Expand description of mitsub_vfd.py

Author: hansu

src/hal/user_comps/mitsub_vfd.py

@@ -20,8 +20,9 @@
 # user space component for controlling a misubishi inverter over the serial port using rs485 standard
 # specifically the A500 F500 E500 A500 D700 E700 F700 series - others may work or need adjustment
 # tested on A500 E500 and E700
-# I referenced manual 'communication option reference manual' and A500 technical manual for 500 series.
-# 'Fr-A700 F700 E700 D700 technical manual' for the 700 series
+# I referenced manual 'communication option reference manual' and 'A500 technical manual' for 500 series.
+# 'Fr-A700 F700 E700 D700 technical manual' for the 700 series,
+# see https://dl.mitsubishielectric.com/dl/fa/document/manual/inv/sh060014/sh060014engb.pdf
 #
 # The inverter must be set manually for communication ( you may have to set PR 77 to 1 to unlock PR modification )
 # must power cycle the inverter for some of these to register eg 79
@@ -391,10 +392,10 @@ def __setitem__(self, item, value):
         print('Mitsubishi VFD COMPUTER-LINK interface')
         print()
         print(' This does NOT use the MODBUS protocol.')
-        print(' This is a user space component for controlling a mitsubishi inverter over the serial port using the rs485 standard')
+        print(' This is a user space component for controlling a Mitsubishi inverter over the serial port using the rs485 standard.')
         print(' Specifically for the A500 F500 E500 A500 D700 E700 F700 series - others may work or need small adjustments.')
-        print(''' I referenced manual 'communication option reference manual' and A500 technical manual for 500 series.''')
-        print(''' Fr-A700 F700 E700 D700 technical manual' for the 700 series''')
+        print(''' I referenced manual 'communication option reference manual' and 'A500 technical manual' for 500 series.''')
+        print(''' 'FR-A700 F700 E700 D700 technical manual' for the 700 series, see https://dl.mitsubishielectric.com/dl/fa/document/manual/inv/sh060014/sh060014engb.pdf''')
         print()
         print('#################################################################################')
         print()
@@ -412,9 +413,9 @@ def __setitem__(self, item, value):
         print(''' PR 549 communication protocol - 0        not all VFDs has this''')
         print('''
 This driver assumes certain other VFD settings:
--That the  motor frequency status is set to show herts.
--That the status bit 3 is up to speed
--That the status bit 7 is alarm
+-That the motor frequency status is set to show hertz.
+-That the function 'up to speed' (up-to frequency) is assigned to the status bit 3.
+-That the function 'alarm' is assigned to the status bit 7.
 ''')
         print('''#################################################################################