TMS320F28335中文数据手册.pdf

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TMS320F28335, TMS320F28334, TMS320F28332 TMS320F28235, TMS320F28234, TMS320F28232 数字信号控制器（DSC））数字信号控制器（数据手册数据手册文献编号：SPRS439C 2007年6月 - 修订2008年2月 ADVANCE INFORMATION concerns new products in the sampling or preproduction phase of development. Characteristic data andother specifications are subject to change without notice.

TMS320F28335, TMS320F28334, TMS320F28332 TMS320F28235, TMS320F28234, TMS320F28232 数字信号控制器（DSC））数字信号控制器（ SPRS439C – JUNE 2007 – REVISED FEBRUARY 2008 内容内容修订历史修订历史 1 .......................................................................................................................... ................................................................................... TMS320F2833x,TMS320F2823x DSC的的 1.1 1.2 介绍介绍 2.1 2.2 功能概述功能概述 3.1 3.2 引脚分配信号说明 .................................................................... .................................................................................................. ................................................................................ ..................................................................................... .............................................................................................................. ............................................................................................... 外设总线实时JTAG与分析外部接口（XINTF） Flash M0,M1 SARAMs L0,L1,L2,L3,L4,L5,L6,L7 SARAMs 引导ROM ........................................................................................................ .......................................................................................................... 产品特点 ..................................................................................................................... .............................................................................................................. 入门 ....................................................................................................................... ............................................................................................................ ......................................................................................................... ........................................................................................................... 存储器映射图 .............................................................................................................. ........................................................................................................... 简要说明 C28x的CPU ....................................................................................................... 3.2.1 3.2.2 内存总线（哈佛总线结构） 3.2.3 3.2.4 3.2.5 3.2.6 3.2.7 3.2.8 3.2.9 3.2.10安全 3.2.11外设中断扩展（PIE）块 3.2.12外部中断（XINT1-XINT7,XNMI） 3.2.13振荡器和PLL 3.2.14看门狗 3.2.15外设时钟 3.2.16低功耗模式 3.2.17外设帧0,1,2,3（PFN） 3.2.18通用输入/输出（GPIO）多路复用器 3.2.19 32位CPU的计时器（0,1,2） 3.2.20控制外设 3.2.21串口外设寄存器映射器件仿真寄存器 .............................................................................................. ........................................................................................................ ............................................................................................. .............................................................................................. ................................................................................... ............................................................................................. ......................................................................................... ................................................................................................................ ............................................................................................... .................................................................................................................... 外部中断 .............................................................................................. ............................................................................................................. ............................................................................................ .................................................................. .................................................................... ........................................................................... ......................................................... ..................................................................... 中断 3.5.1 系统控制 3.6.1 OSC和PLL模块 3.6.1.1外部参考振荡器时钟选项 3.6.1.2基于PLL的时钟模块 3.6.1.3损耗输入时钟看门狗模块 ....................................................... ............................................................................ ................................................................................... ................................................................................................. .................................................................................................. ........................................................................................................................ .............................................................................................................. .................................................................................................. 3.6.2 低功耗模式座 DMA概述 32位CPU定时器0/1/2 增强型PWM模块（ePWM1/2/3/4/5/6）高解析度PWM（HRPWM）增强的第模组（eCAP1/2/3/4/5/6）增强QEP模块（为eQEP1 / 2）模拟 - 数字转换器（ADC）模块 .......................................................................... ........................................................................................ ............................................................................ ..................................................................................... ............................................................................. 2 内容提交文档反馈 2 3 4 3.3 3.4 3.5 3.6 3.7 外设外设 4.1 4.2 4.3 4.4 4.5 4.6 4.7 11 13 13 14 15 17 26 35 36 42 42 43 43 43 43 44 44 44 44 45 46 47 47 47 47 47 47 48 48 48 48 49 50 52 56 56 58 59 59 61 61 62 63 64 65 67 69 70 72 74

