From 824d0c22893f2fb00d4f7ab1cc8db7d1c02bfb1f Mon Sep 17 00:00:00 2001
From: Gijs <schoonderbeek@astron.nl>
Date: Thu, 16 May 2024 18:23:20 +0200
Subject: [PATCH] Update APSPU script for production test setup. Tested first 2
PTS boards
---
APSPU_I2C.py | 11 +++++++--
apspu_lib.py | 66 +++++++++++++++++++++++++++++++++++++---------------
2 files changed, 56 insertions(+), 21 deletions(-)
diff --git a/APSPU_I2C.py b/APSPU_I2C.py
index ca6f97e..2111f92 100644
--- a/APSPU_I2C.py
+++ b/APSPU_I2C.py
@@ -37,9 +37,15 @@ VOUT_POLS = {"CTR_LBA": 8.0,
"CTR_RCU2_A": 5.60009765625,
"CTR_RCU2_D": 3.2998046875}
-IOUT_POLS = {"CTR_LBA": 0.2,
+IOUT_POLS = {"CTR_LBA": 0.48,
"CTR_RCU2_A": 0.6,
- "CTR_RCU2_D": 0.2}
+ "CTR_RCU2_D": 0.61}
+
+STORE_PWD = {"CTR_LBA": 0x61,
+ "CTR_RCU2_A": 0x4B,
+ "CTR_RCU2_D": 0x35}
+
+MAX_TEMP = 110
LP_VIN = 0x88
LP_VOUT_MODE = 0x20
@@ -58,6 +64,7 @@ LP_ON_OFF_CONFIG = 0x02
LP_OPERATION = 0x01
LP_WRITE_PROTECT = 0x10
LP_STORE_DEFAULT_ALL = 0x12
+LP_OT_FAULT_LIMIT = 0x4F
#
# Central I2C Devices
#
diff --git a/apspu_lib.py b/apspu_lib.py
index 21c4c9d..ce1bfd8 100644
--- a/apspu_lib.py
+++ b/apspu_lib.py
@@ -87,6 +87,8 @@ class ApspuClass:
f"set {1.2*VOUT_POLS[pol.name]} read back {ov_out}")
exit()
pol.set_on_off_config()
+ print(f"Set max temp {MAX_TEMP} C")
+ pol.set_temp_limit_pol(MAX_TEMP)
pol.on_off(True)
pol.write_to_nvm()
print("Done")
@@ -98,7 +100,7 @@ class ApspuClass:
#
#print("--------- \nProgram Pols\n---------")
for pol in self.pols:
- print(f"Set Pol {pol.name} to {VOUT_POLS[pol.name]:4.2f} V")
+ print(f"Labview: 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]):
@@ -120,6 +122,8 @@ class ApspuClass:
return returnstring
exit()
pol.set_on_off_config()
+ print(f"Set max temp {MAX_TEMP} C")
+ pol.set_temp_limit_pol(MAX_TEMP)
pol.on_off(True)
pol.write_to_nvm()
returnstring = ("Programming OK")
@@ -157,7 +161,7 @@ class ApspuClass:
for pol in self.pols:
check_ok = check_ok & pol.check_pol()
check_ok = check_ok & self.fans.check_fans()
- check_ok = check_ok & self.eeprom.wr_rd_eeprom(value="PROD_CHECK", address=0x30)
+ check_ok = check_ok & self.eeprom.wr_rd_eeprom(data="PROD_CHECK", address=0x30)
if check_ok:
print("APSPU OK")
else:
@@ -328,7 +332,7 @@ class PolClass:
if DEBUG:
ret_ack, raw_value = self.pol_dev.read_bytes(LP_ON_OFF_CONFIG, 1)
print(f"Current setting ON/OFF register 0x{int(raw_value, 16):02x}")
- on_off_bit = not 1 << 0
+ on_off_bit = 0 << 0
polarity_pin = 1 << 1
use_external = 0 << 2
use_soft = 1 << 3
@@ -394,6 +398,24 @@ class PolClass:
ret_ack = self.pol_dev.write_bytes(LP_VOUT_OV_LIMIT, wr_data)
return ret_ack
+ def set_temp_limit_pol(self, value):
+ #
+ # Function to set the temperature limit of the DC/DC converter
+ #
+ # value is the max temperature
+ # return I2C ack
+ #
+ ret_ack = False
+ if self.status:
+ wr_value = f"{value:02x}"
+ if DEBUG:
+ print(f"Calculated wr_value is 0x{wr_value}")
+ wr_data = []
+ wr_data.append(value)
+ wr_data.append(0)
+ ret_ack = self.pol_dev.write_bytes(LP_OT_FAULT_LIMIT, wr_data)
+ return ret_ack
+
def write_to_nvm(self):
#
# Function to write the POL's registers to NVM memory
@@ -401,15 +423,17 @@ class PolClass:
# return is always True
#
print(f"Store to NVM for POL {self.name}")
+# self.on_off(on=False)
if True:
- ret_ack = self.pol_dev.write_pointer(0x15)
- sleep(1)
- else:
+ ret_ack = self.pol_dev.write_bytes(0x10, 0x00)
+ sleep(2)
+ ret_ack = self.pol_dev.write_bytes(0x15, STORE_PWD[self.name])
+ sleep(2)
+ else: #Pi only
self.pol_dev.close()
- command = f"i2cset -y 1 0x{CTR_POLS[self.name]:02X} 0x15 cp"
+ command = f"i2ctransfer -y 1 w1@{CTR_POLS[self.name]:02X} 0x15"
os.system(command)
- os.system(command)
- self.pol_dev.open()
+ self.pol_dev.open_i2c()
return True
def read_vin(self):
@@ -744,7 +768,7 @@ def reset_dc_dc_converters():
def read_qr():
apspu = EepromClass()
print("Read QR code from EEPROM")
- return apspu.read_eeprom_lv(address=0x20, nof_bytes=17)
+ return apspu.read_eeprom_lv(address=0x20, nof_bytes=18)
def read_version():
apspu = EepromClass()
@@ -779,18 +803,22 @@ def main():
#
# Function to test the class, read all info and dump on the screen
#
- user = "Henri"
+ user = "LabView"
+# user = "Gijs"
apspu = ApspuClass()
if user == "Gijs":
- apspu.apspu_on_off(False)
- sleep(5)
- apspu.set_pols()
apspu.apspu_on_off(True)
- sleep(10)
+ sleep(2)
+# apspu.set_pols_lv()
+# temp = input("Switch dip's and press enter")
+# apspu.apspu_on_off(True)
+# sleep(10)
+# apspu.eeprom.wr_rd_eeprom(data="APSPU-rev3.0", address=0)
+ apspu.eeprom.wr_rd_eeprom(data="APSPU-202419-00002", address=0x20)
apspu.read_all()
apspu.print_status()
- apspu.check_apspu()
- apspu.eeprom.wr_rd_eeprom(value="APSPU-2", address=0)
+ apspu.apspu_on_off(False)
+# apspu.check_apspu()
elif user == "Henri":
apspu_off()
program_dc_dc_converters()
@@ -801,10 +829,10 @@ def main():
current(pol_cnt)
for fan_cnt in range(3):
fan_speed(fan_cnt)
- print (write_qr("APSPU-22091-00100"))
+ print (write_qr("APSPU-202419-0001"))
qr = read_qr()
print (qr)
- print (write_qr("APSPU-rev2.0"))
+ print (write_qr("APSPU-rev3.0"))
print(read_version())
print(read_id())
apspu_off()
--
GitLab