文件名称:tms320f28335中文数据手册介绍.pdf
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更新时间:2023-06-03 07:40:11
TMS320F28335
TMS320F2833x TMS320F2823x DSC .................................................................................. 10 1.1 特性 ......................................................................................................................... 10 1.2 开始使用 .................................................................................................................... 11 2 .................................................................................................................................. 12 2.1 引脚分配 .................................................................................................................... 14 2.2 信号说明 .................................................................................................................... 23 3 ............................................................................................................................ 33 3.1 内存映射 .................................................................................................................... 34 3.2 简要说明 .................................................................................................................... 41 3.2.1 C28x CPU ....................................................................................................... 41 3.2.2 内存总线(哈弗总线架构) .................................................................................... 41 3.2.3 外设总线 ......................................................................................................... 41 3.2.4 实时 JTAG 和分析 .............................................................................................. 42 3.2.5 外部接口(XINTF) ................................................................................................ 42 3.2.6 闪存 ............................................................................................................... 42 3.2.7 M0,M1 SARAM ............................................................................................... 42 3.2.8 L0, L1, L2, L3, L4, L5, L6, L7SARAM ........................................................................ 43 3.2.9 引导 ROM ........................................................................................................ 43 3.2.9.1 引导加载器使用的外设引脚 ....................................................................... 44 3.2.10 安全性 ............................................................................................................ 44 3.2.11 外设中断扩展 (PIE) 块 ......................................................................................... 46 3.2.12 外部中断 (XINT1-XINT7,XNMI) ............................................................................. 46 3.2.13 振荡器和锁相环 (PLL) .......................................................................................... 46 3.2.14 安全装置 ......................................................................................................... 46 3.2.15 外设时钟 ......................................................................................................... 46 3.2.16 低功率模式 ....................................................................................................... 46 3.2.17 外设帧 0,1,2,3 (PFn) ...................................................................................... 47 3.2.18 通用输入/输出 (GPIO) 复用器 ................................................................................. 47 3.2.19 32 位 CPU 定时器 (0,1,2) .................................................................................. 47 3.2.20 控制外设 ......................................................................................................... 48 3.2.21 串行端口外设 .................................................................................................... 48 3.3 寄存器映射 ................................................................................................................. 49 3.4 器件仿真寄存器 ............................................................................................................ 51 3.5 中断 .......................................................................................................................... 52 3.5.1 外部中断 ......................................................................................................... 56 3.6 系统控制 .................................................................................................................... 57 3.6.1 OSC 和 PLL 块 .................................................................................................. 58 3.6.1.1 外部基准振荡器时钟选项 .......................................................................... 59 3.6.1.2 基于 PLL 的时钟模块 .............................................................................. 60 3.6.1.3 输入时钟损失 ....................................................................................... 61 3.6.2 安全装置块 ....................................................................................................... 62 3.7 低功率模式块 .....................................................................................