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industrial operating environment. That’s why we
design 4-bit digital inputs and 4 -bit digital outputs on
the WAFER-5822.
Digital Input and Output, generally, are control
signals. You can use these signals to control
external devices that needs On/Off circuit or TTL
devices. The register address is 240H, 260H or
280H, which is selected in BIOS SETUP. You can
read or write data to the selected address to enable
the function of digital IO.
READ
WRITE
Bit0
DIN0
Bit0
DO0
Bit1
DIN1
Bit1
DO1
Bit2
DIN2
Bit2
DO2
Bit3
DIN3
Bit3
DO3
•
CN10: Digital I/O
PIN #
Signal
Name
PIN #
Signal Name
1
GND
6
VCC
2
DO3
7
DO2
3
DO1
8
DO0
4
DIN3
9
DIN2
5
DIN1
10
DIN0
3.17 TV-OUT (JP2)
Provide composite and S-video TV-OUT for NTSC or PAL.