/**
* @brief Sends header information to CC3000
* @param None
* @retval None
*/
long SpiWrite(unsigned char *ucBuf, unsigned short usLength)
{
int NotAborted = 0;
switch (State())
{
case eSPI_STATE_POWERUP:
NotAborted = WaitFor(eSPI_STATE_INITIALIZED);
if (!NotAborted) {
break;
}
// fall through - No break at the end of case
case eSPI_STATE_INITIALIZED:
NotAborted = SetState(eSPI_STATE_FIRST_WRITE, eAssert);
usLength = SpiSetUp(ucBuf,usLength);
if (NotAborted)
{
//Delay for at least 50 us
Delay_Microsecond(50);
//SPI writes first 4 bytes of data
NotAborted = SpiIO(eWrite, ucBuf, 4, TRUE);
if (NotAborted)
{
//Delay for at least 50 us
Delay_Microsecond(50);
//SPI writes next 4 bytes of data
NotAborted = SpiIO(eWrite, &ucBuf[4], usLength - 4, TRUE);
}
}
break;
default:
NotAborted = WaitFor(eSPI_STATE_IDLE);
if(NotAborted)
{
NotAborted = Reserve(eSPI_STATE_WRITE_WAIT_IRQ);
WARN("CC3000 SpiWrite acquire bus");
if(NotAborted)
{
usLength = SpiSetUp(ucBuf, usLength);
NotAborted = WaitFor(eSPI_STATE_WRITE_PROCEED);
if(NotAborted)
{
NotAborted = SpiIO(eWrite, ucBuf, usLength, TRUE);
}
}
}
break;
}
return NotAborted ? usLength : -1;
}
/****************************************************************************
CC3000 SPI Protocol API
****************************************************************************/
void SpiOpen(gcSpiHandleRx pfRxHandler)
{
sSpiInformation.ulSpiState = eSPI_STATE_POWERUP;
sSpiInformation.SPIRxHandler = pfRxHandler;
sSpiInformation.pRxPacket = wlan_rx_buffer;
sSpiInformation.usRxPacketLength = 0;
sSpiInformation.pTxPacket = NULL;
sSpiInformation.usTxPacketLength = 0;
/* Enable Interrupt */
tSLInformation.WriteWlanPin( WLAN_DISABLE );
Delay_Microsecond(MS2u(300));
tSLInformation.WlanInterruptEnable();
Delay_Microsecond(MS2u(1));
tSLInformation.WriteWlanPin( WLAN_ENABLE );
WaitFor(eSPI_STATE_INITIALIZED);
}
/*
* @brief This should block for a certain number of microseconds.
*/
void delayMicroseconds(unsigned int us)
{
Delay_Microsecond(us);
}
void panic_(ePanicCode code)
{
__disable_irq();
flash_codes_t pcd = flash_codes[code];
LED_SetRGBColor(RGB_COLOR_WHITE);
LED_Off(LED_RGB);
uint16_t c;
while(1) {
// preamble
for (c = 3; c; c--) {
LED_SetRGBColor(pcd.led);
LED_On(LED_RGB);
Delay_Microsecond(MS2u(150));
LED_Off(LED_RGB);
Delay_Microsecond(MS2u(100));
}
Delay_Microsecond(MS2u(100));
for (c = 3; c; c--) {
LED_SetRGBColor(pcd.led);
LED_On(LED_RGB);
Delay_Microsecond(MS2u(300));
LED_Off(LED_RGB);
Delay_Microsecond(MS2u(100));
}
Delay_Microsecond(MS2u(100));
for (c = 3; c; c--) {
LED_SetRGBColor(pcd.led);
LED_On(LED_RGB);
Delay_Microsecond(MS2u(150));
LED_Off(LED_RGB);
Delay_Microsecond(MS2u(100));
}
// pause
Delay_Microsecond(MS2u(900));
// play code
for (c = code; c; c--) {
LED_SetRGBColor(pcd.led);
LED_On(LED_RGB);
Delay_Microsecond(MS2u(300));
LED_Off(LED_RGB);
Delay_Microsecond(MS2u(300));
}
// pause
Delay_Microsecond(MS2u(800));
}
}
