I can't power up GRPS Shiel SIM900 via software
Posted: Sat Aug 31, 2013 2:29 am
Hi,
I can't power up via software.
my sketch is:
#include <SoftwareSerial.h>
#include <String.h>
SoftwareSerial mySerial(7, 8);
void setup(){
mySerial.begin(19200);
delay(500);
powerUp();
}
void loop(){
}
void powerUp()
{
pinMode(9, OUTPUT);
digitalWrite(9,LOW);
delay(1000);
digitalWrite(9,HIGH);
delay(2000);
digitalWrite(9,LOW);
delay(3000);
}
is it correct?
thank's
I can't power up via software.
my sketch is:
#include <SoftwareSerial.h>
#include <String.h>
SoftwareSerial mySerial(7, 8);
void setup(){
mySerial.begin(19200);
delay(500);
powerUp();
}
void loop(){
}
void powerUp()
{
pinMode(9, OUTPUT);
digitalWrite(9,LOW);
delay(1000);
digitalWrite(9,HIGH);
delay(2000);
digitalWrite(9,LOW);
delay(3000);
}
is it correct?
thank's