Apsct production

Changes for production testing of APSCT

I2C_serial_pi.py

@@ -55,7 +55,7 @@ class I2C:
         return ret_ack, ret_value
 
     
-    def read_last_reg(self, bytes_to_read):
+    def read_last_reg(self, bytes_to_read, print_on = DEBUG):
         bus = smbus.SMBus(self.bus_nr)
         rd_value = []
         ret_value = ''
@@ -68,12 +68,12 @@ class I2C:
             except IOError:
                 ret_ack = 0
                 rd_value.append(0)
-                if DEBUG:
-                    print("Reading error")
+                if print_on:
+                    print(f"Reading IOerror {rd_value}")
             except err:
                 ret_ack = 0
                 rd_value.append(0)
-                if DEBUG:
+                if print_on:
                     print("Reading error")
         for cnt in range(bytes_to_read):
             ret_value += (hex(rd_value[cnt])[2:])