tal_fe.c File Reference

This file handles the front-end configuration.

Copyright (c) 2015-2018 Microchip Technology Inc. and its subsidiaries.

#include <stdint.h>
#include <string.h>
#include <stdbool.h>
#include "pal.h"
#include "return_val.h"
#include "tal.h"
#include "tal_config.h"
#include "ieee_const.h"
#include "tal_internal.h"
#include "ieee_154g.h"
#include "tal_fe_fsk_params.h"

Macros
#define	AGC_SETTLE_TABLE
#define	AGC_SETTLE_TABLE_COL_SIZE   9
#define	AGC_SETTLE_TABLE_ROW_SIZE   8
#define	AGC_SETTLE_TABLE_TABLE_DATA_TYPE   uint8_t
#define	bb_bit_read(reg)   trx_bit_read(reg)
#define	bb_bit_write(reg, val)   trx_bit_write(reg, val)
#define	bb_blk_write(reg, addr, len)   trx_write(reg, addr, len)
#define	bb_reg_read(reg)   trx_reg_read(reg)
#define	rf_bit_write(reg, val)   trx_bit_write(reg, val)
#define	rf_blk_write(reg, addr, len)   trx_write(reg, addr, len)
#define	rf_reg_write(reg, val)   trx_reg_write(reg, val)

Functions
	FLASH_DECLARE (AGC_SETTLE_TABLE_TABLE_DATA_TYPE agc_settle[AGC_SETTLE_TABLE_ROW_SIZE][AGC_SETTLE_TABLE_COL_SIZE])
	FLASH_DECLARE (uint8_t fsk_params_tbl[48][11])
	FLASH_DECLARE (uint8_t fsk_pe_tbl[3 *6])
retval_t	fsk_rfcfg (fsk_mod_type_t mod_type, fsk_sym_rate_t srate, mod_idx_t mod_idx, trx_id_t trx_id)
	Configures RF according FSK. More...
static uint16_t	get_agc_settling_period (uint8_t sr, uint8_t avgs, uint8_t agci)
	Gets the AGC settling period. More...
retval_t	ofdm_rfcfg (ofdm_option_t ofdm_opt, trx_id_t trx_id)
	Configures RF according MR-OFDM. More...
retval_t	oqpsk_rfcfg (oqpsk_chip_rate_t chip_rate, trx_id_t trx_id)
	Configures RF according MR-OQPSK. More...

#define AGC_SETTLE_TABLE

Value:

{ \
        {1, 9, 8, 10, 9, 12, 11, 16, 15}, \
        {2, 16, 14, 18, 16, 22, 20, 30, 28}, \
        {3, 23, 20, 26, 23, 32, 29, 44, 41}, \
        {4, 31, 27, 35, 31, 43, 39, 59, 55}, \
        {5, 39, 34, 44, 39, 54, 49, 74, 69}, \
        {6, 46, 40, 52, 46, 64, 58, 88, 82}, \
        {8, 56, 53, 69, 61, 85, 77, 117, 109}, \
        {10, 73, 63, 83, 73, 103, 93, 143, 133} \
    }

#define AGC_SETTLE_TABLE_COL_SIZE   9

#define AGC_SETTLE_TABLE_ROW_SIZE   8

Referenced by get_agc_settling_period().

#define AGC_SETTLE_TABLE_TABLE_DATA_TYPE   uint8_t

#define bb_bit_read

(

reg

)

trx_bit_read(reg)

Referenced by ofdm_rfcfg().

#define bb_bit_write	(		reg,
			val
	)		trx_bit_write(reg, val)

Referenced by ofdm_rfcfg(), and oqpsk_rfcfg().

#define bb_blk_write	(		reg,
			addr,
			len
	)		trx_write(reg, addr, len)

Referenced by fsk_rfcfg().

#define bb_reg_read

(

reg

)

trx_reg_read(reg)

#define rf_bit_write	(		reg,
			val
	)		trx_bit_write(reg, val)

#define rf_blk_write	(		reg,
			addr,
			len
	)		trx_write(reg, addr, len)

Referenced by fsk_rfcfg(), ofdm_rfcfg(), and oqpsk_rfcfg().

#define rf_reg_write	(		reg,
			val
	)		trx_reg_write(reg, val)

FLASH_DECLARE

(

AGC_SETTLE_TABLE_TABLE_DATA_TYPE

agc_settle[AGC_SETTLE_TABLE_ROW_SIZE][AGC_SETTLE_TABLE_COL_SIZE]

)

FLASH_DECLARE

(

uint8_t

fsk_params_tbl[48][11]

)

FLASH_DECLARE

(

uint8_t

fsk_pe_tbl[3 *6]

)

retval_t fsk_rfcfg	(	fsk_mod_type_t	mod_type,
		fsk_sym_rate_t	srate,
		mod_idx_t	mod_idx,
		trx_id_t	trx_id
	)

Configures RF according FSK.

