Samsung C8278X ユーザーズマニュアル

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CONTROL REGISTERS 
   
S3C8275X/F8275X/C8278X/F8278X/C8274X/F8274X 
4-22  
 
P0CONH
 — Port 0 Control Register (High Byte) 
E4H 
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 
P0.7/BUZ Configuration Bits 
 
Schmitt trigger input mode 
 
N-channel open-drain output mode 
 
Push-pull output mode 
 
Alternative function (BUZ) 
 
 
.5–.4 
P0.6/CLKOUT Configuration Bits 
 
Schmitt trigger input mode 
 
N-channel open-drain output mode 
 
Push-pull output mode 
 
Alternative function (CLKOUT) 
 
 
.3–.2 
P0.5/TBOUT Configuration Bits 
 
Schmitt trigger input mode 
 
N-channel open-drain output mode 
 
Push-pull output mode 
 
Alternative function (TBOUT) 
 
 
.1–.0 
P0.4/TAOUT Configuration Bits 
 
Schmitt trigger input mode 
 
N-channel open-drain output mode 
 
Push-pull output mode 
 
Alternative function (TAOUT)