cc2500.c File Reference

#include "modules/datalink/downlink.h"
#include "cc2500.h"
#include "generated/modules.h"
#include "mcu_periph/sys_time.h"
#include "mcu_periph/spi.h"
#include <assert.h>
#include <stdbool.h>
#include <stdint.h>
#include <stdlib.h>

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Macros
#define	USE_RX_CC2500
#define	delayMicroseconds(us)   cc2500_delayMicroseconds(us)
#define	NOP   0xFF

Functions
void	cc2500_init (void)
static void	cc2500_delayMicroseconds (uint32_t us)
static void	rxSpiReadCommandMulti (uint8_t command, uint8_t commandData, uint8_t *retData, uint8_t length)
static uint8_t	rxSpiReadCommand (uint8_t command, uint8_t commandData)
static void	rxSpiWriteCommandMulti (uint8_t command, uint8_t *data, uint8_t length)
static void	rxSpiWriteCommand (uint8_t command, uint8_t data)
static void	rxSpiWriteByte (uint8_t data)
void	cc2500ReadFifo (uint8_t *dpbuffer, uint8_t len)
void	cc2500WriteFifo (uint8_t *dpbuffer, uint8_t len)
void	cc2500ReadRegisterMulti (uint8_t address, uint8_t *data, uint8_t length)
void	cc2500WriteRegisterMulti (uint8_t address, uint8_t *data, uint8_t length)
uint8_t	cc2500ReadReg (uint8_t reg)
void	cc2500Strobe (uint8_t address)
void	cc2500WriteReg (uint8_t address, uint8_t data)
void	cc2500SetPower (uint8_t power)
uint8_t	cc2500Reset (void)

Variables
static struct spi_periph *	cc2500_spi_p
static struct spi_transaction	cc2500_spi_t
static uint8_t	cc2500_input_buf [64]
static uint8_t	cc2500_output_buf [64]

Macro Definition Documentation

delayMicroseconds

#define delayMicroseconds

(

us

)

cc2500_delayMicroseconds(us)

Definition at line 70 of file cc2500.c.

NOP

#define NOP   0xFF

Definition at line 172 of file cc2500.c.

USE_RX_CC2500

#define USE_RX_CC2500

Definition at line 35 of file cc2500.c.

Function Documentation

cc2500_delayMicroseconds()

static void cc2500_delayMicroseconds ( uint32_t  us )

static

Definition at line 62 of file cc2500.c.

References get_sys_time_float().

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cc2500_init()

void cc2500_init

(

void

)

Definition at line 43 of file cc2500.c.

References spi_transaction::bitorder, cc2500_input_buf, cc2500_output_buf, cc2500_spi_p, cc2500_spi_t, spi_transaction::cdiv, spi_transaction::cpha, spi_transaction::cpol, spi_transaction::dss, spi_transaction::input_buf, spi_transaction::input_length, spi_transaction::output_buf, spi_transaction::output_length, spi_transaction::select, spi_transaction::slave_idx, SPICphaEdge1, SPICpolIdleLow, SPIDiv32, SPIDss8bit, SPIMSBFirst, SPISelectUnselect, SPITransDone, and spi_transaction::status.

Referenced by radio_control_cc2500_init().

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cc2500ReadFifo()

void cc2500ReadFifo	(	uint8_t *	dpbuffer,
		uint8_t	len
	)

Definition at line 174 of file cc2500.c.

References CC2500_3F_RXFIFO, CC2500_READ_BURST, NOP, and rxSpiReadCommandMulti().

Referenced by frSkyXHandlePacket(), getBind1(), getBind2(), and tuneRx().

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cc2500ReadReg()

uint8_t cc2500ReadReg

(

uint8_t

reg

)

Definition at line 199 of file cc2500.c.

References NOP, and rxSpiReadCommand().

Referenced by cc2500Reset(), cc2500SpiDetect(), frSkyXHandlePacket(), getBind1(), getBind2(), initialise(), and tuneRx().

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cc2500ReadRegisterMulti()

void cc2500ReadRegisterMulti	(	uint8_t	address,
		uint8_t *	data,
		uint8_t	length
	)

Definition at line 188 of file cc2500.c.

References NOP, and rxSpiReadCommandMulti().

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cc2500Reset()

uint8_t cc2500Reset

(

void

)

Definition at line 228 of file cc2500.c.

References CC2500_0E_FREQ1, CC2500_SRES, cc2500ReadReg(), cc2500Strobe(), and delayMicroseconds.

