TDT RX7, User Manual, Page: 10 / 10

3-44 System 3
RX7 Stimulator Base Station
DB25 Connector Pinouts
Multi I/O
Digital I/O
Pin Name Description Pin Name Description
1 AGND Analog Ground 14 A1 Analog Output Channels
2 15 A2
3 16 A3
4 17 A4
5 GND Digital I/O Ground 18 C0 Byte C
Word addressable
digital I/O
Bits 0, 2, 4, and 6
6 C1 Byte C
Word addressable
digital I/O
Bits 1, 3, 5, and 7
19 C2
7 C3 20 C4
8 C5 21 C6
9 C7 22 D0 Byte D
Word addressable
digital I/O
Bits 0, 2, 4, and 6
10 D1 Byte D
Word addressable
digital I/O
Bits 1, 3, 5, and 7
23 D2
11 D3 24 D4
12 D5 25 D6
13 D7
Pin Name Description Pin Name Description
1 BA0 Bit Addressable digital I/O
Bits 0, 2, 4, and 6
14 BA1 Bit Addressable digital I/O
Bits 1, 3, 5, and 7
2 BA2 15 BA3
3 BA4 16 BA5
4 BA6 17 BA7
5 GND Digital I/O Ground 18 A0 Byte A
Word addressable digital I/O
Bits 0, 2, 4, and 6
6 A1 Byte A
Word addressable digital I/
O
Bits 1, 3, 5, and 7
19 A2
7 A3 20 A4
8 A5 21 A6
9 A7 22 B0 Byte B
Word addressable digital I/O
Bits 0, 2, 4, and 6
10 B1 Byte B
Word addressable digital I/
O
Bits 1, 3, 5, and 7
23 B2
11 B3 24 B4
12 B5 25 B6
13 B7