TBox-Radio
User manual
February 2023 - Version EN 2.5
www.fdstiming.com
7.
RS232
Jack-Stereo connection 3.5mm.
In conjunction with the TBox-Setup, the protocol output can be configured by the user.
FDS / TAG Heuer / Alge / Seiko Time of day protocol
Serial printer
LEDs Display Output (FDS-MLED & TAG Heuer)
1: TBox TXD
2: TBox RXD
3: GND
8.
In/Out Synchro (TBox-40)
Jack-4pin connection 2.5mm.
Allows to synchronize the TBox with other timing systems
1: TBox +3.3V
2: TBox Sync In
3: TBox Sync Out
4: GND
TBox Sync In:
Internal resistor to Vcc:
10 kOhm
Active state:
Tie to Gnd, Sink current 0.3mA
Inactive state:
Leave unconnected
TBox Sync Out:
Min ext resistor to Vcc:
1 kOhm
Max Vcc:
5V
Active state:
Tied to Gnd (1ms)
Inactive state:
Open circuit
