how to set the appropriate voltage in the sim800l module because my module always blinking every 1 sec and i am already using 5v 2a dc but still blinking in 1 sec regardless of coding what should i do
how to set the appropriate voltage in the sim800l module because my module always blinking every 1 sec and i am already using 5v 2a dc but still blinking in 1 sec regardless of coding what should i do