The Industrial Raspberry Pi Forum

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sudo ln -s /var/www/pictory/projects/_config.rsc /etc/revpi/config.rsc

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./piTest -r pt1000,h
Could not read variable pt1000. Internal Error

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f = open("/dev/piControl0", "wb+", 0)

print("Getting Offsets...", f)
# We are searching the offset and the byte of "RevPiStatus" and other process variables of the process image using KB_FIND_VARIABLE
# the IOCTL-parameter is calculated using the ASCIIC 'K' which is shifted by 8 bits plus the ID of the desired function (=17)
prm = (b'K'[0] << 8) + 17
# The argument for the function 17 is a packed byte array with contains 37 bytes. The first 32 bytes consist of the symbolic name
name = struct.pack('37s', b"RevPiStatus")
# The result values are written into a byte-array
# in which the first 32 byte are the symbolic name then 2 bytes for the offset and then 1 byte for the bitposition and then 2 byte for the length.
ret = fcntl.ioctl(f, prm, name) 
#Line 151 on top of this one

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Getting Offsets... <_io.FileIO name='/dev/piControl0' mode='rb+'>
Traceback (most recent call last):
  File "ProcessImageInterface.py", line 151, in <module>
    ret = fcntl.ioctl(f, prm, name)
FileNotFoundError: [Errno 2] No such file or directory

