Meinberg GPS167TGP, Operating Instructions Manual

Page: 54 / 62

54
Signal Description GPS167 V7.x
Name Pin Function
GND 32a+c Ground
VCC in (+5V) 1a+c +5V supply
VCC in (+12V) 2a+c +12V supply
VCC in (+5V) 3a+c +5 V supply (TCXO / OCXO)
P_SEC out 6c Pulse when second changes, TTL level,
active high, length 200 msec
P_MIN out 8c Pulse when minute changes, TTL level,
active high, length 200 msec
/RESET in/out 9c RESET signal, Open Drain pulled up to +5V
Prog. Pulse out 10c-12c programmable pulse, TTLlevel
100 kHz out 10a 100 kHz frequency output, TTL level
1 MHz out 11a 1 MHz frequency output, TTL level
10 MHz out 12a 10 MHz frequency output, TTL level
TIMECODE DC 13a Timecode unmod. out
TIMECODE AM 14a Timecode mod. out 3Vpp
DCF_MARK out 17c DCF77 compatible second marks, TTL level
active high, length 100/200 msec
TIME_SYN 19c TTL output, HIGH level if synchronization has
been achieved, LOW level after reset or in case of
serious errors (e.g. antenna faulty)
F_SYNTH 21c Synthesizer output, TTL-Pegel
F_SYNTH_OD 22c Synthesizer output, Open Drain,
max sink current to GND: 150mA
F_SYNTH_SIN 23c Synthesizer output, sine-wave 1.5 V eff.
CAPx 27c, 28c Time capture inputs (TTL), capture on falling slope
COMx TxD out COMx RS-232 transmit data output
COMx RxD in COMx RS-232 receive data input
SDA, SCL, SCL_EN internal serial control bus, for extension boards
(reserved) reserved, do not connect