Samsung S3C9454B User Manual page 56

S3C9454B/F9454B
P0CONH
— Port 0 Control Register (High Byte)
Bit Identifier
RESET Value
Read/Write
.7–.6
.5–.4
.3–.2
.1–.0
.7 .6
0 0
R/W R/W
Port 0, P0.7/INT7 Configuration Bits
0 0 Schmitt trigger input; pull-up enable
0 1 Schmitt trigger input
1 0 Push-pull output
1 1 A/D converter input (ADC7); Schmitt trigger input off
Port 0, P0.6/ADC6/PWM Configuration Bits
0 0 Schmitt trigger input; pull-up enable
0 1 Alternative function (PWM output)
1 0 Push-pull output
1 1 A/D converter input (ADC6); Schmitt trigger input off
Port 0, P0.5/ADC5 Configuration Bits
0 0 Schmitt trigger input; pull-up enable
0 1 Schmitt trigger input
1 0 Push-pull output
1 1 A/D converter input (ADC5); Schmitt trigger input off
Port 0, P0.4/ADC4 Configuration Bits
0 0 Schmitt trigger input; pull-up enable
0 1 Schmitt trigger input
1 0 Push-pull output
1 1 A/D converter input (ADC4); Schmitt trigger input off
.5 .4
0 0
R/W R/W R/W
CONTROL REGISTERS
.3 .2 .1
0 0 0
R/W R/W
E6H
.0
0
R/W
4-9