Parameters

mod_type	Modulation order / type; i.e. F2FSK or F4FSK
srate	Symbol rate
mod_idx	Modulation index
trx_id	Transceiver identifier

References AGCC_AGCI_MASK, AGCC_AGCI_SHIFT, AGCC_AVGS_MASK, AGCC_AVGS_SHIFT, bb_blk_write, DEFAULT_TX_PWR_REG, FSKDM_EN_SHIFT, FSKDM_PE_SHIFT, get_agc_settling_period(), MAC_SUCCESS, PAC_PACUR_SHIFT, PAC_TXPWR_SHIFT, PGM_READ_BLOCK, PGM_READ_BYTE, RF09, RF_BASE_ADDR_OFFSET, rf_blk_write, RG_BBC0_FSKDM, RG_RF09_AGCC, RG_RF09_PAC, RG_RF09_RXBWC, RG_RF09_TXCUTC, RXDFE_SR_MASK, status, tal_pib, and TXDFE_DM_SHIFT.

Referenced by conf_fsk().

static uint16_t get_agc_settling_period ( uint8_t  sr, uint8_t  avgs, uint8_t  agci  )

static

Gets the AGC settling period.

Parameters

sr	Sample rate
avgs	AGC average time in number of samples
agci	AGC input

References AGC_SETTLE_TABLE_ROW_SIZE, and PGM_READ_BYTE.

Referenced by fsk_rfcfg(), ofdm_rfcfg(), and oqpsk_rfcfg().

retval_t ofdm_rfcfg	(	ofdm_option_t	ofdm_opt,
		trx_id_t	trx_id
	)

Configures RF according MR-OFDM.

Parameters

trx_id	Transceiver identifier
ofdm_opt	OFDM option

References AGCC_AGCI_SHIFT, AGCC_AVGS_SHIFT, AGCS_GCW_SHIFT, AGCS_TGT_SHIFT, bb_bit_read, bb_bit_write, DEFAULT_TX_PWR_REG, FAILURE, get_agc_settling_period(), MAC_SUCCESS, OFDM_OPT_1, OFDM_OPT_2, OFDM_OPT_3, OFDM_OPT_4, PAC_PACUR_SHIFT, PAC_TXPWR_SHIFT, RF09, RF_BASE_ADDR_OFFSET, rf_blk_write, RF_PARAMP32U, RG_RF09_RXBWC, RG_RF09_TXCUTC, RXBWC_BW_SHIFT, RXBWC_IFS_SHIFT, RXDFE_RCUT_SHIFT, RXDFE_SR_SHIFT, SR_BBC0_OFDMC_LFO, SR_BBC0_OFDMPHRRX_SPC, SR_BBC0_OFDMSW_PDT, SR_RF09_TXCUTC_PARAMP, status, tal_pib, TXCUTC_LPFCUT_SHIFT, TXCUTC_PARAMP_SHIFT, TXDFE_RCUT_SHIFT, and TXDFE_SR_SHIFT.

Referenced by conf_ofdm().

retval_t oqpsk_rfcfg	(	oqpsk_chip_rate_t	chip_rate,
		trx_id_t	trx_id
	)

Configures RF according MR-OQPSK.

Parameters

trx_id	Transceiver identifier
chip_rate	OQPSK chip mode

References AGCC_AGCI_SHIFT, AGCC_AVGS_SHIFT, AGCS_GCW_SHIFT, AGCS_TGT_SHIFT, bb_bit_write, CHIP_RATE_100, CHIP_RATE_1000, CHIP_RATE_200, CHIP_RATE_2000, DEFAULT_TX_PWR_REG, FAILURE, get_agc_settling_period(), MAC_SUCCESS, PAC_PACUR_SHIFT, PAC_TXPWR_SHIFT, RF_BASE_ADDR_OFFSET, rf_blk_write, RF_BW1000KHZ_IF1000KHZ, RF_BW160KHZ_IF250KHZ, RF_BW2000KHZ_IF2000KHZ, RF_BW250KHZ_IF250KHZ, RF_FLC1000KHZ, RF_FLC400KHZ, RF_PARAMP16U, RF_PARAMP32U, RF_PARAMP4U, RG_RF09_RXBWC, RG_RF09_TXCUTC, RXBWC_BW_SHIFT, RXBWC_IFS_SHIFT, RXDFE_RCUT_SHIFT, RXDFE_SR_SHIFT, SR_BBC0_OQPSKC0_DM, SR_RF09_TXCUTC_PARAMP, status, tal_pib, TXCUTC_LPFCUT_SHIFT, TXCUTC_PARAMP_SHIFT, TXDFE_DM_SHIFT, TXDFE_RCUT_SHIFT, and TXDFE_SR_SHIFT.

Referenced by conf_leg_oqpsk(), and conf_oqpsk().