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RevPiStatus		 0	 //BYTE  
RevPiIOCycle		 1	 //BYTE  
RS485ErrorCnt		 2	 //WORD  
Core_Temperatur		 4	 //BYTE  
Core_Frequency		 5	 //BYTE  
RevPiLED		 6	 //BYTE  
RS485ErrorLimit1		 7	 //WORD  
RS485ErrorLimit2		 9	 //WORD  
sw_1		 11.0	 //BOOL  
sw_2		 11.1	 //BOOL  
sw_3		 11.2	 //BOOL  
sw_4		 11.3	 //BOOL  
sw_5		 11.4	 //BOOL  
sw_6		 11.5	 //BOOL  
sw_7		 11.6	 //BOOL  
sw_8		 11.7	 //BOOL  
I_9		 11.8	 //BOOL  
I_10		 11.9	 //BOOL  
I_11		 11.10	 //BOOL  
I_12		 11.11	 //BOOL  
I_13		 11.12	 //BOOL  
I_14		 11.13	 //BOOL  
I_15		 11.14	 //BOOL  
I_16		 11.15	 //BOOL  
Output_Status		 13	 //WORD  
Status		 15	 //WORD  
e		 81.0	 //BOOL  
d		 81.1	 //BOOL  
c		 81.2	 //BOOL  
dp		 81.3	 //BOOL  
g		 81.4	 //BOOL  
f		 81.5	 //BOOL  
a		 81.6	 //BOOL  
b		 81.7	 //BOOL  
gnd		 81.8	 //BOOL  
24v		 81.9	 //BOOL  
O_11		 81.10	 //BOOL  
O_12		 81.11	 //BOOL  
O_13		 81.12	 //BOOL  
O_14		 81.13	 //BOOL  
O_15		 81.14	 //BOOL  
O_16		 81.15	 //BOOL  
InputMode_1		 99	 // ##ATTR_COMMENT## 
InputMode_2		 100	 // ##ATTR_COMMENT## 
InputMode_3		 101	 // ##ATTR_COMMENT## 
InputMode_4		 102	 // ##ATTR_COMMENT## 
InputMode_5		 103	 // ##ATTR_COMMENT## 
InputMode_6		 104	 // ##ATTR_COMMENT## 
InputMode_7		 105	 // ##ATTR_COMMENT## 
InputMode_8		 106	 // ##ATTR_COMMENT## 
InputMode_9		 107	 // ##ATTR_COMMENT## 
InputMode_10		 108	 // ##ATTR_COMMENT## 
InputMode_11		 109	 // ##ATTR_COMMENT## 
InputMode_12		 110	 // ##ATTR_COMMENT## 
InputMode_13		 111	 // ##ATTR_COMMENT## 
InputMode_14		 112	 // ##ATTR_COMMENT## 
InputMode_15		 113	 // ##ATTR_COMMENT## 
InputMode_16		 114	 // ##ATTR_COMMENT## 
InputDebounce		 115	 // ##ATTR_COMMENT## 
OutputPushPull		 117	 // ##ATTR_COMMENT## 
OutputOpenLoadDetect		 119	 // ##ATTR_COMMENT## 
OutputPWMActive		 121	 // ##ATTR_COMMENT## 
OutputPWMFrequency		 123	 // ##ATTR_COMMENT## 
pot		 124	 //INT  
humidity		 126	 //INT in % 
fromOut2		 128	 //INT  
fromOut1		 130	 //INT  
InputStatus_1		 132	 //BYTE  
InputStatus_2		 133	 //BYTE  
InputStatus_3		 134	 //BYTE  
InputStatus_4		 135	 //BYTE  
pt1000		 136      //INT  
RTDStatus_1		 140	 //BYTE  
OutputStatus_1		 142	 //BYTE  
OutputStatus_2		 143	 //BYTE  
ao1		 144	 //INT  
ao2		 146	 //INT  
Input1Range		 148	 //You must use wire bridges for current measurement! ##ATTR_COMMENT## 
Input1Multiplier		 149	 // ##ATTR_COMMENT## 
Input1Divisor		 151	 // ##ATTR_COMMENT## 
Input1Offset		 153	 // ##ATTR_COMMENT## 
Input2Range		 155	 //You must use wire bridges for current measurement! ##ATTR_COMMENT## 
Input2Multiplier		 156	 // ##ATTR_COMMENT## 
Input2Divisor		 158	 // ##ATTR_COMMENT## 
Input2Offset		 160	 // ##ATTR_COMMENT## 
Input3Range		 162	 //You must use wire bridges for current measurement! ##ATTR_COMMENT## 
Input3Multiplier		 163	 // ##ATTR_COMMENT## 
Input3Divisor		 165	 // ##ATTR_COMMENT## 
Input3Offset		 167	 // ##ATTR_COMMENT## 
Input4Multiplier		 170	 // ##ATTR_COMMENT## 
Input4Divisor		 172	 // ##ATTR_COMMENT## 
Input4Offset		 174	 // ##ATTR_COMMENT## 
ADC_DataRate		 176	 //Use lowest value for highest precision and a maximum 50 Hz suppression ##ATTR_COMMENT## 
RTD1Type		 177	 // ##ATTR_COMMENT## 
RTD1Wiring		 178	 //You must use wire bridges for 2-wire sensors! ##ATTR_COMMENT## 
RTD1Multiplier		 179	 // ##ATTR_COMMENT## 
RTD1Divisor		 181	 // ##ATTR_COMMENT## 
RTD1Offset		 183	 // ##ATTR_COMMENT## 
Output1Range		 193	 // ##ATTR_COMMENT## 
Output1EnableSlew		 194	 //Enable slew rate deceleration ##ATTR_COMMENT## 
Output1SlewStepSize		 195	 //Slew rate step size ##ATTR_COMMENT## 
Output1SlewClock		 196	 //lock rate of slew rate deceleration in kHz ##ATTR_COMMENT## 
Output1Multiplier		 197	 // ##ATTR_COMMENT## 
Output1Divisor		 199	 // ##ATTR_COMMENT## 
Output1Offset		 201	 // ##ATTR_COMMENT## 
Emergency_stop		 213	 //BYTE

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./piTest -d
Found 3 devices:

Address: 0 module type: 95 (0x5f) RevPi Core V1.2
Module is present
     input offset: 0 length: 6
    output offset: 6 length: 5

Address: 32 module type: 96 (0x60) RevPi DIO V1.3
Module is present, but NOT CONFIGURED!!!
     input offset: 11 length: 70
    output offset: 81 length: 18

Address: 33 module type: 103 (0x67) RevPi AIO V1.2
Module is present, but NOT CONFIGURED!!!
     input offset: 99 length: 20
    output offset: 119 length: 4
    

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[    3.558987] piControl: error: cannot open file /etc/revpi/config.rsc
[    3.567506] piControl: error: cannot open file /opt/KUNBUS/config.rsc

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sudo rm /etc/revpi/config.rsc
sudo ln -s /var/www/pictory/projects/_config.rsc /etc/revpi/config.rsc

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sudo rm /etc/revpi/config.rsc
sudo ln -s /var/www/pictory/projects/_config.rsc /etc/revpi/config.rsc