phy.c File Reference

AT86RF233 PHY implementation.

Copyright (c) 2014-2018 Microchip Technology Inc. and its subsidiaries.

#include <stdbool.h>
#include "phy.h"
#include "sal.h"
#include "trx_access.h"
#include "delay.h"
#include "at86rf233.h"

Macros
#define	PHY_CRC_SIZE   2

Enumerations
enum	PhyState_t {   PHY_STATE_INITIAL,   PHY_STATE_IDLE,   PHY_STATE_SLEEP,   PHY_STATE_TX_WAIT_END }

Functions
void	PHY_DataReq (uint8_t *data)
int8_t	PHY_EdReq (void)
void	PHY_EncryptReq (uint8_t *text, uint8_t *key)
void	PHY_Init (void)
uint16_t	PHY_RandomReq (void)
void	PHY_SetChannel (uint8_t channel)
void	PHY_SetIEEEAddr (uint8_t *ieee_addr)
void	PHY_SetPanId (uint16_t panId)
void	PHY_SetRxState (bool rx)
void	PHY_SetShortAddr (uint16_t addr)
void	PHY_SetTxPower (uint8_t txPower)
void	PHY_Sleep (void)
void	PHY_TaskHandler (void)
void	PHY_Wakeup (void)
static uint8_t	phyReadRegister (uint8_t reg)
static void	phySetRxState (void)
static void	phyTrxSetState (uint8_t state)
static void	phyWaitState (uint8_t state)
static void	phyWriteRegister (uint8_t reg, uint8_t value)

Variables
static uint8_t	phyRxBuffer [128]
static bool	phyRxState
static PhyState_t	phyState = PHY_STATE_INITIAL

#define PHY_CRC_SIZE   2

Referenced by PHY_TaskHandler().

enum PhyState_t

Enumerator
PHY_STATE_INITIAL
PHY_STATE_IDLE
PHY_STATE_SLEEP
PHY_STATE_TX_WAIT_END

void PHY_DataReq

(

uint8_t *

data

)

References IRQ_STATUS_REG, PHY_STATE_TX_WAIT_END, phyReadRegister(), phyState, phyTrxSetState(), TRX_CMD_TX_ARET_ON, trx_frame_write(), TRX_SLP_TR_HIGH, TRX_SLP_TR_LOW, and TRX_TRIG_DELAY.

Referenced by nwkTxTaskHandler().

int8_t PHY_EdReq

(

void

)

References CCA_ED_DONE, IRQ_STATUS_REG, PHY_ED_LEVEL_REG, PHY_RSSI_BASE_VAL, phyReadRegister(), phySetRxState(), phyTrxSetState(), phyWriteRegister(), and TRX_CMD_RX_ON.

void PHY_EncryptReq	(	uint8_t *	text,
		uint8_t *	key
	)

References AES_DIR_ENCRYPT, AES_MODE_ECB, sal_aes_exec(), sal_aes_read(), sal_aes_setup(), and sal_aes_wrrd().

Referenced by SYS_EncryptReq().

void PHY_Init

(

void

)

References IRQ_MASK_MODE, OQPSK_SCRAM_EN, PHY_STATE_IDLE, phyReadRegister(), PhyReset(), phyRxState, phyState, phyWriteRegister(), RX_SAFE_MODE, SPI_CMD_MODE, TRX_CMD_TRX_OFF, TRX_CTRL_1_REG, TRX_CTRL_2_REG, trx_spi_init(), TRX_STATE_REG, TRX_STATUS_MASK, TRX_STATUS_REG, TRX_STATUS_TRX_OFF, and TX_AUTO_CRC_ON.

Referenced by SYS_Init().

uint16_t PHY_RandomReq

(

void

)

References delay_us, PHY_RSSI_REG, phyReadRegister(), phySetRxState(), phyTrxSetState(), RANDOM_NUMBER_UPDATE_INTERVAL, RND_VALUE, and TRX_CMD_RX_ON.

Referenced by appInit().

void PHY_SetChannel

(

uint8_t

channel

)

References PHY_CC_CCA_REG, phyReadRegister(), and phyWriteRegister().

Referenced by appInit().

void PHY_SetIEEEAddr

(

uint8_t *

ieee_addr

)

References IEEE_ADDR_0_REG, and trx_reg_write().

void PHY_SetPanId

(

uint16_t

panId

)

References PAN_ID_0_REG, PAN_ID_1_REG, and phyWriteRegister().

