CaryCoders / AS3935

AS3935 Lightning sensor library

Dependents:   zeus

Fork of AS3935 by valentin spanu

include the mbed library with this snippet

#include "mbed.h"
#include "AS3935.h"

 // frdm-kl25z sd card connections for spi1 
 // ------------------------------------------------
 // Header -- kl25z -- SD/MMC          
 // J2-20  -- PTE1  -- MOSI
 // J9-13  -- PTE4  -- CS
 // J2-14  -- GND   -- Vss (GND) 
 // J9-9   -- PTE2  -- SCK
 // J9-11  -- PTE3  -- MISO
 
AS3935 ld(PTE1, PTE3, PTE2, PTE4, "ld", 100000); // MOSI, MISO, SCK, CS, SPI bus freq (hz) 
InterruptIn IntLightning(PTA12); //IRQ AS3935
DigitalOut led1(LED_RED);
Serial pc(USBTX, USBRX);

void DetectLightning()
{
    char OriginInt;
     wait_ms(2); 
    OriginInt = ld.interruptSource();
    if (OriginInt == 1) { //
        pc.printf(" Noise level too high\r\n");
        }
    if (OriginInt == 4) { //
        pc.printf(" Disturber\r\n");
        }
    if (OriginInt == 8) { // detection
        // pc.printf(" Lightning detection\r\n");
        pc.printf(" Lightning detection, distance=%dkm\r\n", ld.lightningDistanceKm());
        ld.clearStats();

        }
}

 
int main() {
    pc.baud(9600);
    pc.printf("\r\nstart lightning detector\r\n");
    
    //initialisations
    ld.reset();
    ld.setTuneCap(5); // 500kHz
    ld.powerUp();
    ld.setIndoors();  
    ld.setMinimumLightnings(1);
    //ld.setSpikeRejection(2);
    ld.setNoiseFloor(2);
    ld.disableDisturbers();
    //ld.enableDisturbers();
    ld.setWatchdogThreshold(2);
    wait_ms(10);
    IntLightning.rise(&DetectLightning);
    int MinBlysk = ld.getMinimumLightnings();
    int Noise = ld.getNoiseFloor();
    int TuneCap = ld.getTuneCap();
    int SpikeRej = ld.getSpikeRejection();
    int WatchDog = ld.getWatchdogThreshold();
     
    pc.printf(" Min wylad: %i", MinBlysk);
    pc.printf("\r\n");
    pc.printf(" Noise: %i", Noise);
    pc.printf("\r\n");
    pc.printf(" Tune CAP: %i", TuneCap);
    pc.printf("\r\n");
    pc.printf(" Spike rej: %i", SpikeRej);
    pc.printf("\r\n");
    pc.printf(" Watchdog: %i", WatchDog);
    pc.printf("\r\n");
    while(1) {
        led1 = ! led1;
        wait(0.2);
     }
    
 
 }

Diff: AS3935.cpp

Revision:
11:ee2e7a573227
Parent:
10:bf33e2946bab
Child:
12:ac6ba62a31c6
--- a/AS3935.cpp	Tue Jun 23 21:01:27 2015 +0000
+++ b/AS3935.cpp	Wed Jun 24 16:36:47 2015 +0000
@@ -88,16 +88,7 @@
     regval >>= (_ffsz(mask));
     return regval;
 }
-#if 0 
-void AS3935::reset()
- {
-    m_Cs = 0;
-    m_Spi.write(0x3D);
-    m_Spi.write(0x96);
-    m_Cs = 1;
-    wait_ms(2);
-} 
-#endif 
+
 void AS3935::presetDefault()
  {
     m_Cs = 0;
@@ -118,135 +109,8 @@
     registerWrite(AS3935_PWD,1);
 }
 
