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XMEGA A4
18.2Overview ................................................................................................................33
19 TWI - 双线接口........................................... ............................ 34
19.1Features ................................................................................................................34
19.2Overview ................................................................................................................34
20 SPI - 串行外设接口............................................ ................ 35
20.1Features ................................................................................................................35
20.2Overview ................................................................................................................35
21 USART ..................................................................................................... 36
21.1Features ................................................................................................................36
21.2Overview ................................................................................................................36
22 IRCOM - 红外通信模块............................................ ......... 37
22.1Features ................................................................................................................37
22.2Overview ................................................................................................................37
23加密引擎............................................... .......................................... 38
23.1Features ................................................................................................................38
23.2Overview ................................................................................................................38
24 ADC - 12位模数转换器........................................ ..... 39
24.1Features ................................................................................................................39
24.2Overview ................................................................................................................39
25 DAC - 12位数模转换器........................................ ..... 41
25.1Features ................................................................................................................41
25.2Overview ................................................................................................................41
26交流 - 模拟比较器............................................. .......................... 42
26.1Features ................................................................................................................42
26.2Overview ................................................................................................................42
26.3Input选择.......................................................................................................44
26.4Window功能...................................................................................................44
27 OCD - 片上调试........................................... ................................. 45
27.1Features ................................................................................................................45
27.2Overview ................................................................................................................45
28编程和调试接口............................................. ................ 46
28.1Features ................................................................................................................46
28.2Overview ................................................................................................................46
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8069D–AVR–08/08
