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that's supposed to work - but it does not :(

This commit is contained in:
rusefillc 2022-01-23 16:12:06 -05:00
parent ff27fda481
commit 67072a321d
2 changed files with 7 additions and 3 deletions
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9
misc/stm32f1_test_project/can.cpp
View File

@ -8,9 +8,9 @@ const CANConfig canConfig500 =
{
CAN_MCR_ABOM | CAN_MCR_AWUM | CAN_MCR_TXFP,
/*
For 24MHz http://www.bittiming.can-wiki.info/ gives us Pre-scaler=3, Seq 1=13 and Seq 2=2. Subtract '1' for register values
For 36MHz http://www.bittiming.can-wiki.info/ gives us Pre-scaler=4, Seq 1=15 and Seq 2=2. Subtract '1' for register values
*/
CAN_BTR_SJW(0) | CAN_BTR_BRP(2) | CAN_BTR_TS1(12) | CAN_BTR_TS2(1),
CAN_BTR_SJW(0) | CAN_BTR_BRP(3) | CAN_BTR_TS1(13) | CAN_BTR_TS2(1),
};
@ -24,10 +24,13 @@ void SendSomething()
CANTxFrame m_frame;
m_frame.IDE = CAN_IDE_STD;
m_frame.EID = baseAddress;
m_frame.EID = 0;
m_frame.SID = baseAddress;
m_frame.RTR = CAN_RTR_DATA;
m_frame.DLC = 8;
memset(m_frame.data8, 0, sizeof(m_frame.data8));
m_frame.data8[3] = 0x33;
m_frame.data8[6] = 0x66;
canTransmitTimeout(&CAND1, CAN_ANY_MAILBOX, &m_frame, TIME_IMMEDIATE);
}

1
misc/stm32f1_test_project/compile.bat
View File

@ -5,3 +5,4 @@ echo Starting compilation
rem the important piece
make -j12
call flash