Software changes for V2HEADmaster

1 files changed, 0 insertions, 207 deletions

diff --git a/laser-tag software/radio.c b/laser-tag software/radio.c
deleted file mode 100644
index c78ec76..0000000
--- a/laser-tag software/radio.c
+++ /dev/null
@@ -1,207 +0,0 @@
-#include "radio.h"
-#include "fsl_debug_console.h"
-#include "fsl_gpio_driver.h"
-#include "fsl_spi_master_driver.h"
-#include "RFM69registers.h"
-
-static const gpio_output_pin_user_config_t pinReset = {
-    .pinName = GPIO_MAKE_PIN(GPIOC_IDX, 8),
-    .config.outputLogic = 1,
-};
-
-static const gpio_input_pin_user_config_t pinDIO0 = {
-    .pinName = GPIO_MAKE_PIN(GPIOC_IDX, 9),
-};
-
-static const gpio_output_pin_user_config_t pinDIO2 = {
-    .pinName = GPIO_MAKE_PIN(GPIOC_IDX, 10),
-    .config.outputLogic = 0,
-};
-
-static const spi_master_user_config_t spiConfig = {
-    .bitsPerSec = 10000000, /* max is 10 MHz */
-    .polarity = kSpiClockPolarity_ActiveHigh,
-    .phase = kSpiClockPhase_FirstEdge,
-    .direction = kSpiMsbFirst,
-    .bitCount = kSpi16BitMode,
-};
-
-static const struct {
-    uint8_t reg;
-    uint8_t val;
-} config[] = {
-    { REG_OPMODE, RF_OPMODE_SEQUENCER_ON
-                | RF_OPMODE_LISTEN_OFF
-                | RF_OPMODE_STANDBY },
-    { REG_DATAMODUL, RF_DATAMODUL_DATAMODE_PACKET
-                   | RF_DATAMODUL_MODULATIONTYPE_FSK
-                   | RF_DATAMODUL_MODULATIONSHAPING_00 }, // no shaping
-    { REG_BITRATEMSB, RF_BITRATEMSB_55555 }, // 55,555 bps
-    { REG_BITRATELSB, RF_BITRATELSB_55555 },
-    { REG_FDEVMSB, RF_FDEVMSB_50000 }, // default: 5KHz,
-    { REG_FDEVLSB, RF_FDEVLSB_50000 }, // (FDEV + BitRate / 2 <= 500KHz)
-    { REG_FRFMSB, RF_FRFMSB_915 },
-    { REG_FRFMID, RF_FRFMID_915 },
-    { REG_FRFLSB, RF_FRFLSB_915 },
-    // looks like PA1 and PA2 are not implemented on RFM69W,
-    // hence the max output power is 13dBm
-    // +17dBm and +20dBm are possible on RFM69HW
-    // +13dBm formula: Pout = -18 + OutputPower (with PA0 or PA1**)
-    // +17dBm formula: Pout = -14 + OutputPower (with PA1 and PA2)**
-    // +20dBm formula: Pout = -11 + OutputPower (with PA1 and PA2)** and high
-    // power PA settings (section 3.3.7 in datasheet)
-    { REG_PALEVEL, RF_PALEVEL_PA0_OFF
-                 | RF_PALEVEL_PA1_ON
-                 | RF_PALEVEL_PA2_ON
-                 | RF_PALEVEL_OUTPUTPOWER_11111 },
-    { REG_TESTPA1, 0x5D },
-    { REG_TESTPA2, 0x7C },
-    { REG_OCP, RF_OCP_OFF }, // over current protection
-    // RXBW defaults are RF_RXBW_DCCFREQ_010 | RF_RXBW_MANT_24 | RF_RXBW_EXP_5
-    // (RxBw: 10.4KHz)
-    //for BR-19200: RF_RXBW_DCCFREQ_010 | RF_RXBW_MANT_24 | RF_RXBW_EXP_3
-    // (BitRate < 2 * RxBw)
-    { REG_RXBW, RF_RXBW_DCCFREQ_010
-              | RF_RXBW_MANT_16
-              | RF_RXBW_EXP_2 },
-    // DIO0 is the only IRQ we're using
-    { REG_DIOMAPPING1, RF_DIOMAPPING1_DIO0_01 },
-    // DIO5 ClkOut disable for power saving
-    { REG_DIOMAPPING2, RF_DIOMAPPING2_CLKOUT_OFF },
-    // writing to this bit ensures that the FIFO & status flags are reset
-    { REG_IRQFLAGS2, RF_IRQFLAGS2_FIFOOVERRUN },
-    // must be set to dBm = (-Sensitivity / 2), default is 0xE4 = 228 so -114dBm
-    { REG_RSSITHRESH, 220 },
-    // default 3 preamble bytes 0xAAAAAA
-    //{ REG_PREAMBLELSB, RF_PREAMBLESIZE_LSB_VALUE }
-    { REG_SYNCCONFIG, RF_SYNC_ON
-                    | RF_SYNC_FIFOFILL_AUTO
-                    | RF_SYNC_SIZE_2
-                    | RF_SYNC_TOL_0 },
-    // attempt to make this compatible with sync1 byte of RFM12B lib
-    { REG_SYNCVALUE1, 0x2D },
-    { REG_SYNCVALUE2, 0x01 }, // NETWORK ID (1 = users, 2 = uber)
-    { REG_PACKETCONFIG1, RF_PACKET1_FORMAT_VARIABLE