................................................................... ................................................................................................... .................................................................................................. ................................................................... ..................................... ........................................... ADC连接如果ADC未使用 ADC寄存器 ADC校准 4.7.1 4.7.2 4.7.3 多通道缓冲串行端口（McBSP）模块增强型控制器局域网（ECAN）模块（ECAN-A和的eCAN-B）串行通信接口（SCI）模块（SCI-A,SCI-B,SCI-C）串行外设接口（SPI）模块（SPI-A）内部集成电路（I2C） GPIO MUX 外部接口（XINTF） ...................................................................... .............................................................................................. .................................................................................................................. ............................................................................................... ................................................................................................................. 器件和开发支持工具命名文档支持绝对最大额定值推荐工作条件电气特性 .............................................................. .................................................................................................. .................................................................................................... ............................................................................................. .................................................................................. ................................................................................................ ..................................................................................................... 4.8 4.9 4.10 4.11 4.12 4.13 4.14 设备支持设备支持 5.1 5.2 电气规格电气规格 6.1 6.2 6.3 6.4 5 6 ............................................................................. ................................................................................ .............................................................................. ........................................................ 减少电流消耗消耗电流图电流消耗 6.4.1 6.4.2 6.4.2.1热设计考虑仿真器连接无信号缓冲的DSP 时序参数符号 6.6.1 6.6.2 6.6.3 时钟要求和特点测试负载电路器件时钟表在时序参数一般注意事项 ........................................................................................... ....................................................................... .............................................................................................. ........................................................................................... ............................................................................. ........................................................................................................ 电源管理和监控电路解决方案低功耗模式唤醒的时序 GPIO - 输出时序 GPIO - 输入时序取样窗口宽度为输入信号电源排序 6.8.1 通用输入/输出（GPIO） 6.9.1 6.9.2 6.9.3 6.9.4 增强的控制外设 6.10.1增强型脉宽调制器（ePWM）时序 6.10.2跳闸区输入时序 6.10.3外部中断时序 6.10.4 I2C电气规格和时序 6.10.5串行外设接口（SPI）主模式时序 6.10.6 SPI从模式时序 6.10.7外部接口（XINTF）时序 ................................................... ................................................................................. ......................................................................................... ........................................................................................... .................................................................. ........................................................................... .......................................................................................... ........................................................ ........................................................................................ ...................................................................................... ..................................................................... .................................................... ....................................................................................... ........................................................................... .................................................................................... 6.10.7.1 USEREADY = 0 6.10.7.2同步模式（USEREADY = 1,READYMODE = 0） 6.10.7.3异步模式（USEREADY = 1,READYMODE = 1） 6.10.7.4 XINTF信号对齐到XCLKOUT 6.10.7.5外部接口读时序 6.10.7.6外部接口写时序 6.10.7.7外部接口现成的,读时序一个外部等待状态 6.10.7.8外部接口就绪,上写时序一个外部等待状态 .................................. ................................. .......................................................... .................................................................. .................................................................. 6.10.8 XHOLD和XHOLDA定时 6.10.9片上模拟到数字转换器 ................................................................................ ........................................................................ 6.5 6.6 6.7 6.8 6.9 6.10 TMS320F28335, TMS320F28334, TMS320F28332 TMS320F28235, TMS320F28234, TMS320F28232 数字信号控制器（DSC））数字信号控制器（ SPRS439C – JUNE 2007 – REVISED FEBRUARY 2008 77 77 78 79 82 87 91 94 96 101 104 104 106 109 109 110 110 111 113 114 115 115 116 116 116 116 118 119 119 122 122 123 124 125 128 128 128 130 131 131 135 137 138 138 139 140 141 142 143 147 149 152 ................. ................. 内容 3

TMS320F28335, TMS320F28334, TMS320F28332 TMS320F28235, TMS320F28234, TMS320F28232 Digital Signal Controllers (DSCs) SPRS439C – JUNE 2007 – REVISED FEBRUARY 2008 ........................................................................................... .............................................................. 6.10.9.1 ADC Power-Up Control Bit Timing 6.10.9.2 Definitions 6.10.9.3 Sequential Sampling Mode (Single-Channel) (SMODE = 0) 6.10.9.4 Simultaneous Sampling Mode (Dual-Channel) (SMODE = 1) ................................. ............................... 6.10.10 Detailed Descriptions 6.10.11 Multichannel Buffered Serial Port (McBSP) Timing 6.10.11.0.1 McBSP Transmit and Receive Timing 6.10.11.0.2 McBSP as SPI Master or Slave Timing Migrating From F2833x Devices to F2823x Devices ........................................................................................ ....................................................... ...................................................... ..................................................... ................................................................. 6.11 Thermal/Mechanical Data 7 ................................................................................................... 153 154 155 156 157 158 158 160 163 164 4 内容提交文档反馈

