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Commit f1231ace authored by Gijs Schoonderbeek's avatar Gijs Schoonderbeek
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Update apspu_lib.py and I2C_serial_iss.pu for the APSPU production setup.

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with 151 additions and 11 deletions
apspu_lib.py
+ 151
− 11
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......@@ -91,6 +91,61 @@ class ApspuClass:
pol.write_to_nvm()
print("Done")
def set_pols_lv(self):
#
# Function to set output voltage level on the APSPU
# Values are read from the APSPU_I2C
#
#print("--------- \nProgram Pols\n---------")
for pol in self.pols:
print(f"Set Pol {pol.name} to {VOUT_POLS[pol.name]:4.2f} V")
pol.set_vout_pol(VOUT_POLS[pol.name])
vout = pol.read_vout_set()
if not (0.9*VOUT_POLS[pol.name] < vout < 1.1*VOUT_POLS[pol.name]):
# if not (0.9*VOUT_POLS[pol.name] < 10 < 1.1*VOUT_POLS[pol.name]): # Test communication with Labview
print(f"POL {pol.name:10} Error setting Vout, "
f"set to {VOUT_POLS[pol.name]} read back {vout:4.3f}")
returnstring = (f"POL {pol.name:10} Error setting Vout, "
f"set to {VOUT_POLS[pol.name]} read back {vout:4.3f}")
return returnstring
exit()
pol.set_vout_ov_limit_pol(1.2*VOUT_POLS[pol.name])
ov_out = pol.read_ov_limit()
if not (1.1*VOUT_POLS[pol.name] < ov_out < 1.3*VOUT_POLS[pol.name]):
# if not (1.1*VOUT_POLS[pol.name] < 20 < 1.3*VOUT_POLS[pol.name]): # Test communication with Labview
print(f"POL {pol.name:10} Error setting output overvoltage"
f"set {1.2*VOUT_POLS[pol.name]} read back {ov_out:4.3f}")
returnstring = (f"POL {pol.name:10} Error setting output overvoltage"
f"set {1.2*VOUT_POLS[pol.name]} read back {ov_out:4.3f}")
return returnstring
exit()
pol.set_on_off_config()
pol.on_off(True)
pol.write_to_nvm()
returnstring = ("Programming OK")
print("Done")
return returnstring
def reset_pols_lv(self):
for pol in self.pols:
vreset = 9
print(f"Set Pol {pol.name} to {vreset} V")
pol.set_vout_pol(vreset)
vout = pol.read_vout_set()
if not (0.9*vreset < vout < 1.1*vreset):
print(f"POL {pol.name:10} Error setting Vout, "
f"set to {vreset} read back {vout:4.3f}")
returnstring = (f"POL {pol.name:10} Error setting Vout, "
f"set to {vreset} read back {vout:4.3f}")
return returnstring
exit()
pol.set_on_off_config()
pol.on_off(True)
pol.write_to_nvm()
returnstring = ("Programming OK")
print("Done")
return returnstring
def check_apspu(self):
#
# Function to check values of read_all() Used during production
......@@ -172,7 +227,37 @@ class EepromClass:
str_return = bytes.fromhex(ret_value[:nof_bytes*2]).decode('UTF-8')
return str_return
def wr_rd_eeprom(self, value="APSPU-1", address=0):
def read_eeprom_lv(self, address=0, nof_bytes=18):
#
# Read the EEPROM with the serial number etc.
#
# Address = address to read from
# nof_bytes = number of bytes to read
# return string with the data from the flash
#
ret_ack, ret_value = self.dev_i2c_eeprom.read_last_reg(1)
if ret_ack < 1:
print("no EEPROM found during read")
return "no EEPROM found"
else:
ret_ack, ret_value = self.dev_i2c_eeprom.read_bytes(address, nof_bytes)
str_return = bytes.fromhex(ret_value[:nof_bytes*2]).decode('UTF-8')
return str_return
def read_eeprom_id_lv(self):
