gc80c510 CORERIVER Semiconductor, gc80c510 Datasheet - Page 210
gc80c510
Manufacturer Part Number
gc80c510
Description
Eprom/rom 8-bit Turbo Microcontrollers
Manufacturer
CORERIVER Semiconductor
Datasheet
1.GC80C510.pdf
(211 pages)
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13.40 P0DIR (F4h) : Port 0 Input/Output Control Register
13.41 P1DIR (F5h) : Port 1 Input/Output Control Register
13.42 P2DIR (F6h) : Port 2 Input/Output Control Register
to input mode.
0 = Output mode. The bit is configured to output.
1 = Input mode. The bit is configured to input.
to input mode.
0 = Output mode. The bit is configured to output.
1 = Input mode. The bit is configured to input.
to input mode.
0 = Output mode. The bit is configured to output.
1 = Input mode. The bit is configured to input.
This register is configured the P0 to input mode or output mode. The initial P0 mode is configured
This register is configured the P1 to input mode or output mode. The initial P1 mode is configured
This register is configured the P2 to input mode or output mode. The initial P2 mode is configured
Bit No.
Bit No.
Bit No.
P0DIR.7
R/W(1)
7
7
7
-
-
P0DIR.6
P2DIR.6
R/W(1)
R/W(1)
6
6
6
-
P0DIR.5
P2DIR.5
R/W(1)
R/W(1)
5
5
5
-
Page 210 of 211
(Default)
(Default)
(Default)
P0DIR.4
P2DIR.4
R/W(1)
R/W(1)
4
4
4
-
P0DIR.3
P2DIR.3
R/W(1)
R/W(1)
3
3
3
-
P0DIR.2
P1DIR.2
P2DIR.2
R/W(1)
R/W(1)
R/W(1)
Appendix B: SFR description
2
2
2
P0DIR.1
P1DIR.1
P2DIR.1
R/W(1)
R/W(1)
R/W(1)
1
1
1
P0DIR.0
P1DIR.0
P2DIR.0
R/W(1)
R/W(1)
R/W(1)
0
0
0
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