TMS320F28335, TMS320F28334, TMS320F28332 TMS320F28235, TMS320F28234, TMS320F28232 数字信号控制器（DSC））数字信号控制器（ SPRS439C – JUNE 2007 – REVISED FEBRUARY 2008 2-1 2-2 2-3 2-4 2-5 2-6 2-7 2-8 2-9 3-1 3-2 3-3 3-4 3-5 3-6 3-7 3-8 3-9 3-10 3-11 3-12 3-13 4-1 4-2 4-3 4-4 4-5 4-6 4-7 4-8 4-9 4-10 4-11 4-12 4-13 4-14 4-15 4-16 4-17 F2833x,F2823x 176引脚LQFP封装PGF（顶视图） ............................................................................. 图目录图目录 F2833x,F2823x 179球ZHH微星BGA（左上象限）（底视图） F2833x,F2823x 179球ZHH微星BGA（右上象限）（底视图） F2833x,F2823x 179球ZHH微星BGA（左下象限）（底视图） F2833x,F2823x 179球ZHH微星BGA（右下象限）（底视图） F2833x,F2823x 176球ZJZ塑料BGA（左上象限）（底视图） F2833x,F2823x 176球ZJZ塑料BGA（右上象限）（底视图） F2833x,F2823x 176球ZJZ塑料BGA（左下象限）（底视图） F2833x,F2823x 176球ZJZ塑料BGA（右下象限）（底视图） ............................... .............................. ............................... .............................. ...................................... ..................................... ...................................... ..................................... 功能框图 F28335/F28235存储器映射 F28334/F28234存储器映射 F28332/F28232存储器映射外部和PIE中断源外部中断 ....................................................................................................... ................................................................................................... ................................................................................................... ................................................................................................... ............................................................................................. ................................................................................................................ 中断的使用PIE模块复用 ................................................................................ 时钟和复位域 OSC和PLL框图使用3.3-V外部振荡器使用1.9-V外部振荡器使用内部振荡器看门狗模块 ....................................................................................................... ................................................................................................... ............................................................................................... ............................................................................................... ..................................................................................................... ................................................................................................................. DMA的功能框图 CPU定时器 ........................................................................................................................ CPU定时器中断信号和输出信号 ................................................................................................. .............................................................................. ........................................................................ 在F2833x/F2823x系统多路PWM模块 ePWM子模块显示关键的内部信号互连 ECAP功能框图通过eqep功能框图 ADC模块的框图 ADC引脚连接具有内部参考 ................................................... ................................................................................................ ................................................................................................ ............................................................................................. ............................................................................... .............................................................................. ADC引脚连接与外部参考多通道缓冲串口模块................................................................................................................... eCAN的框图和接口电路 .................................................................................... ............................................................................................................ ............................................................................................................ eCAN-A内存地图 eCAN-B内存地图串行通信接口（SCI）模块框图 SPI模块框图（从模式） I2C外设模块接口 ..................................................................................... ............................................................................................... ............................................................ 17 18 19 20 21 22 23 24 25 35 37 38 39 52 53 54 57 58 59 59 59 61 64 65 65 67 69 70 72 75 76 76 80 83 84 85 90 93 95 图目录 5

TMS320F28335, TMS320F28334, TMS320F28332 TMS320F28235, TMS320F28234, TMS320F28232 数字信号控制器（DSC））数字信号控制器（ SPRS439C – JUNE 2007 – REVISED FEBRUARY 2008 4-18 4-19 4-20 4-21 4-22 5-1 6-1 6-2 6-3 6-4 6-5 6-6 6-7 6-8 6-9 6-10 6-11 6-12 6-13 6-14 6-15 6-16 6-17 6-18 6-19 6-20 6-21 6-22 6-23 6-24 6-25 6-26 6-27 6-28 6-29 6-30 6-31 6-32 6-33 6-34 6-35 6 GPIO MUX框图资格使用采样窗口外部接口框图典型的16位数据总线XINTF连接典型的32位数据总线XINTF连接 ....................................................................................................... ........................................................................................ ............................................................................................. ................................................................................. ................................................................................. ......................................................................... 中的F2833x,F2823x器件命名规则示例典型工作电流与频率（F28335/F28235/F28334/F28234）与频率的典型操作电源（F28335/F28235/F28334/F28234）仿真器连接无信号缓冲的DSP 3.3-V测试负载电路 .................................... ..................................... ............................................................... 时钟时序上电复位热复位通用输出时序采样模式通用输入时序 ......................................................................................................... ..................................................................................................................... .................................................................................................................. ...................................................................................................................... 写作的影响进入PLLCR寄存器的例子 .......................................................................... ............................................................................................... .................................................................................................................. 空闲进入和退出时机待机进入和退出时序图暂停唤醒使用GPIOn PWM高阻特性 ADCSOCAO或ADCSOCBO时序外部中断时序 ................................................................................................. .................................................................................................... ................................................................................... ................................................................................................. ...................................................................................................... ......................................................................................... ....................................................................................................... SPI主模式外部定时（时钟相位= 0） SPI主模式外部定时（时钟相位= 1） SPI从属模式外部定时（时钟相位= 0） SPI从属模式外部定时（时钟相位= 1）之间XTIMCLK和SYSCLKOUT的关系 ...................................................................... ...................................................................... ........................................................................ ........................................................................ ........................................................................ 例如读访问例如写访问 .......................................................................................................... .......................................................................................................... 例如读取同步XREADY访问例如读取异步XREADY访问写的同步XREADY访问写与异步XREADY访问外部接口保持波形 ....................................................................... ...................................................................... ................................................................................... ................................................................................. ............................................................................................ XHOLD / XHOLDA时序要求（XCLKOUT = 1/2 XTIMCLK） ADC电控制位时序 ADC模拟输入阻抗模型顺序采样模式（单声道）时序 ............................................................................................ ......................................................................................... ....................................................................... ................................................... 同步采样模式时序 McBSP的接收时序 ........................................................................................ ......................................................................................................... 图目录提交文档反馈 96 101 102 102 103 105 114 114 115 116 119 120 121 122 122 123 124 125 126 127 128 130 130 133 135 136 137 140 142 143 145 146 148 149 150 151 153 154 155 156 159

