BYD Microelectronics Co., Ltd.
BF6910AX/11AX
目录
目录....................................................................................................................... 2
BF6910AX/11AX..................................................................................................... 4
1、规格............................................................................................................................................ 4
1.1 特性 ............................................................................................................................................................ 4
1.2 应用 ........................................................................................................................................................... 4
2、介绍............................................................................................................................................ 5
3、引脚............................................................................................................................................ 6
3.1 引脚图 ....................................................................................................................................................... 6
3.2 引脚描述 ................................................................................................................................................... 6
4、电气特性.................................................................................................................................... 8
4.1 AC 特性....................................................................................................................................................... 8
4.2 DC 特性....................................................................................................................................................... 9
4.3 极限参数 .................................................................................................................................................... 9
5、GPIO 端口 ..................................................................................................................................9
5.1 PA 端口..................................................................................................................................................... 10
5.2 PB 端口..................................................................................................................................................... 10
5.3 PC 端口..................................................................................................................................................... 11
6、寄存器...................................................................................................................................... 11
6. 1 CTK 寄存器描述 ...................................................................................................................................... 12
6.2 特殊功能寄存器总表(SFR)..................................................................................................................... 17
7、WDT.......................................................................................................................................... 19
8、复位.......................................................................................................................................... 20
8.1 上电、掉电复位 ...................................................................................................................................... 20
8.2 FLASH 编程复位 ....................................................................................................................................... 20
8.3 软件复位 .................................................................................................................................................. 21
8.4 看门狗定时器溢出复位 .......................................................................................................................... 21
8.5 PC 指针溢出复位 ..................................................................................................................................... 21
9、空闲模式.................................................................................................................................. 22
10、定时器.................................................................................................................................... 22
10.1 定时器 0 和定时器 1 ............................................................................................................................ 22
10.2 定时器时钟控制 ................................................................................................................................... 26
11、中断........................................................................................................................................ 26
11.1 中断源及入口地址 ............................................................................................................................... 26
11.2 中断 SFR ................................................................................................................................................ 27
11.3 中断响应 ............................................................................................................................................... 30
11.4 中断优先级 ........................................................................................................................................... 30
Datasheet
TS-COD-PD-Rev. A/0
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