參數(shù)資料
型號: GMS81C2020K
廠商: HYNIX SEMICONDUCTOR INC
元件分類: 微控制器/微處理器
英文描述: HYUNDAI MICRO ELECTRONICS 8-BIT SINGLE-CHIP MICROCONTROLLERS
中文描述: 8-BIT, MROM, 8 MHz, MICROCONTROLLER, PDIP64
封裝: SDIP-64
文件頁數(shù): 39/93頁
文件大?。?/td> 853K
代理商: GMS81C2020K
GMS81C1404/GMS81C1408
June. 2001 Ver 1.2
37
PORT
RBFUNC.4~0
Description
RB7/
TMR2OV
0
RB7 (Normal I/O Port)
1
Timer2 Overflow Output
RB6/EC1
0
RB6 (Normal I/O Port)
1
Event Counter 1 Input
RB5/
PWM1/
COMP1
0
RB5 (Normal I/O Port)
1
PWM1 Output /
Timer3 Compare Output
RB4/
PWM0/
COMP0
0
RB4 (Normal I/O Port)
1
PWM0 Output /
Timer1 Compare Output
RB3/INT1
0
RB3 (Normal I/O Port)
1
External Interrupt Input 1
RB2/INT0
0
RB2 (Normal I/O Port)
1
External Interrupt Input 0
RB1/BUZ
0
RB1 (Normal I/O Port)
1
Buzzer Output
RB0/AN0/
AVref
0
1
1. When ANSEL0 = “0”, this port is defined for normal I/O port
(RB0).
When ANSEL0 = “1” and ADS2~0 = “000”, this port
can be used Analog Input Port (AN0).
2. When this bit set to “1”, this port defined for AVref, so it can
not be used Analog Input Port AN0 and Normal I/O
Port RB0.
RB0 (Normal I/O Port)/
AN0 (ANSEL0=1)
1
2
External Analog Reference
Voltage
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