11.1.1. TBS12B & TBS12S
Connect the 2
nd
USB adaptor via a short length of cable to a pair of “Pogo”
pins
red (Rx line on adaptor)
=
Tx → right pad
black (Tx line on adaptor
=
Rx → left pad
you will have to hold the pogo pins in place while you perform the
upgrade
11.1.2. TBS12PC/FS
The TBS12PC/FS board has a socket connected directly to the RHF
modem. It is labelled CON5.
Use an adaptor cable to connect the 3 pin JST plug on a normal TBS12
programming cable to the socket.
Function
Prog Cable
Adaptor
GND
1
3
TX
2
2