Referenced by NWK_SetPanId().

void PHY_SetRxState

(

bool

rx

)

References phyRxState, and phySetRxState().

Referenced by appInit().

void PHY_SetShortAddr

(

uint16_t

addr

)

References CSMA_SEED_0_REG, phyWriteRegister(), SHORT_ADDR_0_REG, and SHORT_ADDR_1_REG.

Referenced by NWK_SetAddr().

void PHY_SetTxPower

(

uint8_t

txPower

)

References PHY_TX_PWR_REG, phyReadRegister(), and phyWriteRegister().

void PHY_Sleep

(

void

)

References PHY_STATE_SLEEP, phyState, phyTrxSetState(), TRX_CMD_TRX_OFF, and TRX_SLP_TR_HIGH.

Referenced by NWK_SleepReq().

void PHY_TaskHandler

(

void

)

References PHY_DataInd_t::data, IRQ_STATUS_REG, PHY_DataInd_t::lqi, PHY_CRC_SIZE, PHY_DataConf(), PHY_DataInd(), PHY_ED_LEVEL_REG, PHY_RSSI_BASE_VAL, PHY_STATE_IDLE, PHY_STATE_SLEEP, PHY_STATE_TX_WAIT_END, PHY_STATUS_CHANNEL_ACCESS_FAILURE, PHY_STATUS_ERROR, PHY_STATUS_NO_ACK, PHY_STATUS_SUCCESS, phyReadRegister(), phyRxBuffer, phySetRxState(), phyState, phyWaitState(), PHY_DataInd_t::rssi, PHY_DataInd_t::size, TRAC_STATUS, TRAC_STATUS_CHANNEL_ACCESS_FAILURE, TRAC_STATUS_NO_ACK, TRAC_STATUS_SUCCESS, TRX_END, trx_frame_read(), TRX_STATE_REG, and TRX_STATUS_RX_AACK_ON.

Referenced by SYS_TaskHandler().

void PHY_Wakeup

(

void

)

References PHY_STATE_IDLE, phySetRxState(), phyState, and TRX_SLP_TR_LOW.

Referenced by NWK_WakeupReq().

static uint8_t phyReadRegister ( uint8_t  reg )

static

References trx_reg_read().

Referenced by PHY_DataReq(), PHY_EdReq(), PHY_Init(), PHY_RandomReq(), PHY_SetChannel(), PHY_SetTxPower(), PHY_TaskHandler(), phySetRxState(), phyTrxSetState(), and phyWaitState().

static void phySetRxState ( void  )

static

References IRQ_STATUS_REG, phyReadRegister(), phyRxState, phyTrxSetState(), TRX_CMD_RX_AACK_ON, and TRX_CMD_TRX_OFF.

Referenced by PHY_EdReq(), PHY_RandomReq(), PHY_SetRxState(), PHY_TaskHandler(), and PHY_Wakeup().

static void phyTrxSetState ( uint8_t  state )

static

References phyReadRegister(), phyWriteRegister(), TRX_CMD_FORCE_TRX_OFF, TRX_STATE_REG, TRX_STATUS_MASK, TRX_STATUS_REG, and TRX_STATUS_TRX_OFF.

Referenced by PHY_DataReq(), PHY_EdReq(), PHY_RandomReq(), PHY_Sleep(), and phySetRxState().

static void phyWaitState ( uint8_t  state )

static

References phyReadRegister(), TRX_STATUS_MASK, and TRX_STATUS_REG.

Referenced by PHY_TaskHandler().

static void phyWriteRegister ( uint8_t  reg, uint8_t  value  )

static

References trx_reg_write().

Referenced by PHY_EdReq(), PHY_Init(), PHY_SetChannel(), PHY_SetPanId(), PHY_SetShortAddr(), PHY_SetTxPower(), and phyTrxSetState().

uint8_t phyRxBuffer[128]

static

Referenced by PHY_TaskHandler().

bool phyRxState

static

Referenced by PHY_Init(), PHY_SetRxState(), and phySetRxState().

PhyState_t phyState = PHY_STATE_INITIAL

static

Referenced by PHY_DataReq(), PHY_Init(), PHY_Sleep(), PHY_TaskHandler(), and PHY_Wakeup().