Part Number:CC2640R2F
Hello all,
I have designed custom board with MCU CC2640R2F, it resets after some time, .
Checked VDD signal , it is clean and fixed to 3.3V.
I checked RESET pin voltage, observed dip on reset pin, when it start reset, 7-8 dips observed 1.92 seconds interval in each dip.
On the same board, I have GSM module also.
Please suggest, what should i check. ??