/*!
* Power up the Radio.
*
* @note
*
*/
void vRadio_PowerUp(void)
{
SEGMENT_VARIABLE(wDelay, U16, SEG_XDATA) = 0u;
SEGMENT_VARIABLE(lBootOpt, U8, SEG_XDATA) = 0u;
/* Hardware reset the chip */
si446x_reset();
/* Wait until reset timeout or Reset IT signal */
for (; wDelay < pRadioConfiguration->Radio_Delay_Cnt_After_Reset; wDelay++);
}
/*!
* This function is used to load all properties and commands with a list of NULL terminated commands.
* Before this function @si446x_reset should be called.
*/
U8 si446x_configuration_init(const U8* pSetPropCmd)
{
SEGMENT_VARIABLE(col, U8, SEG_DATA);
SEGMENT_VARIABLE(numOfBytes, U8, SEG_DATA);
/* While cycle as far as the pointer points to a command */
while (*pSetPropCmd != 0x00)
{
/* Commands structure in the array:
* --------------------------------
* LEN | <LEN length of data>
*/
numOfBytes = *pSetPropCmd++;
if (numOfBytes > 16u)
{
/* Number of command bytes exceeds maximal allowable length */
return SI446X_COMMAND_ERROR;
}
for (col = 0u; col < numOfBytes; col++)
{
Pro2Cmd[col] = *pSetPropCmd;
pSetPropCmd++;
}
if (radio_comm_SendCmdGetResp(numOfBytes, Pro2Cmd, 0, 0) != 0xFF)
{
/* Timeout occured */
return SI446X_CTS_TIMEOUT;
}
if (radio_hal_NirqLevel() == 0)
{
/* Get and clear all interrupts. An error has occured... */
si446x_get_int_status(0, 0, 0);
if (Si446xCmd.GET_INT_STATUS.CHIP_PEND & SI446X_CMD_GET_CHIP_STATUS_REP_CMD_ERROR_PEND_MASK)
{
return SI446X_COMMAND_ERROR;
}
}
}
return SI446X_SUCCESS;
}
/*!
* This function is used to get menu state transition caused by buttons.
*
* @param[in] biMenuState Actual menu state.
* @param[in] biInput Stimuli of state transition.
*
* @return Next menu state after the transition or same if no such transition.
*/
U8 bMnu_MenuButtonStep(U8 biMenuState, U8 biInput)
{
SEGMENT_VARIABLE(bNextState, U8, SEG_DATA) = biMenuState; /**< Default stay in same state */
SEGMENT_VARIABLE(bMnuCnt, U8, SEG_DATA);
// Step through the next state array (note: last element is NULL)
for (bMnuCnt = 0; parMnu_AppMenuNextState[bMnuCnt].bMenuState; bMnuCnt++)
{
if ((parMnu_AppMenuNextState[bMnuCnt].bMenuState == biMenuState) && (parMnu_AppMenuNextState[bMnuCnt].bInput == biInput))
{
// This is the one!
bNextState = parMnu_AppMenuNextState[bMnuCnt].bMenuNextState;
break;
}
}
return bNextState;
}
U8 radio_comm_GetResp(U8 byteCount, U8* pData)
{
SEGMENT_VARIABLE(ctsVal = 0u, U8);
SEGMENT_VARIABLE(errCnt = RADIO_CTS_TIMEOUT, U16);
while (errCnt != 0) //wait until radio IC is ready with the data
{
radio_hal_ClearNsel();
radio_hal_SpiWriteByte(0x44); //read CMD buffer
ctsVal = radio_hal_SpiReadByte();
if (ctsVal == 0xFF)
{
if (byteCount)
{
radio_hal_SpiReadData(byteCount, pData);
}
radio_hal_SetNsel();
break;
}
radio_hal_SetNsel();
errCnt--;
}
if (errCnt == 0)
{
while(1)
{
/* ERROR!!!! CTS should never take this long. */
#ifdef RADIO_COMM_ERROR_CALLBACK
RADIO_COMM_ERROR_CALLBACK();
#endif
}
}
if (ctsVal == 0xFF)
{
ctsWentHigh = 1;
}
return ctsVal;
}
/*!
