Init repo

1 files changed, 40 insertions, 0 deletions

diff --git a/GEOLOC/lib/dragino.c b/GEOLOC/lib/dragino.c
new file mode 100644
index 0000000..30de48a
--- /dev/null
+++ b/GEOLOC/lib/dragino.c
@@ -0,0 +1,40 @@
+#include "dragino.h"
+
+
+void initPins(){
+	// Init WiringPi
+	wiringPiSetup();
+	pinMode(NSS_PIN, OUTPUT);
+	pinMode(DIO0_PIN, INPUT);
+	pinMode(RESET_PIN, OUTPUT);
+	wiringPiSPISetup(CHANNEL, BIT_RATE);
+}
+
+byte readReg(byte address){
+	byte buffer[2];
+	buffer[0]=address & 0x7F; // Set read flag (SX1276 datasheet page 80)
+	buffer[1]=0x00;
+
+	digitalWrite(NSS_PIN, LOW);
+	wiringPiSPIDataRW(CHANNEL, buffer, 2);
+	digitalWrite(NSS_PIN, HIGH);
+
+	return(buffer[1]);
+}
+void writeReg(byte address, byte data){
+	byte buffer[2];
+	buffer[0]=address | 0x80; // Set write flag (SX1276 datasheet page 80)
+	buffer[1]=data;
+
+	digitalWrite(NSS_PIN, LOW);
+	wiringPiSPIDataRW(CHANNEL, buffer, 2);
+	digitalWrite(NSS_PIN, HIGH);
+}
+
+void reset(){
+	// SX1276 datasheet page 116
+	digitalWrite(RESET_PIN, LOW);
+	delay(100);
+	digitalWrite(RESET_PIN, HIGH);
+	delay(100);
+}