I have WS6318, when i try to read any thing from sim it return +cms error 310 “sim not inserted”, also sim-vcc dose not generate any voltage, i have sim with 6 pins, i connected them direct to Ws6318, without protection diodes, and left simpress open do i need to make simpress pulled down or pulled …

Sim not inserted in ws6318

tomridl July 20, 2012, 7:06am 2

SIMPRES must be pulled up to 2V8 for the SIM to be detected.

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