-#if 0 
-void AS3935::powerUp()
-{
- #if 0
-    registerWrite(AS3935_PWD,0);
-    //printf("wrote power up \r\n");
-    m_Cs = 0;
-    m_Spi.write(0x3D);
-    m_Spi.write(0x96);
-    m_Cs = 1;
-    wait_ms(3);
-    registerWrite(AS3935_DISP_TRCO,1);
-    wait_ms(2);
-    registerWrite(AS3935_DISP_TRCO,0);
-#else    
-    m_Cs = 0;
-    m_Spi.write(0x00);
-    m_Spi.write(0x1c);
-    m_Cs = 1;
-    wait_ms(2);
-#endif
-}
-#endif 
-
-#if 0 
-// replication of the acurite init sequence
-void AS3935::acurite()
-{
-    m_Cs = 0;
-    m_Spi.write(0x00);
-    m_Spi.write(0x1d);
-    m_Cs = 1;
-    wait_ms(2);
-    
-    m_Cs = 0;
-    m_Spi.write(0x3c);
-    m_Spi.write(0x96);
-    m_Cs = 1;
-    wait_ms(2);
-    
-    m_Cs = 0;
-    m_Spi.write(0x01);
-    m_Spi.write(0x24);
-    m_Cs = 1;
-    wait_ms(2);
-    
-    m_Cs = 0;
-    m_Spi.write(0x03);
-    m_Spi.write(0x41);
-    m_Cs = 1;
-    wait_ms(2);
 
-    int i;
-    for (i=0;i<8; i++)
-    {
-        m_Cs = 0;
-        m_Spi.write(0x08);
-        m_Spi.write(0x80+i);
-        m_Cs = 1;
-        wait_ms(2);    
-    }
-    
-    m_Cs = 0;
-    m_Spi.write(0x08);
-    m_Spi.write(0x08);
-    m_Cs = 1;
-    wait_ms(2); 
-    m_Cs = 0;
-    m_Spi.write(0x00);
-    m_Spi.write(0x1c);
-    m_Cs = 1;
-    wait_ms(2);
-        
-    m_Cs = 0;
-    m_Spi.write(0x3d);
-    m_Spi.write(0x96);
-    m_Cs = 1;
-    wait_ms(2);         
-    m_Cs = 0;
-    m_Spi.write(0x08);
-    m_Spi.write(0x48);
-    m_Cs = 1;
-    wait_ms(2);
-    
-    m_Cs = 0;
-    m_Spi.write(0x08);
-    m_Spi.write(0x8);
-    m_Cs = 1;
-    wait_ms(2);
-    
-    m_Cs = 0;
-    m_Spi.write(0x08);
-    m_Spi.write(0x28);
-    m_Cs = 1;
-    wait_ms(2);
-    
-    m_Cs = 0;
-    m_Spi.write(0x08);
-    m_Spi.write(0x48);
-    m_Cs = 1;
-    wait_ms(2);
-    
-    m_Cs = 0;
-    m_Spi.write(0x08);
-    m_Spi.write(0x8);
-    m_Cs = 1;
-    wait_ms(2);
-     
-    m_Cs = 0;
-    m_Spi.write(0x02);
-    m_Spi.write(0x82);
-    m_Cs = 1;
-    wait_ms(2);
-              
-    m_Cs = 0;
-    m_Spi.write(0x01);
-    m_Spi.write(0x24);
-    m_Cs = 1;
-    wait_ms(2);   
-                  
-    m_Cs = 0;
-    m_Spi.write(0x02);
-    m_Spi.write(0xc2);
-    m_Cs = 1;
-    wait_ms(2);   
-    
-    
-}
-#endif 
+
 int AS3935::interruptSource()
 {
     return registerRead(AS3935_INT);
@@ -455,3 +319,20 @@
     retVal = ((unsigned long)rxBuff[2] << 16) | ((unsigned long)rxBuff[1] << 8) | (unsigned long)rxBuff[0]; 
     return retVal; 
 }
+
+bool AS3935::getConfigRegisters(unsigned char *pBuff, unsigned char buffLen)
+{
+    unsigned char cnt = 0; 
+    
+    if (NULL == pBuff)    
+        return false; 
+    
+    for (cnt = 0; cnt < buffLen && cnt < MAX_CONFIG_REGS; ++cnt) 
+    {
+        pBuff[cnt] = _rawRegisterRead(cnt); 
+    }
+    return true; 
+}    
+
+
+