Update APSPU script for production test setup. Tested first 2 PTS boards

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
 #

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()