Dio (digital input & output), Io 206h(write), Dio1 rj11 – Apollo 150 III User Manual
Page 58: Io 208h(read), Io 208h(write)
User Manual version 2305
APOLLO 120/150 III
4-48
4.11. DIO (Digital Input & Output)
The APOLLO III provides 2-channel digital input and output
that can be used for the system’s simple automation control
needs. The digital I/O can be configured to control the
opening of a cash drawer or to sense the warning signal of an
uninterrupted power system (UPS) or to do the store security
control.
The DIO port address and pin definition is listed below;
I/O Port address: 208H
Read: SD0, SD1
Write: SD4, SD5
1 2 3 4 5 6
DIO1
RJ11
VCC12
VCC5
VCC5
IN_0
IN_1
OUT_1
OUT_0
MOSFET N
4.7K
DIO1
RJ11
1
2
3
4
5
6
4.7K
SD0
IN_0
SD1
IN_1
-IOR206H
74LS244
2
18
4
16
6
14
8
12
11
9
13
7
15
5
17
3
1
19
20
10
1A1
1Y1
1A2
1Y2
1A3
1Y3
1A4
1Y4
2A1
2Y1
2A2
2Y2
2A3
2Y3
2A4
2Y4
1G
2G
VDD
GND
IO 206H(READ)
IO 208H(READ)
SD4
OUT_0
SD5
OUT_1
-IOW206H
74LS273
3
4
7
8
13
14
17
18
11
1
2
5
6
9
12
15
16
19
20
10
D1
D2
D3
D4
D5
D6
D7
D8
CLK
CLR
Q1
Q2
Q3
Q4
Q5
Q6
Q7
Q8
VCC
GND
IO 206H(WRITE)
IO 208H(WRITE)