Replay1 Mainboard.
Pin 1 end is the closest pin to the db9 or serial connector.
Note: This is for the current Replayv1.0b board.
Final specifications and design may change for the upcoming replay V2.
Replay1 Daughterboard.
The USB header on the Replay 1 Daughterboard is P13 directly above the USB external ports.
Note: It uses a single row USB header cable only.
Also, you will see an arrow on one end of the USB header pin connection. This is always pin 1.
Replay2: Coming soon.