MC80F0204 Datasheet, PDF (39/126 Pages) List of Unclassifed Manufacturers – 8-BIT SINGLE-CHIP MICROCONTROLLERS

Preliminary
MC80F0104/0204
R1 Data Register
R1
---
ADDRESS: 0C2_H
RESET VALUE: ---0 0000_B
R14 R13 R12 R11 R10
Input / Output data
R1 Direction Register
R1IO ^{- - -}
ADDRESS: 0C3_H
RESET VALUE: ---0 0000_B
R1 Pull-up
Selection Register
PU1
---
Port Direction
0: Input
1: Output
ADDRESS: 0FD_H
RESET VALUE: ---0 0000_B
R1 Open Drain
Selection Register
R1OD ^{- - -}
Pull-up Resister Selection
0: Disable
1: Enable
ADDRESS: 0C9_H
RESET VALUE: ---0 0000_B
Open Drain Resister Selection
0: Disable
1: Enable
ADDRESS: 0F8_H
RESET VALUE: 0000 0000_B
PSR0 ^{PWM3OEPWM1OE EC1E EC0E INT3E INT2E INT1E INT0E}
Port / INT Selection
0: R11, R12, R03, R00
1: INT0, INT1,INT2, INT3
Port / EC Selection
0: R04, R07
1: EC0, EC1
Port / PWM Selection
0: R10, R11
1: PWM1O, PWM3O
ADDRESS: 0F9_H
RESET VALUE: ---- 0000_B
PSR1 ^-
-
-
- AVREFS BUZOE T2OE T0OE
Port / TO Selection
0: R04, R07
1: EC0, EC1
R12/BUZO Selection
0: R12 port (Turn off buzzer)
1: BUZO port (Turn on buzzer)
R10 / AVREF Selection
0: R10 port
1: AVREF port
Figure 9-3 R1 Port Register
Mar. 2005 Ver 0.2
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