#
# Read the ID from the EEPROM.
#
ret_ack, ret_value = self.dev_i2c_eeprom.read_last_reg(1)
if ret_ack < 1:
print("no EEPROM found during read")
return "no EEPROM found"
else:
ret_ack, ret_value = self.dev_i2c_eeprom.read_bytes(0xfc, 4)
return ret_value
def wr_rd_eeprom(self, data="APSPU-1", address=0):
#
# Write and Read the EEPROM to check functionality
#
......@@ -180,11 +265,11 @@ class EepromClass:
# address = address to write the data to
# return True if read back is same as write value
#
if self.write_eeprom(value, address=0):
ret_value = self.read_eeprom(address=0, nof_bytes=len(value))
stri = "Wrote to EEPROM register 0x{2:x} : {0}, Read from EEPROM: {1}".format(value, ret_value, address)
if self.write_eeprom(data, address=0):
ret_value = self.read_eeprom(address=0, nof_bytes=len(data))
stri = "Wrote to EEPROM register 0x{2:x} : {0}, Read from EEPROM: {1}".format(data, ret_value, address)
print(stri)
if ret_value == value:
if ret_value == data:
return True
else:
return False
......@@ -602,20 +687,25 @@ class FanmonitorClass:
print(stri)
def temperature(pol=0):
# ----- Functions to be called from Labview -----
def temperature(pol=0.0):
apspu = ApspuClass()
pol = int(pol)
measured_temperature = apspu.pols[pol].read_temp()
print(f"Temparature of POL {apspu.pols[pol].name} is {measured_temperature:4.2f} deg C")
return measured_temperature
def voltage(pol=0):
def voltage(pol=0.0):
apspu = ApspuClass()
pol = int(pol)
measured_voltage = apspu.pols[pol].read_vout()
print(f"Output voltage of POL {apspu.pols[pol].name} is {measured_voltage:4.2f} V")
return measured_voltage
def current(pol=0):
def current(pol=0.0):
apspu = ApspuClass()
pol = int(pol)
measured_current = apspu.pols[pol].read_iout()
print(f"Output current of POL {apspu.pols[pol].name} is {measured_current:4.2f} A")
return measured_current
......@@ -624,22 +714,66 @@ def apspu_off():
apspu = ApspuClass()
apspu.apspu_on_off(False)
print(f"All outputs off")
return True
def apspu_on():
apspu = ApspuClass()
apspu.apspu_on_off(True)
print(f"All outputs on")
return True
def fan_speed(fan_nr):
def fan_speed(fan_nr=0.0):
apspu = ApspuClass()
fan_nr = int(fan_nr)
fan_speed = apspu.fans.read_fan(fan_nr)
print(f"Fan nr {fan_nr} has speed {fan_speed}")
return fan_speed
def program_dc_dc_converters():
apspu = ApspuClass()
apspu.set_pols()
prog_ret_string = apspu.set_pols_lv()
print("Set DC/DC converters on APSPU")
return prog_ret_string
def reset_dc_dc_converters():
apspu = ApspuClass()
print("Reset DC/DC converters on APSPU")
prog_ret_string = apspu.reset_pols_lv()
return prog_ret_string
def read_qr():
apspu = EepromClass()
print("Read QR code from EEPROM")
return apspu.read_eeprom_lv(address=0x20, nof_bytes=17)
def read_version():
apspu = EepromClass()
print("Read APSPU version code from EEPROM")
return apspu.read_eeprom_lv(address=0, nof_bytes=12)
def read_id():
apspu = EepromClass()
print("Read ID from EEPROM")
return apspu.read_eeprom_id_lv()
def write_qr(value):
apspu = EepromClass()
print("Write QR code to EEPROM")
if apspu.write_eeprom(data=value, address=0x20) == True:
prog_ret_string = "Programming OK"
else:
prog_ret_string = "Programming went wrong"
return prog_ret_string
def write_version(value):
apspu = EepromClass()
print(f"Write APSPU_version {value} to EEPROM")
if apspu.write_eeprom(data=value, address=0) == True:
prog_ret_string = "Programming OK"
else:
prog_ret_string = "Programming went wrong"
return prog_ret_string
def main():
#
......@@ -667,6 +801,12 @@ def main():
current(pol_cnt)
for fan_cnt in range(3):
fan_speed(fan_cnt)
print (write_qr("APSPU-22091-00100"))
qr = read_qr()
print (qr)
print (write_qr("APSPU-rev2.0"))
print(read_version())
print(read_id())
apspu_off()
else:
......
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