参数资料
型号: ST72121J2T6/XXX
厂商: STMICROELECTRONICS
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, 16 MHz, MICROCONTROLLER, PQFP44
封装: PLASTIC, TQFP-44
文件页数: 28/87页
文件大小: 1365K
代理商: ST72121J2T6/XXX
34/87
ST72121
16-BIT TIMER (Cont’d)
Figure 21. Counter Timing Diagram, internal clock divided by 2
Figure 22. Counter Timing Diagram, internal clock divided by 4
Figure 23. Counter Timing Diagram, internal clock divided by 8
CPU CLOCK
FFFD FFFE FFFF 0000
0001
0002
0003
INTERNAL RESET
TIMER CLOCK
COUNTER REGISTER
OVERFLOW FLAG TOF
FFFC
FFFD
0000
0001
CPU CLOCK
INTERNAL RESET
TIMER CLOCK
COUNTER REGISTER
OVERFLOW FLAG TOF
CPU CLOCK
INTERNAL RESET
TIMER CLOCK
COUNTER REGISTER
OVERFLOW FLAG TOF
FFFC
FFFD
0000
34
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