................197 13.2.5 SCI 状态寄存器 2 (SCIxS2) ...........................................................................198 13.2.6 SCI 控制寄存器 3 (SCIxC3) ..........................................................................199 13.2.7 SCI 数据寄存器 (SCIxD) ...............................................................................200 13.3 功能描述 ........................................................................................................................200 13.3.1 波特率产生 ........................................................................................................201 13.3.2 发送功能描述 ....................................................................................................201 13.3.3 接收功能描述 ....................................................................................................202 13.3.4 中断和状态标志 .................................................................................................203 13.3.5 其他 SCI 功能 ....................................................................................................204 第 14 章 串行外设接口 (S08SPIV3) 14.1 引言 ...............................................................................................................................207 14.1.1 特性 ...................................................................................................................209 14.1.2 模块结构图 ........................................................................................................209 14.1.3 SPI 波特率发生器 ............................................................................................. 211 14.2 外部信号描述 ................................................................................................................. 211 14.2.1 SPSCK — SPI 串行时钟 ................................................................................... 211 14.2.2 MOSI — 主出从入引脚 ..................................................................................... 211 14.2.3 MISO — 主入从出引脚 ..................................................................................... 211 14.2.4 SS — 从机选择引脚 .......................................................................................... 211 14.3 操作模式 ........................................................................................................................212 14.3.1 停止模式中的 SPI .............................................................................................212 14.4 寄存器定义 .....................................................................................................................212 14.4.1 SPI 控制寄存器 1 (SPIC1) .............................................................................212 14.4.2 SPI 控制寄存器 2 (SPIC2) .............................................................................213 14.4.3 SPI 比特率寄存器 (SPIBR) ...........................................................................214 14.4.4 SPI 状态寄存器 (SPIS) ..................................................................................215 14.4.5 SPI 数据寄存器 (SPID) .................................................................................216 14.5 功能描述 ........................................................................................................................216 MC9S08AC60 系列数据手册 , 第 2 版 16 飞思卡尔半导体 14.5.1 SPI 时钟格式 .....................................................................................................217 14.5.2 SPI 中断 ............................................................................................................219 14.5.3 模式故障检测 ....................................................................................................220 第 15 章 定时器 /PWM (S08TPMV3) 15.1 引言 ...............................................................................................................................221 15.2 功能 ...............................................................................................................................221 15.3 TPMV3 与先前版本的差异 .............................................................................................223 15.3.1 从 TPMV1 进行移植 ..........................................................................................225 15.3.2 特性 ...................................................................................................................226 15.3.3 操作模式 ...........................................................................................................226 15.3.4 结构框图 ...........................................................................................................227 15.4 信号描述 ........................................................................................................................229 15.4.1 信号详细描述 ....................................................................................................229 15.5 寄存器定义 .....................................................................................................................231 15.5.1 TPM 状态和控制寄存器 (TPMxSC) ...............................................................231 15.5.2 TPM 计数器寄存器 (TPMxCNTH:TPMxCNHTL) ...........................................233 15.5.3 TPM 计数器模寄存器 (TPMxMODH:TPMxMODL) ........................................233 15.5.4 TPM 通道 n 状态和控制寄存器 (TPMxCnSC) ...............................................234 15.5.5 TPM 通道值寄存器 (TPMxCnVH : TPMxCnVL) ............................................236 15.6 功能描述 ........................................................................................................................237 15.6.1 计数器 ...............................................................................................................237 15.6.2 通道模式选择 ....................................................................................................238 15.7 复位概述 ........................................................................................................................240 15.7.1 概要 ...................................................................................................................240 15.7.2 复位操作 ...........................................................................................................241 15.8 中断 ...............................................................................................................................241 15.8.1 概述 ...................................................................................................................241 15.8.2 中断操作描述 ....................................................................................................241 第 16 章 开发支持 16.1 介绍 ...............................................................................................................................243 16.1.1 特性 ...................................................................................................................244 16.2 后台调试控制器 (BDC) ..................................................................................................244 16.2.1 BKGD 引脚描述 ................................................................................................245 16.2.2 通信详细介绍 ....................................................................................................245 16.2.3 BDC 命令 ..........................................................................................................247 16.2.4 BDC 硬件断点 ...................................................................................................250 16.3 片上调试系统 (DBG) ......................................................................................................251 16.3.1 比较器 A 和 B ....................................................................................................251 16.3.2 总线捕获信息和 FIFO 操作 ...............................................................................251 16.3.3 流变化信息 ........................................................................................................252 16.3.4 标记 vs. 强制断点和触发器 ...............................................................................252 MC9S08AC60 系列数据手册 , 第 2 版 飞思卡尔半导体 17 16.3.5 触发模式 ...........................................................................................................252 16.3.6 硬件断点 ...........................................................................................................253 16.4 寄存器定义 .....................................................................................................................254 16.4.1 BDC 寄存器和控制位 ........................................................................................254 16.4.2 系统后台调试强制复位寄存器 (SBDFR) ...........................................................256 16.4.3 DBG 寄存器和控制位 ........................................................................................256 附录 A 电气特性和时序规范 A.1 引言................................................................................................................................................261 A.2 参数分类........................................................................................................................................261 A.3 绝对最大额定值............................................................................................................................262 A.4 热特性............................................................................................................................................263 A.5 ESD 保护和抗闭锁方法...............................................................................................................264 A.6 DC 特性.........................................................................................................................................265 A.7 电源电流特性................................................................................................................................268 A.8 ADC 特性 ......................................................................................................................................271 A.9 内部时钟发生模块特性................................................................................................................274 A.9.1 ICG 频率规范 .................................................................................................................274 A.10 AC 特性 .........................................................................................................................................277 A.10.1 控制时序 .........................................................................................................................277 A.10.2 定时器 /PWM (TPM) 模块时钟 ....................................................................................278 A.11 SPI 特性 ........................................................................................................................................279 A.12 Flash 规范.....................................................................................................................................282 A.13 EMC 性能......................................................................................................................................284 A.13.1 瞬态传导抗扰度 .............................................................................................................284 附录 B 订购信息和机械图 B.1 订购信息........................................................................................................................................285 B.2 可订购部件编号体系....................................................................................................................285 B.3 机械图............................................................................................................................................285
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