def measureTemperature(self):
syslog.syslog(LOG_STSW_PRI, "> HVControlBoard:measureTemperature")
PBBDevices.selectSPISlave(TSENSOR_ID, SPI_MODE_3)
controlBoardTemp = PBBDevices.readTemperature(SPI_MODE_3)
PBBDevices.deSelectSPISlaves(SPI_MODE_3)
syslog.syslog(LOG_STSW_PRI, "< HVControlBoard:measureTemperature")
return controlBoardTemp
""" GPIO configuration """
def __init__(self): syslog.syslog(LOG_STSW_PRI,"> HVControlBoard:__init__") PBBDevices.initializeHardware() PBBDevices.deSelectSPISlaves(SPI_MODE_0) self.configureTempSensor() self.configureGPIO() self.enableHV() syslog.syslog(LOG_STSW_PRI,"< HVControlBoard:__init__")
def __init__(self):
syslog.syslog(LOG_STSW_PRI, "> HVControlBoard:__init__")
PBBDevices.initializeHardware()
PBBDevices.deSelectSPISlaves(SPI_MODE_0)
self.configureTempSensor()
self.configureGPIO()
self.enableHV()
syslog.syslog(LOG_STSW_PRI, "< HVControlBoard:__init__")
def measureTemperature(self): syslog.syslog(LOG_STSW_PRI,"> HVControlBoard:measureTemperature") PBBDevices.selectSPISlave(TSENSOR_ID,SPI_MODE_3) controlBoardTemp = PBBDevices.readTemperature(SPI_MODE_3) PBBDevices.deSelectSPISlaves(SPI_MODE_3) syslog.syslog(LOG_STSW_PRI,"< HVControlBoard:measureTemperature") return controlBoardTemp """ GPIO configuration """
def disableHV(self):
syslog.syslog(LOG_STSW_PRI, "> HVControlBoard:disableHV")
PBBDevices.selectSPISlave(GPIO_ID, SPI_MODE_0)
PBBDevices.disableHV(SPI_MODE_0)
PBBDevices.deSelectSPISlaves(SPI_MODE_0)
syslog.syslog(LOG_STSW_PRI, "< HVControlBoard:disableHV")
def configureGPIO(self):
syslog.syslog(LOG_STSW_PRI, "> HVControlBoard:configureGPIO")
PBBDevices.selectSPISlave(GPIO_ID, SPI_MODE_0)
PBBDevices.configureGPIO(SPI_MODE_0)
PBBDevices.deSelectSPISlaves(SPI_MODE_0)
PBBDevices.selectSPISlave(GPIO_ID, SPI_MODE_0)
PBBDevices.readGPIOConfiguration(SPI_MODE_0)
PBBDevices.deSelectSPISlaves(SPI_MODE_0)
syslog.syslog(LOG_STSW_PRI, "< HVControlBoard:configureGPIO")
def configureTempSensor(self):
syslog.syslog(LOG_STSW_PRI, "> HVControlBoard:configureTempSensor")
PBBDevices.selectSPISlave(TSENSOR_ID, SPI_MODE_3)
PBBDevices.configureTSensor(SPI_MODE_3)
PBBDevices.deSelectSPISlaves(SPI_MODE_3)
syslog.syslog(LOG_STSW_PRI, "< HVControlBoard:configureTempSensor")
def __del__(self):
syslog.syslog(LOG_STSW_PRI, " HVControlBoard:__del__")
self.disableHV()
PBBDevices.freeHardwareResources()
syslog.syslog(LOG_STSW_PRI, "< HVControlBoard:__del__")
def getCLMidCurrent(self):
syslog.syslog(LOG_STSW_PRI, "> HVControlBoard:getCLMidCurrent")
PBBDevices.selectSPISlave(ADC_ID, SPI_MODE_0)
val = PBBDevices.configure7949(HV_I_MON_CHAN, SPI_MODE_0)
PBBDevices.deSelectSPISlaves(SPI_MODE_0)
PBBDevices.selectSPISlave(ADC_ID, SPI_MODE_0)
val = PBBDevices.read7949(SPI_MODE_0)
PBBDevices.deSelectSPISlaves(SPI_MODE_0)
PBBDevices.selectSPISlave(ADC_ID, SPI_MODE_0)
val = PBBDevices.read7949(SPI_MODE_0)
PBBDevices.deSelectSPISlaves(SPI_MODE_0)
syslog.syslog(LOG_STSW_PRI, "< HVControlBoard:getCLMidCurrent")
return ((((val & 0xfffc0000) >> 18) / 0x3fff) * 4.096 * 3)
