Instruction manual

Genesis MP Appendix A
◆ 69
The Apple Desktop Bus (ADB)
The ADB is an asynchronous communication bus used for slower
input devices (i.e., keyboard, mouse). The Genesis MP has a sin-
gle ADB port located on the back panel. The connector is a 4-pin
mini-DIN socket.
ADB Connector Pin Assignments
Pin Name Description
1 ADB Bidirectional data bus
2 PSW POWER ON signal
3 +5V +5 volts
4 GND Ground
Ethernet Port
Genesis MP has a built-in Ethernet Port. The Ethernet port con-
tains two connectors, one for a 10BaseT cable and the other for
the Ethernet adapter. Refer to the table for the Ethernet Connector
pin assignments.
Ethernet Connector Pin Assignments
Pin Description
1 +5V
2 DI+
3 DI-
4 Ground
5 CI+
6 CI-
7 +5V
8 +5V
9 DO+
10 DO-
11 Ground
12 No connection
13 No connection
14 +5V