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Add canbus sleep wake and get canbus mode function

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This commit is contained in:
wangcoolc
2020-12-07 19:00:05 +08:00
parent a3325c874a
commit 3c679ca0f8
2 changed files with 52 additions and 51 deletions
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mcp2518fd_can.cpp
+48 -47
View File
@@ -2638,57 +2638,58 @@ byte mcp2518fd::init_Filt(byte num, byte ext, unsigned long ulData)
return err;
}
// /*********************************************************************************************************
// ** Function name: setSleepWakeup
// ** Descriptions: Enable or disable the wake up interrupt (If disabled the MCP2515 will not be woken up by CAN bus activity)
// *********************************************************************************************************/
// void mcp2518fd::setSleepWakeup(const byte enable) {
// if (enable)
// {
// mcp2518fd_LowPowerModeEnable();
// }
// else
// {
// mcp2518fd_LowPowerModeDisable();
// }
/*********************************************************************************************************
** Function name: setSleepWakeup
** Descriptions: Enable or disable the wake up interrupt (If disabled the MCP2515 will not be woken up by CAN bus activity)
*********************************************************************************************************/
void mcp2518fd::setSleepWakeup(const byte enable) {
if (enable)
{
mcp2518fd_LowPowerModeEnable();
}
else
{
mcp2518fd_LowPowerModeDisable();
}
// }
}
// /*********************************************************************************************************
// ** Function name: sleep
// ** Descriptions: Put mcp2515 in sleep mode to save power
// *********************************************************************************************************/
// byte mcp2518fd::sleep() {
// if (getMode() != 0x01) {
// return mcp2518fd_OperationModeSelect(CAN_SLEEP_MODE);
// } else {
// return CAN_OK;
// }
// }
/*********************************************************************************************************
** Function name: sleep
** Descriptions: Put mcp2515 in sleep mode to save power
*********************************************************************************************************/
byte mcp2518fd::sleep() {
if (getMode() != 0x01) {
return mcp2518fd_OperationModeSelect(CAN_SLEEP_MODE);
} else {
return CAN_OK;
}
}
// /*********************************************************************************************************
// ** Function name: wake
// ** Descriptions: wake MCP2515 manually from sleep. It will come back in the mode it was before sleeping.
// *********************************************************************************************************/
// byte mcp2518fd::wake() {
// byte currMode = getMode();
// if (currMode != mcpMode) {
// return mcp2515_setCANCTRL_Mode(mcpMode);
// } else {
// return CAN_OK;
// }
// }
/*********************************************************************************************************
** Function name: wake
** Descriptions: wake MCP2515 manually from sleep. It will come back in the mode it was before sleeping.
*********************************************************************************************************/
byte mcp2518fd::wake() {
byte currMode = getMode();
if (currMode != mcpMode) {
return mcp2518fd_OperationModeSelect(mcpMode);
} else {
return CAN_OK;
}
}
// /*********************************************************************************************************
// ** Function name: getMode
// ** Descriptions: Returns current control mode
// *********************************************************************************************************/
// byte mcp2518fd::getMode() {
// byte ret;
// CAN_OPERATION_MODE mode;
// mode = mcp2518fd_OperationModeGet();
// ret = (byte)mode;
// }
/*********************************************************************************************************
** Function name: getMode
** Descriptions: Returns current control mode
*********************************************************************************************************/
byte mcp2518fd::getMode() {
byte ret;
CAN_OPERATION_MODE mode;
mode = mcp2518fd_OperationModeGet();
ret = (byte)mode;
return ret;
}
/*********************************************************************************************************
** Function name: setMode
mcp2518fd_can.h
+4 -4
View File
@@ -112,11 +112,11 @@ public:
// void enableTxInterrupt(bool enable = true); // enable transmit interrupt
byte init_Mask(byte num, byte ext, unsigned long ulData);
byte init_Filt(byte num, byte ext, unsigned long ulData); // init filters
// void setSleepWakeup(const byte enable);
// byte sleep();
// byte wake();
void setSleepWakeup(const byte enable);
byte sleep();
byte wake();
byte setMode(CAN_OPERATION_MODE opMode);
// byte getMode();
byte getMode();
unsigned long getCanId(void);
byte readMsgBuf(byte* len, byte* buf);
byte checkReceive(void);