TMS320F28335, TMS320F28334, TMS320F28332 TMS320F28235, TMS320F28234, TMS320F28232 数字信号控制器（DSC））数字信号控制器（ SPRS439C – JUNE 2007 – REVISED FEBRUARY 2008 6-36 6-37 6-38 6-39 6-40 McBSP的发送时序 ........................................................................................................ McBSP的时序当SPI主模式或从模式时：CLKSTP = 10b中,CLKXP = 0 McBSP的时序当SPI主模式或从模式时：CLKSTP = 11b时,CLKXP = 0 McBSP的时序当SPI主模式或从模式时：CLKSTP = 10b中,CLKXP = 1 McBSP的时序当SPI主模式或从模式时：CLKSTP = 11b时,CLKXP = 1 .................................................... .................................................... .................................................... .................................................... 160 161 161 162 163 图目录 7

TMS320F28335, TMS320F28334, TMS320F28332 TMS320F28235, TMS320F28234, TMS320F28232 数字信号控制器（DSC））数字信号控制器（ SPRS439C – JUNE 2007 – REVISED FEBRUARY 2008 表一览表一览 F2833x芯片硬件特性 F2823x硬件特性信号说明 ..................................................................................................... ..................................................................................................... ............................................................................................................... 闪存部门在F28335/F28235的地址闪存部门在F28334/F28234的地址闪存部门在F28332/F28232的地址处理安全码位置 .............................................................................. ............................................................................... ............................................................................... .............................................................................................. 等待状态引导模式选择外设帧0寄存器外设帧1寄存器外设帧2寄存器外设帧3寄存器 ......................................................................................................................... .............................................................................................................. .................................................................................................. ................................................................................................... ................................................................................................... ................................................................................................... ..................................................................................................... ........................................................................................................ ...................................................................................... ...................................................................................................... ................................................................ 器件仿真寄存器 PIE外设中断 PIE配置和控制寄存器外部中断寄存器 PLL,时钟,看门狗和低功率模式寄存器 PLLCR位说明 CLKIN的分频选项可能PLL配置模式低功耗模式 .......................................................................................................... ............................................................................................................ ............................................................................................. ................................................................................................................ CPU定时器0,1,2配置和控制寄存器 ePWM控制和状态寄存器 ECAP控制和状态寄存器通过eqep控制和状态寄存器 ................................................................... ........................................................................................... ............................................................................................ ............................................................................................ ADC寄存器 McBSP的寄存器综述 3.3-V的eCAN收发器 CAN寄存器映射 SCI-A寄存器 SCI-B寄存器 SCI-C寄存器 SPI-A寄存器 I2C-A寄存器 ..................................................................................................................... ...................................................................................................... ....................................................................................................... ............................................................................................................... .................................................................................................................. .................................................................................................................. .................................................................................................................. ................................................................................................................... .................................................................................................................... ................................................................................................................... GPIO寄存器 GPIO-阿Mux外设选择矩阵 GPIO-B复用的外设选择矩阵 GPIO-C复用的外设选择矩阵 ..................................................................................... ..................................................................................... .................................................................................... 2-1 2-2 2-3 3-1 3-2 3-3 3-4 3-5 3-6 3-7 3-8 3-9 3-10 3-11 3-12 3-13 3-14 3-15 3-16 3-17 3-18 3-19 4-1 4-2 4-3 4-4 4-5 4-6 4-7 4-8 4-9 4-10 4-11 4-12 4-13 4-14 4-15 4-16 4-17 8 表一览提交文档反馈 15 16 26 40 40 40 41 42 45 49 50 50 50 51 54 55 56 58 60 60 60 62 66 68 71 73 77 81 83 86 88 88 89 92 95 97 98 99 100

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