cc2500_rx.c File Reference

#include "cc2500_compat.h"
#include "cc2500_rx.h"
#include "cc2500_rx_spi.h"
#include "cc2500_settings.h"
#include <stdbool.h>
#include <stdint.h>
#include <stdlib.h>
#include <string.h>

Include dependency graph for cc2500_rx.c:

Go to the source code of this file.

Macros
#define	UNUSED(x)
#define	MAX_INVALID_PULS_TIME   300
#define	DELAY_10_HZ   (1000000 / 10)
#define	RSSI_SAMPLE_COUNT   16

Functions
static uint16_t	nullReadRawRC (const rxRuntimeConfig_t *rxRuntimeConfig, uint8_t channel)
static uint8_t	nullFrameStatus (rxRuntimeConfig_t *rxRuntimeConfig)
static bool	nullProcessFrame (const rxRuntimeConfig_t *rxRuntimeConfig)
void	rxInit (void)
	!TODO remove this extern, only needed once for channelCount
void	setRssiDirect (uint16_t newRssi, rssiSource_e source)
static uint16_t	updateRssiSamples (uint16_t value)
void	setRssi (uint16_t rssiValue, rssiSource_e source)

Variables
static uint16_t	rssi = 0
static pt1Filter_t	frameErrFilter
rssiSource_e	rssiSource
static uint8_t	rxChannelCount
static uint32_t	needRxSignalMaxDelayUs
int16_t	rcData [MAX_SUPPORTED_RC_CHANNEL_COUNT]
uint32_t	rcInvalidPulsPeriod [MAX_SUPPORTED_RC_CHANNEL_COUNT]
rxRuntimeConfig_t	rxRuntimeConfig
static uint8_t	rcSampleIndex = 0

Macro Definition Documentation

DELAY_10_HZ

#define DELAY_10_HZ   (1000000 / 10)

Definition at line 126 of file cc2500_rx.c.

Referenced by rxInit().

MAX_INVALID_PULS_TIME

#define MAX_INVALID_PULS_TIME   300

Definition at line 121 of file cc2500_rx.c.

Referenced by rxInit().

RSSI_SAMPLE_COUNT

#define RSSI_SAMPLE_COUNT   16

Definition at line 709 of file cc2500_rx.c.

Referenced by updateRssiSamples().

UNUSED

#define UNUSED

(

x

)

Value:

(void)(x)

Definition at line 7 of file cc2500_rx.c.

Referenced by nullFrameStatus(), nullProcessFrame(), and nullReadRawRC().

Function Documentation

nullFrameStatus()

uint8_t nullFrameStatus ( rxRuntimeConfig_t * rxRuntimeConfig )

static

Definition at line 172 of file cc2500_rx.c.

References RX_FRAME_PENDING, rxRuntimeConfig, and UNUSED.

Referenced by rxInit().

Here is the caller graph for this function:

nullProcessFrame()

bool nullProcessFrame ( const rxRuntimeConfig_t * rxRuntimeConfig )

static

Definition at line 179 of file cc2500_rx.c.

References rxRuntimeConfig, and UNUSED.

Referenced by rxInit().

Here is the caller graph for this function:

nullReadRawRC()

uint16_t nullReadRawRC ( const rxRuntimeConfig_t * rxRuntimeConfig, uint8_t channel )

static

Definition at line 164 of file cc2500_rx.c.

References PPM_RCVR_TIMEOUT, rxRuntimeConfig, and UNUSED.

Referenced by rxInit().

Here is the caller graph for this function:

rxInit()

void rxInit

(

void

)

!TODO remove this extern, only needed once for channelCount

Definition at line 263 of file cc2500_rx.c.

