Is there any example code available for CAN interface for STM32F103C8 in STM32Cube_FW_F1_V1.6.1?
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‎2018-05-24 11:54 PM
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‎2018-05-25 12:42 AM
Hello
sumitgrover97
,There is no CAN example available for STM32F103C8 with the STM32CubeF1 firmware package, but you canget inspired or re-use the sections available in the application within the Eval board:
STM32Cube_FW_F1_V1.6.1\Projects\STM3210E_EVAL\Examples\CAN\CAN_Networking
Best Regards
Imen
Thanks
Imen
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‎2018-05-25 2:40 AM
your circuit is odd but looks ok.
if you are not using a transceiver chip, then the Rx pins need a pull up, good work there.
ABOM should be enabled,
I think, Filter high should have some bits set, or you wont receive any frames
Filter number 14, I think is not correct.
It is always going to be faster to use an external USB CanDo or similar to check your receiver is working before you attempt to transmit.
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‎2018-05-25 5:00 AM
Hi Imen
Thanks for your kind reply.This is helpful
Thanks
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‎2018-05-25 5:04 AM
Hi T J
Thanks for your kind reply.
I don't have CanDo.
These changes I have to make in both transmitter and receiver code. Right?
sFilterConfig.FilterMaskIdHigh=0 should have some value. Right? and what can be the correct value?
what can be the correct filter number?
Regards
Sumit
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‎2018-05-25 6:46 AM
Hi T J
One thing more the Filter number I have chosen is 0 and the bank number I have chosen is 14.
sFilterConfig.FilterNumber=0;
sFilterConfig.BankNumber=14;I am little confused that whether you talking about Filter number or Bank number.
Please clear me for that also.
Thanks
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‎2018-05-25 1:18 PM
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‎2018-05-28 2:44 AM
Hi T J
Sorry to disturb you again
canRxpointerIN = 0;
canRxMsgIN = 0; canRxMsgOUT = 0; canRxMsgTableEMPTY = true; canRxMsgTableFULL = false;canTxMsgIN = 0;
canTxMsgOUT = 0; canTxMsgTableEMPTY = true; canTxMsgTableFULL = false; canTxMsgTableOverflow = false; canTxMsgOverrun = false; blockCanTx = false;All these variable are giving error.
Do I have to declare these variables or is there any header file which I have to include in my code to remove those errors?
Thanks
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‎2018-05-28 4:19 AM
I am sure most of them are here :
//// CAN ///////////////
uint8_t canRxpointerIN;char canRxMsgIN, canRxMsgOUT, canRxMsgTableEMPTY, canRxMsgTableFULL;char canTxMsgIN, canTxMsgOUT;char canTxMsgTableEMPTY, canTxMsgTableFULL, canTxMsgTableOverflow;char canTxMsgOverrun, blockCanTx;char schedule_SendCanTxString;char canRxMsgTableOverflow;int canRxStringLength, canRxStringCounter, canRxStringSegmentNumber;char expectingCanSegments;char canRxhasStringComing, expectingCanString, haveCanSegments;char canRxStringSegmentID, canRxStringCompleted, RxCanIO_update;char haveCanString, showRxCanFrames, showRxCanSlaveADCs, showRxCanStrings, showLocalADCs;char IOUnitNumber;char ThisUnitIsUpdated;char TerminalisConnected, CheckTerminalConnection;sorry for the other stuff, I have a lot going on in parallel state machines.
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