-                       | RF_PACKET1_DCFREE_OFF
-                       | RF_PACKET1_CRC_ON
-                       | RF_PACKET1_CRCAUTOCLEAR_ON
-                       | RF_PACKET1_ADRSFILTERING_OFF },
-    // in variable length mode: the max frame size, not used in TX
-    { REG_PAYLOADLENGTH, 66 },
-    // turned off because we're not using address filtering
-    //{ REG_NODEADRS, nodeID },
-    { REG_FIFOTHRESH, RF_FIFOTHRESH_TXSTART_FIFONOTEMPTY
-                    | RF_FIFOTHRESH_VALUE }, // TX on FIFO not empty
-    // RXRESTARTDELAY must match transmitter PA ramp-down time
-    // (bitrate dependent)
-    //for BR-19200: RF_PACKET2_RXRESTARTDELAY_NONE | RF_PACKET2_AUTORXRESTART_ON
-    //| RF_PACKET2_AES_OFF
-    { REG_PACKETCONFIG2, RF_PACKET2_RXRESTARTDELAY_2BITS
-                       | RF_PACKET2_AUTORXRESTART_ON
-                       | RF_PACKET2_AES_OFF },
-    // run DAGC continuously in RX mode for Fading Margin Improvement,
-    // recommended default for AfcLowBetaOn=0
-    { REG_TESTDAGC, RF_DAGC_IMPROVED_LOWBETA0 },
-};
-
-static spi_master_state_t spiState;
-
-static void delay(uint32_t ms)
-{
-    for (; ms > 0; --ms) {
-        /* XXX This is really stupid */
-        volatile int i;
-        for (i = 0; i < 306 * 12; ++i);
-    }
-}
-
-static spi_status_t SPI_Transfer(const uint8_t *tx, uint8_t *rx, size_t count)
-{
-    spi_status_t rc;
-
-    rc = SPI_DRV_MasterTransfer(0, NULL, tx, rx, count);
-    if (rc != kStatus_SPI_Success) {
-        return rc;
-    }
-    int i, timeout = count * 2;
-    for (i = 0; i < timeout; ++i) {
-        rc = SPI_DRV_MasterGetTransferStatus(0, NULL);
-        if (rc == kStatus_SPI_Success) {
-            return rc;
-        }
-    }
-    return rc;
-}
-
-static uint8_t read_reg(uint8_t reg)
-{
-	uint8_t tx[2] = { 0, reg & 0x7f };
-	uint8_t rx[2] = { 0, 0 };
-
-    SPI_Transfer(tx, rx, 2);
-	return rx[0];
-}
-
-static void write_reg(uint8_t reg, uint8_t val)
-{
-	uint8_t tx[2] = { val, reg | 0x80 };
-
-    SPI_Transfer(tx, NULL, 2);
-}
-
-int radio_init()
-{
-    PORT_HAL_SetMuxMode(g_portBase[GPIOC_IDX], 4, kPortMuxAlt2);
-    PORT_HAL_SetMuxMode(g_portBase[GPIOC_IDX], 5, kPortMuxAlt2);
-    PORT_HAL_SetMuxMode(g_portBase[GPIOC_IDX], 6, kPortMuxAlt2);
-    PORT_HAL_SetMuxMode(g_portBase[GPIOC_IDX], 7, kPortMuxAlt2);
-    PORT_HAL_SetMuxMode(g_portBase[GPIOC_IDX], 8, kPortMuxAsGpio);
-    //PORT_HAL_SetMuxMode(g_portBase[GPIOC_IDX], 10, kPortMuxAsGpio);
-    GPIO_DRV_OutputPinInit(&pinReset);
-    //GPIO_DRV_OutputPinInit(&pinDIO2);
-    delay(1);
-    GPIO_DRV_WritePinOutput(pinReset.pinName, 0);
-    delay(5);
-
-    /* Configure SPI0 */
-    SPI_DRV_MasterInit(0, &spiState);
-    uint32_t calculatedBaudRate;
-    SPI_DRV_MasterConfigureBus(0, &spiConfig, &calculatedBaudRate);
-    debug_printf("radio baud rate %u Hz\r\n", calculatedBaudRate);
-
-    /* Use REG_SYNCVALUE1 to test that the radio is there */
-	write_reg(REG_SYNCVALUE1, 0x55);
-	uint8_t reg = read_reg(REG_SYNCVALUE1);
-	if (reg != 0x55) {
-		return -1;
-	}
-
-    /* Setup a bunch of config registers */
-    uint32_t i;
-    for (i = 0; i < sizeof config / sizeof *config; ++i) {
-        write_reg(config[i].reg, config[i].val);
-    }
-	return 0;
-}
-
-void set_mode(uint8_t mode)
-{
-    uint8_t reg = read_reg(REG_OPMODE);
-
-    write_reg(REG_OPMODE, (reg & 0xE3) | mode);
-}
-
-void radio_test(void)
-{
-    //write_reg(REG_DATAMODUL, RF_DATAMODUL_DATAMODE_CONTINUOUSNOBSYNC);
-    set_mode(RF_OPMODE_TRANSMITTER);
-    /*
-    bool a = false;
-    while (true) {
-        GPIO_DRV_WritePinOutput(pinDIO2.pinName, a);
-        a = !a;
-        delay(100);
-    }*/
-}
-
-/* vim: set expandtab ts=4 sw=4: */