def __del__(self): syslog.syslog(LOG_STSW_PRI," HVControlBoard:__del__") self.disableHV() PBBDevices.freeHardwareResources() syslog.syslog(LOG_STSW_PRI,"< HVControlBoard:__del__")
def measurePowerSupplies(self): syslog.syslog(LOG_STSW_PRI,"> HVControlBoard:measurePowerSupplies") voltageReadback = [] channel = 0 #start with this channel PBBDevices.selectSPISlave(ADC_ID,SPI_MODE_0) val = PBBDevices.configure7949(channel,SPI_MODE_0) PBBDevices.deSelectSPISlaves(SPI_MODE_0) for channel in range(1,8): PBBDevices.selectSPISlave(ADC_ID,SPI_MODE_0) val = PBBDevices.configure7949(channel,SPI_MODE_0) PBBDevices.deSelectSPISlaves(SPI_MODE_0) PBBDevices.selectSPISlave(ADC_ID,SPI_MODE_0) val = PBBDevices.read7949(SPI_MODE_0) cfg = ((val & 0x0003fff0)>>4) PBBDevices.deSelectSPISlaves(SPI_MODE_0) voltageReadback.append((((val & 0xfffc0000)>>18)/0x3fff * 4.096)) PBBDevices.selectSPISlave(ADC_ID,SPI_MODE_0) val = PBBDevices.read7949(SPI_MODE_0) cfg = ((val & 0x0003fff0)>>4) PBBDevices.deSelectSPISlaves(SPI_MODE_0) voltageReadback.append((((val & 0xfffc0000)>>18)/0x3fff * 4.096)) syslog.syslog(LOG_STSW_PRI,"< HVControlBoard:measurePowerSupplies") return voltageReadback
def setCLMidVoltage(self,vinput): syslog.syslog(LOG_STSW_PRI,"> HVControlBoard:setCLMidVoltage") vmax = 2000 if (vinput<vmax): digInput = int(round(vinput*0x10000/vmax)) PBBDevices.selectSPISlave(DAC_LOAD_ID,SPI_MODE_3) PBBDevices.setDAC7731(digInput>>8,SPI_MODE_3) PBBDevices.deSelectSPISlaves(SPI_MODE_3) PBBDevices.selectSPISlave(DAC_LOAD_ID,SPI_MODE_3) PBBDevices.setDAC7731(digInput & 0x00ff,SPI_MODE_3) PBBDevices.deSelectSPISlaves(SPI_MODE_3) PBBDevices.deSelectSPISlaves(SPI_MODE_0) PBBDevices.selectSPISlave(DAC_OPUT_ID,SPI_MODE_0) PBBDevices.deSelectSPISlaves(SPI_MODE_0) PBBDevices.selectSPISlave(DAC_LOAD_ID,SPI_MODE_3) config1 = int(PBBDevices.setDAC7731(digInput>>8,SPI_MODE_3)) PBBDevices.deSelectSPISlaves(SPI_MODE_3) PBBDevices.selectSPISlave(DAC_LOAD_ID,SPI_MODE_3) config2 = int(PBBDevices.setDAC7731(digInput & 0x00ff,SPI_MODE_3)) PBBDevices.deSelectSPISlaves(SPI_MODE_3) PBBDevices.deSelectSPISlaves(SPI_MODE_0) PBBDevices.selectSPISlave(DAC_OPUT_ID,SPI_MODE_0) PBBDevices.deSelectSPISlaves(SPI_MODE_0) if (digInput == (config1<<8|config2)): print "Desired voltage is set" else: print "Unable to set desired Voltage" else: print "wrong input, input voltage should be less than 10 Volts" syslog.syslog(LOG_STSW_PRI,"< HVControlBoard:setCLMidVoltage")
def disableHV(self): syslog.syslog(LOG_STSW_PRI,"> HVControlBoard:disableHV") PBBDevices.selectSPISlave(GPIO_ID,SPI_MODE_0) PBBDevices.disableHV(SPI_MODE_0) PBBDevices.deSelectSPISlaves(SPI_MODE_0) syslog.syslog(LOG_STSW_PRI,"< HVControlBoard:disableHV")
def configureGPIO(self): syslog.syslog(LOG_STSW_PRI,"> HVControlBoard:configureGPIO") PBBDevices.selectSPISlave(GPIO_ID,SPI_MODE_0) PBBDevices.configureGPIO(SPI_MODE_0) PBBDevices.deSelectSPISlaves(SPI_MODE_0) PBBDevices.selectSPISlave(GPIO_ID,SPI_MODE_0) PBBDevices.readGPIOConfiguration(SPI_MODE_0) PBBDevices.deSelectSPISlaves(SPI_MODE_0) syslog.syslog(LOG_STSW_PRI,"< HVControlBoard:configureGPIO")
