HD404314H 查看數據表（PDF） - Hitachi -> Renesas Electronics

零件编号

产品描述 (功能)

生产厂家

HD404314H

4-bit HMCS400-series microcomputer

Hitachi -> Renesas Electronics 

HD404318 Series

Timer C

Timer C is an 8-bit multifunction timer that includes free-running, reload, and watchdog timer features,

which are described as follows.

• By setting timer mode register C (TMC: $00D), one of eight internal clocks supplied from prescaler S

can be selected

• By selecting pin TOC with bit 2 (PMRA2) of port mode register A (PMRA: $004), timer C output

(PWM output) is enabled

• By setting timer write register CL, CU (TWCL, CU: $00E, $00F), timer counter C (TCC) can be

written to

• By setting timer read register CL, CU (TRCL, CU: $00E, $00F), the contents of timer counter C can be

read out

• An interrupt can be requested when timer counter C overflows

• Timer counter C can be used as a watchdog timer for detecting runaway program

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