Biostar M5ATC Manual page 14

Chapter 1 System Board
1 5
Pin No. Assignment
Mouse Data
No Connection
Ground
+5V
Mouse Clock
B5 B1
USB
A1 A5
Pin No. Assignment Pin No. Assignment
+5V
No Connection
Port 1 Negative Data Ground
Port 1 Positive Data Port 2 Positive Data
Ground Port 2 Negative Data
+5V
No Connection