int
iBSP430consoleTransmitUseInterrupts_ni (int enablep)
{
#if BSP430_CONSOLE_TX_BUFFER_SIZE - 0
if (enablep) {
if (uartTransmit_ni != console_tx_queue_ni) {
uartTransmit_ni = console_tx_queue_ni;
vBSP430serialFlush_ni(console_hal_);
iBSP430serialSetHold_ni(console_hal_, 1);
BSP430_HAL_ISR_CALLBACK_LINK_NI(sBSP430halISRVoidChainNode, console_hal_->tx_cbchain_ni, tx_buffer_.cb_node, next_ni);
iBSP430serialSetHold_ni(console_hal_, 0);
if (tx_buffer_.head != tx_buffer_.tail) {
vBSP430serialWakeupTransmit_ni(console_hal_);
}
}
} else {
if (uartTransmit_ni != iBSP430uartTxByte_ni) {
uartTransmit_ni = iBSP430uartTxByte_ni;
vBSP430serialFlush_ni(console_hal_);
iBSP430serialSetHold_ni(console_hal_, 1);
BSP430_HAL_ISR_CALLBACK_UNLINK_NI(sBSP430halISRVoidChainNode, console_hal_->tx_cbchain_ni, tx_buffer_.cb_node, next_ni);
iBSP430serialSetHold_ni(console_hal_, 0);
}
}
return 0;
#else /* BSP430_CONSOLE_TX_BUFFER_SIZE */
return enablep ? -1 : 0;
#endif /* BSP430_CONSOLE_TX_BUFFER_SIZE */
}
void main ()
{
int rc = 0;
/* GDO0 and GDO2 are always interrupt-capable. */
volatile sBSP430hplPORTIE * gdo0 = xBSP430hplLookupPORTIE(BSP430_RF_CC110X_GDO0_PORT_PERIPH_HANDLE);
volatile sBSP430hplPORTIE * gdo2 = xBSP430hplLookupPORTIE(BSP430_RF_CC110X_GDO2_PORT_PERIPH_HANDLE);
hBSP430halPORT hgdo1 = hBSP430portLookup(BSP430_RF_CC110X_GDO1_PORT_PERIPH_HANDLE);
hBSP430halPORT hcsn = hBSP430portLookup(BSP430_RF_CC110X_CSn_PORT_PERIPH_HANDLE);
spi = hBSP430serialLookup(BSP430_RF_CC110X_SPI_PERIPH_HANDLE);
vBSP430platformInitialize_ni();
(void)iBSP430consoleInitialize();
cprintf("\nccid " __DATE__ " " __TIME__ "\n");
cprintf("GDO0 %p at %s.%u\n", gdo0, xBSP430portName(BSP430_RF_CC110X_GDO0_PORT_PERIPH_HANDLE), iBSP430portBitPosition(BSP430_RF_CC110X_GDO0_PORT_BIT));
cprintf("GDO1 HAL %p HPL %p at %s.%u\n", hgdo1, hgdo1->hpl.any, xBSP430portName(BSP430_RF_CC110X_GDO1_PORT_PERIPH_HANDLE), iBSP430portBitPosition(BSP430_RF_CC110X_GDO1_PORT_BIT));
cprintf("GDO2 %p at %s.%u\n", gdo2, xBSP430portName(BSP430_RF_CC110X_GDO2_PORT_PERIPH_HANDLE), iBSP430portBitPosition(BSP430_RF_CC110X_GDO2_PORT_BIT));
cprintf("CSn HAL %p HPL %p at %s.%u\n", hcsn, hcsn->hpl.any, xBSP430portName(BSP430_RF_CC110X_CSn_PORT_PERIPH_HANDLE), iBSP430portBitPosition(BSP430_RF_CC110X_CSn_PORT_BIT));
cprintf("SPI %p is %s\n", spi, xBSP430serialName(BSP430_RF_CC110X_SPI_PERIPH_HANDLE));
#if BSP430_PLATFORM_PERIPHERAL_HELP
cprintf("SPI Pins: %s\n", xBSP430platformPeripheralHelp(BSP430_RF_CC110X_SPI_PERIPH_HANDLE, BSP430_PERIPHCFG_SERIAL_SPI3));
#endif /* BSP430_PLATFORM_PERIPHERAL_HELP */
cprintf(__DATE__ " " __TIME__ "\n");
/* Configure the SPI interface, but immediately put it into hold
