參數(shù)資料
型號(hào): P89C557E6
廠商: NXP Semiconductors N.V.
英文描述: Single-chip 8-bit microcontroller(單片8位微控制器)
中文描述: 單芯片8位微控制器(單片8位微控制器)
文件頁(yè)數(shù): 17/64頁(yè)
文件大小: 476K
代理商: P89C557E6
Philips Semiconductors
Product specification
P83C557E6/P80C557E6
Single-chip 8-bit microcontroller
1999 Mar 02
17
PWM1 (FDH)
PWM1.7
PWM1.6
PWM1.5
PWM1.4
PWM1.3
PWM1.2
PWM1.1
PWM1.0
Figure 12. Pulse width register PWM1.
7
6
5
4
3
2
1
0
Table 8.
Description of PWM1 bits
BIT
FUNCTION
PWM1.0 to 7
LOW/HIGH ration of PWM1 signal =
(PWM1)
255 – (PWM1)
Figure 13. Functional Diagram of Pulse Width Modulated Outputs.
I
PWM0
f
CLK
8-Bit Comparator
8-Bit Counter
8-Bit Comparator
PWM1
Prescaler
1/2
Output
Buffer
PWMP
Output
Buffer
PWM0
PWM1
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