* Power up the Radio, set GPIOs to HiZ state, get Part Info
* then set Sleep mode.
*
* @note
*
*/
void vRadio_PowerUp(void)
{
SEGMENT_VARIABLE(wDelay, U16, SEG_XDATA) = 0u;
si4455_reset();
for (; wDelay < pRadioConfiguration->Radio_Delay_Cnt_After_Reset; wDelay++);
si4455_power_up(pRadioConfiguration->Radio_BOOT_OPTIONS,
pRadioConfiguration->Radio_XTAL_OPTIONS,
pRadioConfiguration->Radio_XO_FREQ);
radio_comm_PollCTS();
}
/*!
* This function is used to change the menu state.
*
* @param[in] biNewMenuState New menu state.
*
* @return None.
*/
void vMnu_MenuChangeState(U8 biNewMenuState)
{
SEGMENT_VARIABLE(bMnuCnt, U8, SEG_DATA);
rMnu_MenuStateInfo.bMenuState = biNewMenuState;
for (bMnuCnt = 0; parMnu_AppMenuState[bMnuCnt].bMenuState; bMnuCnt++)
{
if (parMnu_AppMenuState[bMnuCnt].bMenuState == rMnu_MenuStateInfo.bMenuState)
{
rMnu_MenuStateInfo.pbStateFunction = parMnu_AppMenuState[bMnuCnt].pStateFunction;
break;
}
}
}
/*!
* This function is used to apply a firmware patch to the si446x radio. This
* patch is stored in code using the si446x_patch.h file.
*
* @return SI446X_CTS_TIMEOUT If a CTS error occurs.
* SI446X_PATCH_FAIL If the patch fails.
* SI446X_SUCCESS If the patch is successful.
* SI446X_NO_PATCH If there is no patch in the Flash to load.
*/
U8 si446x_apply_patch(void)
{
#ifdef SI446X_PATCH_CMDS
SEGMENT_VARIABLE(line, U16, SEG_DATA);
SEGMENT_VARIABLE(row, U8, SEG_DATA);
/* Check if patch is needed. */
si446x_part_info();
if ((Si446xCmd.PART_INFO.ROMID == SI446X_PATCH_ROMID) && (Si446xCmd.PART_INFO.ID.U8[MSB] < SI446X_PATCH_ID))
{
for (line = 0; line < (sizeof(Si446xPatchCommands) / 8u); line++)
{
for (row=0; row<8; row++)
{
Pro2Cmd[row] = Si446xPatchCommands[line][row];
}
if (radio_comm_SendCmdGetResp(8, Pro2Cmd, 0, 0) != 0xFF)
{
// Timeout occured
return SI446X_CTS_TIMEOUT;
}
if (radio_hal_NirqLevel() == 0)
{
/* Get and clear all interrupts. An error has occured... */
si446x_get_int_status(0, 0, 0);
return SI446X_PATCH_FAIL;
}
}
}
return SI446X_SUCCESS;
#else
return SI446X_NO_PATCH;
#endif
}
/*!
* This function is used to start Timer 3 in the specified mode.
*
* @param[in] biPrescaler Prescaler value of timer (use predefined constants: bTmr_Tmr3One_c, bTmr_Tmr3Both_c)
* @param[in] wiPeriod The duration of the timing
* @param[in] biItEnable Enables timer IT if TRUE, disables it if FALSE
* @param[in] biExtClkSel External clock select (use predefined constants: bTmr_TxXCLK_00_c etc.)
*
* @return None.