def configureTempSensor(self): syslog.syslog(LOG_STSW_PRI,"> HVControlBoard:configureTempSensor") PBBDevices.selectSPISlave(TSENSOR_ID,SPI_MODE_3) PBBDevices.configureTSensor(SPI_MODE_3) PBBDevices.deSelectSPISlaves(SPI_MODE_3) syslog.syslog(LOG_STSW_PRI,"< HVControlBoard:configureTempSensor")
def setCLMidVoltage(self, vinput):
syslog.syslog(LOG_STSW_PRI, "> HVControlBoard:setCLMidVoltage")
vmax = 2000
if (vinput < vmax):
digInput = int(round(vinput * 0x10000 / vmax))
PBBDevices.selectSPISlave(DAC_LOAD_ID, SPI_MODE_3)
PBBDevices.setDAC7731(digInput >> 8, SPI_MODE_3)
PBBDevices.deSelectSPISlaves(SPI_MODE_3)
PBBDevices.selectSPISlave(DAC_LOAD_ID, SPI_MODE_3)
PBBDevices.setDAC7731(digInput & 0x00ff, SPI_MODE_3)
PBBDevices.deSelectSPISlaves(SPI_MODE_3)
PBBDevices.deSelectSPISlaves(SPI_MODE_0)
PBBDevices.selectSPISlave(DAC_OPUT_ID, SPI_MODE_0)
PBBDevices.deSelectSPISlaves(SPI_MODE_0)
PBBDevices.selectSPISlave(DAC_LOAD_ID, SPI_MODE_3)
config1 = int(PBBDevices.setDAC7731(digInput >> 8, SPI_MODE_3))
PBBDevices.deSelectSPISlaves(SPI_MODE_3)
PBBDevices.selectSPISlave(DAC_LOAD_ID, SPI_MODE_3)
config2 = int(PBBDevices.setDAC7731(digInput & 0x00ff, SPI_MODE_3))
PBBDevices.deSelectSPISlaves(SPI_MODE_3)
PBBDevices.deSelectSPISlaves(SPI_MODE_0)
PBBDevices.selectSPISlave(DAC_OPUT_ID, SPI_MODE_0)
PBBDevices.deSelectSPISlaves(SPI_MODE_0)
if (digInput == (config1 << 8 | config2)):
print "Desired voltage is set"
else:
print "Unable to set desired Voltage"
else:
print "wrong input, input voltage should be less than 10 Volts"
syslog.syslog(LOG_STSW_PRI, "< HVControlBoard:setCLMidVoltage")
def measurePowerSupplies(self):
syslog.syslog(LOG_STSW_PRI, "> HVControlBoard:measurePowerSupplies")
voltageReadback = []
channel = 0 #start with this channel
PBBDevices.selectSPISlave(ADC_ID, SPI_MODE_0)
val = PBBDevices.configure7949(channel, SPI_MODE_0)
PBBDevices.deSelectSPISlaves(SPI_MODE_0)
for channel in range(1, 8):
PBBDevices.selectSPISlave(ADC_ID, SPI_MODE_0)
val = PBBDevices.configure7949(channel, SPI_MODE_0)
PBBDevices.deSelectSPISlaves(SPI_MODE_0)
PBBDevices.selectSPISlave(ADC_ID, SPI_MODE_0)
val = PBBDevices.read7949(SPI_MODE_0)
cfg = ((val & 0x0003fff0) >> 4)
PBBDevices.deSelectSPISlaves(SPI_MODE_0)
voltageReadback.append(
(((val & 0xfffc0000) >> 18) / 0x3fff * 4.096))
PBBDevices.selectSPISlave(ADC_ID, SPI_MODE_0)
val = PBBDevices.read7949(SPI_MODE_0)
cfg = ((val & 0x0003fff0) >> 4)
PBBDevices.deSelectSPISlaves(SPI_MODE_0)
voltageReadback.append((((val & 0xfffc0000) >> 18) / 0x3fff * 4.096))
syslog.syslog(LOG_STSW_PRI, "< HVControlBoard:measurePowerSupplies")
return voltageReadback
def getCLMidCurrent(self): syslog.syslog(LOG_STSW_PRI,"> HVControlBoard:getCLMidCurrent") PBBDevices.selectSPISlave(ADC_ID,SPI_MODE_0) val = PBBDevices.configure7949(HV_I_MON_CHAN,SPI_MODE_0) PBBDevices.deSelectSPISlaves(SPI_MODE_0) PBBDevices.selectSPISlave(ADC_ID,SPI_MODE_0) val = PBBDevices.read7949(SPI_MODE_0) PBBDevices.deSelectSPISlaves(SPI_MODE_0) PBBDevices.selectSPISlave(ADC_ID,SPI_MODE_0) val = PBBDevices.read7949(SPI_MODE_0) PBBDevices.deSelectSPISlaves(SPI_MODE_0) syslog.syslog(LOG_STSW_PRI,"< HVControlBoard:getCLMidCurrent") return((((val & 0xfffc0000)>>18)/0x3fff)*4.096*3)
