Samsung C8278X ユーザーズマニュアル
S3C8275X/F8275X/C8278X/F8278X/C8274X/F8274X
CONTROL
REGISTER
4-23
P0CONL
— Port 0 Control Register (Low Byte)
E5H
Set 1, Bank 0
Bit
Identifier
.7 .6 .5 .4 .3 .2 .1 .0
Reset Value
0 0 0 0 0 0 0 0
Read/Write
R/W R/W R/W R/W R/W R/W R/W R/W
Addressing Mode
Register addressing mode only
.7–.6
P0.3/T1CLK Configuration Bits
0
0
Schmitt trigger input mode (T1CLK)
0
1
N-channel open-drain output mode
1
0
Push-pull output mode
1
1
Not used for the S3C8275X/C8278X/C8274X
.5–.4
P0.2/INT2 Configuration Bits
0
0
Schmitt trigger input mode
0
1
N-channel open-drain output mode
1
0
Push-pull output mode
1
1
Not used for the S3C8275X/C8278X/C8274X
.3–.2
P0.1/INT1 Configuration Bits
0
0
Schmitt trigger input mode
0
1
N-channel open-drain output mode
1
0
Push-pull output mode
1
1
Not used for the S3C8275X/C8278X/C8274X
.1–.0
P0.0/INT0 Configuration Bits
0
0
Schmitt trigger input mode
0
1
N-channel open-drain output mode
1
0
Push-pull output mode
1
1
Not used for the S3C8275X/C8278X/C8274X