Referenced by initialise(), and radio_control_cc2500_init().

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cc2500SetPower()

void cc2500SetPower

(

uint8_t

power

)

Definition at line 211 of file cc2500.c.

References CC2500_3E_PATABLE, and cc2500WriteReg().

Referenced by frSkyXHandlePacket().

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cc2500Strobe()

void cc2500Strobe

(

uint8_t

address

)

Definition at line 204 of file cc2500.c.

References rxSpiWriteByte().

Referenced by cc2500Reset(), cc2500WriteFifo(), frSkySpiDataReceived(), frSkyXHandlePacket(), initGetBind(), initialise(), initTuneRx(), and nextChannel().

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cc2500WriteFifo()

void cc2500WriteFifo	(	uint8_t *	dpbuffer,
		uint8_t	len
	)

Definition at line 180 of file cc2500.c.

References CC2500_3F_TXFIFO, CC2500_SFTX, CC2500_STX, CC2500_WRITE_BURST, cc2500Strobe(), and rxSpiWriteCommandMulti().

Referenced by frSkyXHandlePacket().

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cc2500WriteReg()

void cc2500WriteReg	(	uint8_t	address,
		uint8_t	data
	)

Definition at line 206 of file cc2500.c.

References rxSpiWriteCommand().

Referenced by cc2500SetPower(), initGetBind(), initialise(), initialiseData(), initTuneRx(), nextChannel(), and tuneRx().

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cc2500WriteRegisterMulti()

void cc2500WriteRegisterMulti	(	uint8_t	address,
		uint8_t *	data,
		uint8_t	length
	)

Definition at line 193 of file cc2500.c.

References rxSpiWriteCommandMulti().

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rxSpiReadCommand()

static uint8_t rxSpiReadCommand ( uint8_t  command, uint8_t  commandData  )

static

Definition at line 92 of file cc2500.c.

References rxSpiReadCommandMulti().

Referenced by cc2500ReadReg().

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rxSpiReadCommandMulti()

static void rxSpiReadCommandMulti ( uint8_t  command, uint8_t  commandData, uint8_t *  retData, uint8_t  length  )

static

Definition at line 73 of file cc2500.c.

References cc2500_spi_p, cc2500_spi_t, spi_transaction::input_buf, spi_transaction::input_length, spi_transaction::output_buf, spi_transaction::output_length, spi_submit(), SPITransDone, SPITransSuccess, and spi_transaction::status.

Referenced by cc2500ReadFifo(), cc2500ReadRegisterMulti(), and rxSpiReadCommand().

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rxSpiWriteByte()

static void rxSpiWriteByte ( uint8_t  data )

static

Definition at line 121 of file cc2500.c.

References rxSpiWriteCommandMulti().

Referenced by cc2500Strobe().

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rxSpiWriteCommand()

static void rxSpiWriteCommand ( uint8_t  command, uint8_t  data  )

static

Definition at line 117 of file cc2500.c.

References rxSpiWriteCommandMulti().

Referenced by cc2500WriteReg().

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rxSpiWriteCommandMulti()

static void rxSpiWriteCommandMulti ( uint8_t  command, uint8_t *  data, uint8_t  length  )

static

Definition at line 99 of file cc2500.c.

References cc2500_spi_p, cc2500_spi_t, spi_transaction::input_length, spi_transaction::output_buf, spi_transaction::output_length, spi_submit(), SPITransDone, SPITransSuccess, and spi_transaction::status.

Referenced by cc2500WriteFifo(), cc2500WriteRegisterMulti(), rxSpiWriteByte(), and rxSpiWriteCommand().

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Variable Documentation

cc2500_input_buf

uint8_t cc2500_input_buf[64]

static

Definition at line 39 of file cc2500.c.

Referenced by cc2500_init().

cc2500_output_buf

uint8_t cc2500_output_buf[64]

static

Definition at line 40 of file cc2500.c.

Referenced by cc2500_init().

cc2500_spi_p

struct spi_periph* cc2500_spi_p

static

Definition at line 37 of file cc2500.c.

Referenced by cc2500_init(), rxSpiReadCommandMulti(), and rxSpiWriteCommandMulti().

cc2500_spi_t

struct spi_transaction cc2500_spi_t

static

Definition at line 37 of file cc2500.c.

Referenced by cc2500_init(), rxSpiReadCommandMulti(), and rxSpiWriteCommandMulti().