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correctly reading values from keypad

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Brendan Haines 2016-11-01 21:29:16 -06:00
parent 3d59b189ad
commit 035f9af99a
1 changed files with 48 additions and 20 deletions
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62
Hohm_Phone.ino
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@ -9,22 +9,25 @@
// Arduino will wake from sleep when WAKE_PIN is pulled low. Connect any waking buttons to WAKE_PIN // Arduino will wake from sleep when WAKE_PIN is pulled low. Connect any waking buttons to WAKE_PIN
#define WAKE_PIN 2 #define WAKE_PIN 2
#define BUT_ANS 12 #define BUT_ANS A3
#define BUT_END 12 #define BUT_END A4
// RX/TX are in reference to the Arduino, not SIM800 // RX/TX are in reference to the Arduino, not SIM800
#define GSM_RX 3 #define GSM_RX 3
#define GSM_TX A7 #define GSM_TX 11
#define GSM_RST 12 #define GSM_RST 12
#define GSM_RING A6 #define GSM_RING A5
#define GSM_KEY 12 #define GSM_KEY A6
// TIMEOUT_SLEEP is the time to stay awake from last activity until sleep (milliseconds) // TIMEOUT_SLEEP is the time to stay awake from last activity until sleep (milliseconds)
#define TIMEOUT_SLEEP 60000 #define TIMEOUT_SLEEP 6000
// Comment the following line to use HW serial for Fona and disable debugging information // Comment the following line to use HW serial for Fona and disable debugging information
#define USB_DEBUG #define USB_DEBUG
// Comment the following line to disable sleeping the Arduino
//#define SLEEP
// Keypad pinout // Keypad pinout
byte rowPins[4] = {9, 4, 5, 7}; byte rowPins[4] = {9, 4, 5, 7};
byte colPins[3] = {8, 10, 6}; byte colPins[3] = {8, 10, 6};
@ -33,18 +36,20 @@ byte colPins[3] = {8, 10, 6};
////////// END PARAMETERS ////////// ////////// END PARAMETERS //////////
//////////////////////////////////// ////////////////////////////////////
char phoneNumber[15]; char phoneNumber[15] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
uint8_t phoneNumberLength = 0; int phoneNumberLength = 0;
char keys[4][3] = { char keys[4][3] = {
{'1', '2', '3'}, {'1', '2', '3'},
{'4', '5', '6'}, {'4', '5', '6'},
{'7', '8', '9'}, {'7', '8', '9'},
{'#', '0', '*'} {'*', '0', '#'}
}; };
unsigned long lastActiveTime; unsigned long lastActiveTime;
bool startDialtone = false;
#ifdef USB_DEBUG #ifdef USB_DEBUG
#include "SoftwareSerial.h" #include "SoftwareSerial.h"
SoftwareSerial fonaSS = SoftwareSerial(GSM_RX, GSM_TX); SoftwareSerial fonaSS = SoftwareSerial(GSM_RX, GSM_TX);
@ -67,6 +72,7 @@ void wakeFromSleep() {
#ifdef USB_DEBUG #ifdef USB_DEBUG
Serial.println("Woke up"); Serial.println("Woke up");
#endif #endif
startDialtone = true;
} }
void goToSleep() { void goToSleep() {
@ -124,6 +130,10 @@ void beginCall() {
////////////////////////////////// //////////////////////////////////
void setup() { void setup() {
#ifdef USB_DEBUG
Serial.begin(9600);
Serial.println("Booted. Setting up");
#endif
pinMode( WAKE_PIN, INPUT_PULLUP ); pinMode( WAKE_PIN, INPUT_PULLUP );
pinMode( BUT_ANS, INPUT_PULLUP ); pinMode( BUT_ANS, INPUT_PULLUP );
pinMode( BUT_END, INPUT_PULLUP ); pinMode( BUT_END, INPUT_PULLUP );
@ -135,13 +145,19 @@ void setup() {
digitalWrite( GSM_RST, HIGH ); digitalWrite( GSM_RST, HIGH );
fonaSerial->begin(4800); fonaSerial->begin(4800);
if (! fona.begin(*fonaSerial)) while (1); //fona didn't start if (! fona.begin(*fonaSerial)) {
#ifdef USB_DEBUG
Serial.println("Fona failed to respond");
#endif
while (1); //fona didn't start
}
while ( !fona.setAudio(FONA_EXTAUDIO) ) {}
#ifdef USB_DEBUG #ifdef USB_DEBUG
Serial.begin(9600);
Serial.flush();
Serial.println("Setup Complete"); Serial.println("Setup Complete");
#endif #endif
startDialtone = true;
lastActiveTime = millis();
} }
void loop() { void loop() {
@ -153,27 +169,39 @@ void loop() {
} }
} }
} }
if ( startDialtone ) {
fona.sendCheckReply( F("AT+STTONE=1,20,1000"), F("OK") ); // Start tone //fona.sendCheckReply( F("AT+STTONE=1,20,5000" ), F("OK") ); // Start tone
startDialtone = false;
}
// Read from keypad // Read from keypad
char key = keypad.getKey(); char key = keypad.getKey();
if ( key != NO_KEY ) { if ( key != NO_KEY ) {
phoneNumber[ phoneNumberLength ] = key; phoneNumber[ phoneNumberLength ] = key;
phoneNumberLength++; phoneNumberLength = phoneNumberLength + 1;
lastActiveTime = millis(); lastActiveTime = millis();
#ifdef USB_DEBUG
int i;
for (i = 0; i < 15; i = i + 1) {
Serial.print(phoneNumber[i]);
Serial.print(", ");
} }
Serial.println();
Serial.println(phoneNumberLength);
#endif
// Check for complete phone number (including +1 country code) // Check for complete phone number (including +1 country code)
if ( ( phoneNumberLength = 10 & phoneNumber[0] != '1' ) || phoneNumberLength > 10 ) { if ( ( phoneNumberLength == 10 & phoneNumber[0] != '1' ) || phoneNumberLength > 10 ) {
beginCall(); beginCall();
} }
}
#ifdef SLEEP
// Autoshutdown if inactive for extended period // Autoshutdown if inactive for extended period
// Typecast to long avoids "rollover" issues // Typecast to long avoids "rollover" issues
if ( (long)(millis() - lastActiveTime) > TIMEOUT_SLEEP ) { if ( (long)(millis() - lastActiveTime) > TIMEOUT_SLEEP ) {
goToSleep(); goToSleep();
} }
#endif
} }