Samsung user manual P2CONL

S3C8275X/F8275X/C8278X/F8278X/C8274X/F8274X CONTROL REGISTER
4-29
P2CONL — Port 2 Control Register (Low Byte) EBH 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 P2.3/SEG28 Configuration Bits
0 0 Input mode
0 1 N-channel open-drain output mode
1 0 Push-pull output mode
1 1 Alternative function (SEG28)
.5–.4 P2.2/SEG29 Configuration Bits
0 0 Input mode
0 1 N-channel open-drain output mode
1 0 Push-pull output mode
1 1 Alternative function (SEG29)
.3–.2 P2.1/SEG30 Configuration Bits
0 0 Input mode
0 1 N-channel open-drain output mode
1 0 Push-pull output mode
1 1 Alternative function (SEG30)
.1–.0 P2.0/SEG31/VBLDREF Configuration Bits
0 0 Input mode
0 1 N-channel open-drain output mode
1 0 Push-pull output mode
1 1
Alternative function (SEG31 or VBLDREF)