
Smart Machine Smart Decision
SIM68R_Hardware Design_V1.02
11
2013-01-22
Host port
UART,UART1
Other port
I
2
C
Serial port protocol (UART)
NMEA;
8 bits, no parity, 1 stop bit;
115200 baud (configurable)
TM output (1PPS)
1 pulse per second, synchronized at rising edge, pulse length 300ms
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.