参数资料
型号: M38203E4-XXXFP
元件分类: 微控制器/微处理器
英文描述: 8-BIT, OTPROM, 4 MHz, MICROCONTROLLER, PQFP80
封装: 0.80 MM PITCH, PLASTIC, QFP-80
文件页数: 62/69页
文件大小: 944K
代理商: M38203E4-XXXFP
Rev.4.01
Nov 14, 2003
page 65 of 136
3803/3804 Group
Fig. 55 Structure of PWM control register
Fig. 56 PWM output timing when PWM register or PWM prescaler is changed
PWM control register
(PWMCON : address 002B16)
PWM function enable bit
Count source selection bit
Not used (return “0” when read)
b7
b0
0: PWM disabled
1: PWM enabled
0: f(XIN)
1: f(XIN)/2
AB
C
B
T
C
T2
=
PWM output
PWM register
write signal
PWM prescaler
write signal
(Changes “H” term from “A” to “B”.)
(Changes PWM period from “T” to “T2”.)
When the contents of the PWM register or PWM prescaler have changed, the PWM
output will change from the next period after the change.
T
T2
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