Diff: ade7758.cpp

Revision:

0:cf3dc3c5156b

Child:

1:f5e8c8591449

diff -r 000000000000 -r cf3dc3c5156b ade7758.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ade7758.cpp	Wed Apr 08 13:25:39 2015 +0000
@@ -0,0 +1,230 @@
+#include "mbed.h"
+#include "ade7758.h"
+#include "SWSPI.h"
+
+// public
+ADE7758::ADE7758(PinName mosi, PinName miso, PinName sclk, PinName cs):
+    _ADE7758SPI(mosi, miso, sclk), _ADESS(cs)
+{
+    _ADESS = 1;
+}
+
+void ADE7758::begin()
+{
+    enableChip();
+    //normal mode
+    _ADE7758SPI.format(8);    
+    write8bits(OPMODE, 0x04);    
+}
+
+int ADE7758::getWattHR(char phase)
+{
+    return read16bits(AWATTHR+phase);
+}
+
+int ADE7758::getVARHR(char phase)
+{
+    return read16bits(AVARHR+phase);
+}
+
+int ADE7758::getVAHR(char phase)
+{
+    return read16bits(AVAHR+phase);
+}
+
+int ADE7758::WattHR(char phase)
+{
+  return getWattHR(phase);
+}
+
+int ADE7758::VARHR(char phase)
+{
+  return getVARHR(phase);
+}
+
+int ADE7758::VAHR(char phase)
+{
+  return getVAHR(phase);
+}
+
+long ADE7758::VRMS(char phase)
+{
+  char i=0;
+  long volts=0;
+  getVRMS(phase);//Ignore first reading
+  for(i=0;i<10;++i){
+          volts+=getVRMS(phase);
+          wait_us(50);
+  }
+  //average
+  return volts/10;
+}
+
+long ADE7758::IRMS(char phase)
+{
+  char i=0;
+  long current=0;
+  getIRMS(phase);//Ignore first reading
+  for(i=0;i<10;++i){
+    current+=getIRMS(phase);
+    wait_us(50);
+  }
+  //average
+  return current/10;
+}
+
+void accumulateEnergy()
+{
+    
+}
+
+long ADE7758::waveform(char phase,char source)
+{
+  return 1;
+}
+
+void ADE7758::powerOff()
+{
+
+}
+
+void ADE7758::powerON()
+{
+
+}
+
+void ADE7758::sleep()
+{
+
+}
+
+void ADE7758::wakeUp()
+{
+
+}
+
+long ADE7758::getInterruptStatus(void){
+        return read24bits(STATUS);
+}
+
+
+long ADE7758::getResetInterruptStatus(void){
+        return read24bits(RSTATUS);
+}
+
+
+int ADE7758::lineFreq(char phase){
+    uint8_t mmode;
+    mmode = read8bits(MMODE);
+    write8bits(MMODE,(mmode&0x11111100 )| phase);
+    wait_ms(10);
+    return read16bits(FREQ);
+}
+// private
+
+void ADE7758::enableChip()
+{
+    _ADESS = 0;
+}
+
+void ADE7758::disableChip()
+{
+    _ADESS = 1;
+}
+
+void ADE7758::write8bits(char reg, unsigned char data)
+{
+    enableChip();
+        
+    wait_ms(10);
+    _ADE7758SPI.write(REG_WRITE(reg));
+    wait_ms(2);
+
+    _ADE7758SPI.write(data);
+
+    wait_ms(1);
+    
+    disableChip();
+}
+
+void ADE7758::write16bits(char reg, unsigned int data)
+{
+    enableChip();
+    
+    wait_ms(10);
+    _ADE7758SPI.write(REG_WRITE(reg));
+    wait_ms(2);
+    _ADE7758SPI.write((unsigned char)((data>>8)&0xFF));
+    wait_ms(2);
+    _ADE7758SPI.write((unsigned char)(data&0xFF));
+    wait_ms(1);
+
+    disableChip();
+}
+
+unsigned char ADE7758::read8bits(char reg)
+{
+    enableChip();
+    
+    unsigned char ret;
+    wait_ms(10);
+    _ADE7758SPI.write(REG_READ(reg));
+    wait_ms(2);
+    ret=_ADE7758SPI.write(0x00);
+    wait_ms(1);
+    
+    disableChip();
+
+    return ret;
+}
+
+unsigned int ADE7758::read16bits(char reg)
+{
+    enableChip();
+    unsigned int ret=0;
+    unsigned char ret0=0;
+    wait_ms(10);
+    _ADE7758SPI.write(REG_READ(reg));
+    wait_ms(2);
+    ret=_ADE7758SPI.write(0x00);
+    wait_ms(2);
+    ret0=_ADE7758SPI.write(0x00);
+    wait_ms(1);
+    
+    disableChip();
+    ret= (ret<<8)|ret0;
+    return ret;
+}
+
+unsigned long ADE7758::read24bits(char reg)
+{
+    enableChip();
+    unsigned long ret=0;
+    unsigned int ret1=0;
+    unsigned char ret0=0;
+    wait_ms(10);
+    _ADE7758SPI.write(REG_READ(reg));
+    wait_ms(2);
+    ret=_ADE7758SPI.write(0x00);
+    wait_ms(2);
+    ret1=_ADE7758SPI.write(0x00);
+    wait_ms(2);
+    ret0=_ADE7758SPI.write(0x00);
+    wait_ms(1);
+    
+    disableChip();
+    ret= (ret<<16)|(ret1<<8)|ret0;
+    return ret;
+}
+
+long ADE7758::getIRMS(char phase)
+{
+    return read24bits(AIRMS+phase);
+}
+
+long ADE7758::getVRMS(char phase)
+{          
+    return read24bits(AVRMS+phase);
+}
+
+// ADE7758 ADE(mosi, miso, sclk, cs);
\ No newline at end of file