SM320F28335-HT
www.ti.com
SPRS682 - 2010年12月
5
6
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59
4.5
增强CAP模块（为eCAP1 / 2 /3/4 /5/ 6）
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59
4.6
增强QEP模块（ eQEP1 / 2 ）
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62
4.7
模拟数字转换器（ ADC）模块
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64
4.7.1
ADC连接如果ADC未使用
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67
4.7.2
ADC寄存器
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67
4.7.3
ADC校准
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68
4.8
多通道缓冲串行端口（ McBSP的）模块
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69
4.9
增强型控制器局域网（ECAN ）模块（ECAN -A以及ECAN -B ）
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72
4.10串行通信接口（ SCI ）模块（ SCI -A ， SCI -B ， SCI -C ）
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77
4.11串行外设接口（ SPI ）模块（ SPI -A ）
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80
4.12内部集成电路（ I2C）
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83
4.13 GPIO MUX
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84
4.14外部接口（ XINTF ）
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91
设备支持
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93
电气规格
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93
6.1
绝对最大额定值
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93
6.2
推荐工作条件
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95
6.3
电气特性
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95
6.4
消耗电流
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96
6.4.1
降低电流消耗
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98
6.4.2
电流消耗曲线图
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99
6.4.3
热设计注意事项
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100
6.5
仿真器连接无信号缓冲的DSP
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100
6.6
时序参数符号
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102
6.6.1
在时序参数一般注意事项
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102
6.6.2
测试负载电路
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102
6.6.3
器件时钟表
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102
6.7
时钟要求和特点
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104
6.8
电源排序
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105
6.8.1
电源管理和监控电路解决方案
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105
6.9
通用输入/输出（GPIO）
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108
6.9.1
GPIO - 输出时序
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108
6.9.2
GPIO - 输入时序
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109
6.9.3
采样窗口宽度的输入信号
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110
6.9.4
低功耗模式唤醒时间
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111
6.10增强的控制外设
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115
6.10.1增强型脉宽调制器（ePWM ）时序
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115
6.10.2跳闸区输入时序
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115
6.11外部中断时序
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117
6.12 I2C电气特性和时序
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118
6.13串行外设接口（ SPI）的时序
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118
6.13.1主模式时序
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118
6.13.2 SPI从机模式时序
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122
6.14外部接口（ XINTF ）时序
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125
6.14.1 USEREADY = 0
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125
6.14.2同步模式（ USEREADY = 1 ， READYMODE = 0 ）
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126
4.4
高解析度PWM （ HRPWM ）
目录
3
2010 ，德州仪器
