Samsung S3C8248 User Manual page 63

CONTROL REGISTERS
P0CONH
— Port 0 Control Register (High Byte)
Bit Identifier
RESET Value RESET
Read/Write
Addressing Mode
.7–.6
.5–.4
.3–.2
.1–.0
4-18
.7 .6
0 0
R/W R/W
Register addressing mode only
P0.7/INT7
0 0 Schmitt trigger input mode; pull-up ; interrupt on falling edge
0 1 Schmitt trigger input mode; interrupt on rising edge
1 0 Schmitt trigger input mode; interrupt on rising or falling edge
1 1 Output mode, push-pull
P0.6/INT6
0 0 Schmitt trigger input mode; pull-up ; interrupt on falling edge
0 1 Schmitt trigger input mode; interrupt on rising edge
1 0 Schmitt trigger input mode; interrupt on rising or falling edge
1 1 Output mode, push-pull
P0.5/INT5
0 0 Schmitt trigger input mode; pull-up ; interrupt on falling edge
0 1 Schmitt trigger input mode; interrupt on rising edge
1 0 Schmitt trigger input mode; interrupt on rising or falling edge
1 1 Output mode, push-pull
P0.4/INT4
0 0 Schmitt trigger input mode; pull-up ; interrupt on falling edge
0 1 Schmitt trigger input mode; interrupt on rising edge
1 0 Schmitt trigger input mode; interrupt on rising or falling edge
1 1 Output mode, push-pull
S3C8248/C8245/P8245/C8247/C8249/P8249
.5 .4
0 0
R/W R/W R/W
E0H
.3 .2 .1
0 0 0
R/W R/W
Set 1,Bank 0
.0
0
R/W