Hi, i have bought 20 j101 seeed boards. I am trying to receive neo7m gps data on ttyTHS1 dev port for which i have connected gps with j101 as
pin 8 tx to rx of gps
Pin10 rx to tx of gps
Vcc to 5v
Gnd to gnd
Im reading serial data on minicom with settings baudrate 9600 and hardware flow control NO
N sofrware flow control NO.
Unfortunately out of 20 j101 boards, i can only recrive gps data on 3 boards with same above configurations.
Please help me what am i doing wrong.