*/
void vTmr_StartTmr3(U8 biPrescaler, U16 wiPeriod, U8 biItEnable, U8 biExtClkSel)
{
#ifdef SILABS_MCU_F960
SEGMENT_VARIABLE(bRestoreSfrPage, U8, SEG_DATA);
bRestoreSfrPage = SFRPAGE;
SFRPAGE = LEGACY_PAGE;
#endif //#ifdef SILABS_MCU_F960
/* Configure the timer3 operation */
vTmr_StartTmr3_phaseConfigure(biPrescaler, wiPeriod, biItEnable, biExtClkSel, FALSE );
vTmr_StartTmr3_phaseStart(wiPeriod);
#ifdef SILABS_MCU_F960
// Restore SFR page after SPI transfer
SFRPAGE = bRestoreSfrPage;
#endif //#ifdef SILABS_MCU_F960
}
BIT gTmr_Tmr3Expired(void)
{
#ifdef SILABS_MCU_F960
SEGMENT_VARIABLE(bRestoreSfrPage, U8, SEG_DATA);
bRestoreSfrPage = SFRPAGE;
SFRPAGE = LEGACY_PAGE;
#endif //#ifdef SILABS_MCU_F960
if( (TMR3CN & M_TF3H) == 0)
{
return 0;
}
else
{
mTmr_StopTmr3();
return 1;
}
#ifdef SILABS_MCU_F960
// Restore SFR page after SPI transfer
SFRPAGE = bRestoreSfrPage;
#endif //#ifdef SILABS_MCU_F960
}
/**
* Sample Code Demo application poll handler.
*
*
* @note Must be called periodically.
*
*****************************************************************************/
void SampleCode_Demo_Pollhandler()
{
SEGMENT_VARIABLE(boPbPushTrack, U8, SEG_DATA);
SEGMENT_VARIABLE(woPbPushTime, U16, SEG_DATA);
/* Transmitter Demo state machine */
switch (SampleCode_Demo_InternalData.SampleCode_Demo_State)
{
case SM_START:
/* Check RF picoboard EBID*/
/* Shutdown the Si4012 */
Si4012_Shutdown();
/* Check RF Pico board EBID */
if (EBID_CheckAvailability() == TRUE)
{
if (EBID_SearchRadioRecord() != FALSE)
{
/* EBIDInfo filled */
if ( (EBIDInfo.EBID_Freqband & (1u << 9u)) || (EBIDInfo.EBID_Freqband & (1u << 4u)) )
{
/* Use the default settings */
pSi4012_Config_Array = pSi4012_Config_Array_Default;
}
else
{
/* Waiting for Reset */
ERROR_HOOK;
}
SampleCode_Demo_InternalData.SampleCode_Demo_State = SM_STEP1;
break;
}
}
/* Waiting for Reset */
ERROR_HOOK;
break;
case SM_STEP1:
/* RF Pico Board detected */
if(TRUE == Si4012_Configure());
{
/* LED4 always on */
vHmi_ChangeLedState(eHmi_Led4_c, eHmi_LedOn_c);
SampleCode_Demo_InternalData.SampleCode_Demo_State = SM_STEP2;
break;
}
/* Waiting for Reset */
ERROR_HOOK;
break;
case SM_STEP2:
/* Check which button pushed*/
gHmi_PbIsPushed(&boPbPushTrack, &woPbPushTime);
/* If Button1 pushed */
if(boPbPushTrack & eHmi_Pb1_c)
{
/* LED1 turned on*/
vHmi_ChangeLedState(eHmi_Led1_c, eHmi_LedBlinkOnce_c);
/* Send packet 3 times */
Si4012_SendPacket(eHmi_Pb1_c);
Si4012_SendPacket(eHmi_Pb1_c);
Si4012_SendPacket(eHmi_Pb1_c);
}
/* If Button2 pushed */
if(boPbPushTrack & eHmi_Pb2_c)
{
/* LED2 turned on*/
vHmi_ChangeLedState(eHmi_Led2_c, eHmi_LedBlinkOnce_c);
/* Send packet 3 times */
Si4012_SendPacket(eHmi_Pb2_c);
Si4012_SendPacket(eHmi_Pb2_c);
Si4012_SendPacket(eHmi_Pb2_c);
}
/* If Button3 pushed */
if(boPbPushTrack & eHmi_Pb3_c)
{
/* LED3 turned on */
vHmi_ChangeLedState(eHmi_Led3_c, eHmi_LedBlinkOnce_c);
/* Send packet 3 times */
Si4012_SendPacket(eHmi_Pb3_c);
Si4012_SendPacket(eHmi_Pb3_c);
Si4012_SendPacket(eHmi_Pb3_c);
}
SampleCode_Demo_InternalData.SampleCode_Demo_State = SM_STEP2;
break;
}
}
