SimCom SIM68R Hardware Design page 11

Host port
Other port
Serial port protocol (UART)
TM output (1PPS)
Note 1: Operation in the temperature range –40°C~ –30°C is allowed but Time-to-First-Fix performance and tracking sensitivity
may be degraded.
SIM68R_Hardware Design_V1.02
UART,UART1
2
I C
NMEA; 8 bits, no parity, 1 stop bit; 115200 baud (configurable)
1 pulse per second, synchronized at rising edge, pulse length 300ms
11
Smart Machine Smart Decision
2013-01-22