12.6.9典型的UART发送操作........................................... .. 12-50

12.7接收操作在UART模式............................................ ................. 12-52

12.7.1 UART接收初始设置.......................................... 。 12-52

12.7.2开始UART接收............................................ .............. 12-54

12.7.3处理在UART接收结束...................................... 12-54

12.7.4典型的UART接收操作........................................... ... 12-56

12.7.5在UART接收检测的起始位......................... 12-58

12.8固定周期时钟输出功能............................................ ............. 12-59

12.9注意事项使用UART模式............................................ ................ 12-60

第13章CAN模块

13.1纲要CAN模块的............................................ .............................. 13-2

13.2 CAN模块相关的寄存器............................................. ...................... 13-4

13.2.1 CAN控制寄存器............................................ ...................... 13-8

13.2.2 CAN状态寄存器............................................ ...................... 13-11

13.2.3 CAN扩展ID注册........................................... ............. 13-15

13.2.4 CAN配置寄存器............................................ .......... 13-16

13.2.5 CAN时间戳计数寄存器.......................................... .... 13-20

13.2.6 CAN错误计数寄存器........................................... ............ 13-21

13.2.7 CAN波特率预分频器........................................... .............. 13-22

13.2.8 CAN中断相关的寄存器........................................... .... 13-23

13.2.9可以屏蔽寄存器............................................ ..................... 13-31

13.2.10 CAN报文槽控制寄存器...................................... 13-36

13.2.11 CAN消息槽............................................ ..................... 13-40

13.3 CAN协议............................................... ................................................ 13- 55

13.3.1 CAN协议帧............................................ ...................... 13-55

13.4初始化CAN模块............................................. ........................... 13-58

CAN模块的初始化13.4.1 .......................................... ....... 13-58

13.5发送数据帧.............................................. ............................ 13-61

13.5.1数据帧发送程序........................................... .... 13-61

13.5.2数据帧发送操作........................................... ..... 13-63

13.5.3发送中止功能............................................ ................ 13-64

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