參數(shù)資料
型號(hào): M38837G6HP
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 4 MHz, MICROCONTROLLER, PQFP80
封裝: 12 X 12 MM, 0.50 MM PITCH, PLASTIC, LQFP-80
文件頁數(shù): 7/81頁
文件大?。?/td> 766K
代理商: M38837G6HP
Rev.1.00
Oct 26, 2004
page 15 of 79
3883 Group
Fig. 10 Port block diagram (1)
(3) Ports P30, P31
Key-on wake-up input
P30–P33 pull-up control bit
Data bus
Port latch
PWM0(PWM1) output
PWM0(PWM1) enable bit
Direction
register
(5) Port P40, P41
Data bus
Port latch
Direction
register
1. Reading the port P8 register (address 001016) is switched to port P4 pin input level by the P8 function selection bit of the port control
register 2 (PCTL2).
(6) Ports P42 , P43
P4 output structure selection bit
Data bus
Port latch
1
Direction
register
Interrupt input
(1) Ports P0, P1
Data bus
Port latch
P00–P03,
P04–P07,
P10–P13,
P14–P17 output structure
selection bits
Direction
register
(2) Port P2
Data bus
Port latch
Direction
register
(4) Ports P32–P37
P30–P33,
P34–P37 pull-up control bit
Data bus
Port latch
Direction
register
Key-on wake-up input
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