* mode so we can check CHIP_RDYn on the MISO/GDO1 input. */
spi = hBSP430serialOpenSPI(spi, BSP430_RF_CC110X_SPI_CTL0_BYTE, 0, 0);
if (spi) {
rc = iBSP430serialSetHold_ni(spi, 1);
/* GDO1 to input, pull-up */
BSP430_PORT_HAL_HPL_DIR(hgdo1) &= ~BSP430_RF_CC110X_GDO1_PORT_BIT;
BSP430_PORT_HAL_HPL_REN(hgdo1) |= BSP430_RF_CC110X_GDO1_PORT_BIT;
BSP430_PORT_HAL_HPL_OUT(hgdo1) |= BSP430_RF_CC110X_GDO1_PORT_BIT;
}
cprintf("SPI device %p hold returned %d\n", spi, rc);
if (! spi) {
return;
}
/* Configure CSn initial high to ensure we have a falling edge when
* we first enable the radio. */
BSP430_PORT_HAL_HPL_SEL(hcsn) &= ~BSP430_RF_CC110X_CSn_PORT_BIT;
BSP430_PORT_HAL_HPL_OUT(hcsn) |= BSP430_RF_CC110X_CSn_PORT_BIT;
BSP430_PORT_HAL_HPL_DIR(hcsn) |= BSP430_RF_CC110X_CSn_PORT_BIT;
/* Now enable the radio */
BSP430_PORT_HAL_HPL_OUT(hcsn) &= ~BSP430_RF_CC110X_CSn_PORT_BIT;
/* Spin until GDO1 (CHP_RDYn) is clear indicating radio is responsive */
while (BSP430_PORT_HAL_HPL_IN(hgdo1) & BSP430_RF_CC110X_GDO1_PORT_BIT) {
cprintf("Waiting for radio ready\n");
BSP430_CORE_DELAY_CYCLES(BSP430_CLOCK_NOMINAL_MCLK_HZ);
}
/* Enable SPI */
rc = iBSP430serialSetHold_ni(spi, 0);
cprintf("Radio is up, hold release %d; sending SRES strobe\n", rc);
/* Send a reset */
do {
rc = sendStrobe(0x30);
cprintf("Strobe response %#02x\n", rc);
if (0x0F != rc) {
BSP430_CORE_DELAY_CYCLES(BSP430_CLOCK_NOMINAL_MCLK_HZ);
}
} while (0x0F != rc);
cprintf("PARTNUM response %#02x\n", readRegister(0x30));
cprintf("VERSION response %#02x\n", readRegister(0x31));
cprintf("IOCFG2 read %#02x\n", readRegister(0x00));
cprintf("IOCFG1 read %#02x\n", readRegister(0x01));
cprintf("IOCFG0 read %#02x\n", readRegister(0x02));
/* ChipCon radios consume 1.4mA when idle. That goes down to
* nominally 400 nA if the GDOs are configured to "HW to 0" and the
* chip is told to power-down on loss of CSn. On the EXP430F5438
* the RF PWR header indicates that a CC1101 is using 40 nA in this
* mode.*/
rc = writeRegister(0x00, 0x2f);
rc = writeRegister(0x01, 0x2f);
rc = writeRegister(0x02, 0x2f);
cprintf("Cleared IOCFG\n");
cprintf("IOCFG2 read %#02x\n", readRegister(0x00));
cprintf("IOCFG1 read %#02x\n", readRegister(0x01));
cprintf("IOCFG0 read %#02x\n", readRegister(0x02));
/* SPWD */
rc = sendStrobe(0x39);
cprintf("SPWD got %d\n", rc);
/* Disable SPI before removing CSn otherwise the sequence isn't
* right. */
rc = iBSP430serialSetHold_ni(spi, 1);
BSP430_PORT_HAL_HPL_OUT(hcsn) |= BSP430_RF_CC110X_CSn_PORT_BIT;
/* This gets the RF2500T power down to about 120 nA. Note:
* Purposefully enter LPM with #GIE off since we do not intend to
* wake up.*/
BSP430_CORE_LPM_ENTER(LPM3_bits);
}