References DELAY_10_HZ, FEATURE_RSSI_ADC, FEATURE_RX_MSP, FEATURE_RX_PARALLEL_PWM, FEATURE_RX_PPM, FEATURE_RX_SERIAL, FEATURE_RX_SPI, featureIsEnabled, FRAME_ERR_RESAMPLE_US, frameErrFilter, GET_FRAME_ERR_LPF_FREQUENCY, MAX_INVALID_PULS_TIME, MAX_SUPPORTED_RC_CHANNEL_COUNT, rxConfig_s::midrc, millis, MIN, needRxSignalMaxDelayUs, NON_AUX_CHANNEL_COUNT, nullFrameStatus(), nullProcessFrame(), nullReadRawRC(), pt1FilterGain(), pt1FilterInit(), rcData, rcInvalidPulsPeriod, rcSampleIndex, RSSI_SOURCE_ADC, RSSI_SOURCE_RX_CHANNEL, rssiSource, RX_PROVIDER_MSP, RX_PROVIDER_NONE, RX_PROVIDER_PARALLEL_PWM, RX_PROVIDER_PPM, RX_PROVIDER_SERIAL, RX_PROVIDER_SPI, rxChannelCount, rxConfig(), rxRuntimeConfig, rxSpiConfig(), rxSpiInit(), and rxConfig_s::serialrx_provider.

Referenced by radio_control_cc2500_init().

Here is the call graph for this function:

Here is the caller graph for this function:

setRssi()

void setRssi	(	uint16_t	rssiValue,
		rssiSource_e	source )

Definition at line 723 of file cc2500_rx.c.

References frameErrFilter, pt1FilterApply(), rssi, RSSI_SOURCE_FRAME_ERRORS, rssiSource, and updateRssiSamples().

Referenced by cc2500setRssiDbm().

Here is the call graph for this function:

Here is the caller graph for this function:

setRssiDirect()

void setRssiDirect	(	uint16_t	newRssi,
		rssiSource_e	source )

Definition at line 700 of file cc2500_rx.c.

References rssi, and rssiSource.

Referenced by frSkyXHandlePacket().

Here is the caller graph for this function:

updateRssiSamples()

uint16_t updateRssiSamples ( uint16_t value )

static

Definition at line 711 of file cc2500_rx.c.

References RSSI_SAMPLE_COUNT.

Referenced by setRssi().

Here is the caller graph for this function:

Variable Documentation

frameErrFilter

pt1Filter_t frameErrFilter

static

Definition at line 89 of file cc2500_rx.c.

Referenced by rxInit(), and setRssi().

needRxSignalMaxDelayUs

uint32_t needRxSignalMaxDelayUs

static

Definition at line 113 of file cc2500_rx.c.

Referenced by rxInit().

rcData

int16_t rcData[MAX_SUPPORTED_RC_CHANNEL_COUNT]

Definition at line 118 of file cc2500_rx.c.

Referenced by frSkyDSetRcData(), frSkySpiSetRcData(), frSkyXSetRcData(), and rxInit().

rcInvalidPulsPeriod

uint32_t rcInvalidPulsPeriod[MAX_SUPPORTED_RC_CHANNEL_COUNT]

Definition at line 119 of file cc2500_rx.c.

Referenced by rxInit().

rcSampleIndex

uint8_t rcSampleIndex = 0

static

Definition at line 132 of file cc2500_rx.c.

Referenced by rxInit().

rssi

uint16_t rssi = 0

static

Definition at line 85 of file cc2500_rx.c.

Referenced by gsm_send_report_continue(), handle_radio(), setRssi(), and setRssiDirect().

rssiSource

rssiSource_e rssiSource

Definition at line 100 of file cc2500_rx.c.

Referenced by cc2500SpiInit(), frSkySpiInit(), rxInit(), setRssi(), and setRssiDirect().

rxChannelCount

uint8_t rxChannelCount

static

Definition at line 109 of file cc2500_rx.c.

Referenced by rxInit().

rxRuntimeConfig

rxRuntimeConfig_t rxRuntimeConfig

Definition at line 131 of file cc2500_rx.c.

Referenced by frSkySpiInit(), nullFrameStatus(), nullProcessFrame(), nullReadRawRC(), radio_control_cc2500_event(), rxInit(), rxSpiFrameStatus(), rxSpiInit(), rxSpiProcessFrame(), and rxSpiReadRawRC().