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126 lines
4.5 KiB
C
126 lines
4.5 KiB
C
/**
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******************************************************************************
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* @addtogroup PIOS PIOS Core hardware abstraction layer
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* @{
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* @addtogroup PIOS_RFM22B Radio Functions
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* @brief PIOS interface for RFM22B Radio
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* @{
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*
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* @file pios_rfm22b.h
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* @author The OpenPilot Team, http://www.openpilot.org Copyright (C) 2012.
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* @brief RFM22B functions header.
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* @see The GNU Public License (GPL) Version 3
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*
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*****************************************************************************/
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/*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef PIOS_RFM22B_H
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#define PIOS_RFM22B_H
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#include <packet_handler.h>
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#include <oplinksettings.h>
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enum gpio_direction {GPIO0_TX_GPIO1_RX, GPIO0_RX_GPIO1_TX};
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/* Global Types */
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struct pios_rfm22b_cfg {
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const struct pios_spi_cfg * spi_cfg; /* Pointer to SPI interface configuration */
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const struct pios_exti_cfg * exti_cfg; /* Pointer to the EXTI configuration */
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uint8_t RFXtalCap;
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uint8_t slave_num;
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enum gpio_direction gpio_direction;
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};
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enum rfm22b_tx_power {
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RFM22_tx_pwr_txpow_0 = 0x00, // +1dBm .. 1.25mW
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RFM22_tx_pwr_txpow_1 = 0x01, // +2dBm .. 1.6mW
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RFM22_tx_pwr_txpow_2 = 0x02, // +5dBm .. 3.16mW
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RFM22_tx_pwr_txpow_3 = 0x03, // +8dBm .. 6.3mW
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RFM22_tx_pwr_txpow_4 = 0x04, // +11dBm .. 12.6mW
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RFM22_tx_pwr_txpow_5 = 0x05, // +14dBm .. 25mW
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RFM22_tx_pwr_txpow_6 = 0x06, // +17dBm .. 50mW
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RFM22_tx_pwr_txpow_7 = 0x07 // +20dBm .. 100mW
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};
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enum rfm22b_datarate {
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RFM22_datarate_500 = 0,
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RFM22_datarate_1000 = 1,
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RFM22_datarate_2000 = 2,
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RFM22_datarate_4000 = 3,
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RFM22_datarate_8000 = 4,
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RFM22_datarate_9600 = 5,
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RFM22_datarate_16000 = 6,
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RFM22_datarate_19200 = 7,
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RFM22_datarate_24000 = 8,
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RFM22_datarate_32000 = 9,
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RFM22_datarate_64000 = 10,
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RFM22_datarate_128000 = 11,
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RFM22_datarate_192000 = 12,
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RFM22_datarate_256000 = 13,
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};
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struct rfm22b_stats {
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uint16_t packets_per_sec;
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uint16_t tx_byte_count;
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uint16_t rx_byte_count;
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uint16_t tx_seq;
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uint16_t rx_seq;
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uint8_t rx_good;
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uint8_t rx_corrected;
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uint8_t rx_error;
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uint8_t rx_missed;
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uint8_t rx_failure;
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uint8_t tx_dropped;
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uint8_t tx_resent;
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uint8_t tx_failure;
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uint8_t resets;
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uint8_t timeouts;
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uint8_t link_quality;
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int8_t rssi;
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int8_t afc_correction;
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uint8_t link_state;
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};
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/* Callback function prototypes */
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typedef void (*PIOS_RFM22B_ComConfigCallback)(OPLinkSettingsOutputConnectionOptions com_port, OPLinkSettingsComSpeedOptions com_speed);
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/* Public Functions */
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extern int32_t PIOS_RFM22B_Init(uint32_t *rfb22b_id, uint32_t spi_id, uint32_t slave_num, const struct pios_rfm22b_cfg *cfg);
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extern void PIOS_RFM22B_Reinit(uint32_t rfb22b_id);
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extern void PIOS_RFM22B_SetFrequencyRange(uint32_t rfm22b_id, uint32_t min_frequency, uint32_t max_frequency);
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extern void PIOS_RFM22B_SetTxPower(uint32_t rfm22b_id, enum rfm22b_tx_power tx_pwr);
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extern void PIOS_RFM22B_SetDatarate(uint32_t rfm22b_id, enum rfm22b_datarate datarate, bool data_whitening);
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extern void PIOS_RFM22B_SetDestinationId(uint32_t rfm22b_id, uint32_t dest_id);
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extern void PIOS_RFM22B_SetRemoteComConfig(uint32_t rfm22b_id, OPLinkSettingsOutputConnectionOptions com_port, OPLinkSettingsComSpeedOptions com_speed);
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extern void PIOS_RFM22B_SetComConfigCallback(uint32_t rfm22b_id, PIOS_RFM22B_ComConfigCallback cb);
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extern void PIOS_RFM22B_SetBindings(uint32_t rfm22b_id, const uint32_t bindings[]);
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extern uint32_t PIOS_RFM22B_DeviceID(uint32_t rfb22b_id);
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extern bool PIOS_RFM22B_IsCoordinator(uint32_t rfb22b_id);
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extern void PIOS_RFM22B_GetStats(uint32_t rfm22b_id, struct rfm22b_stats *stats);
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extern uint8_t PIOS_RFM2B_GetPairStats(uint32_t rfm22b_id, uint32_t *device_ids, int8_t *RSSIs, uint8_t max_pairs);
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extern bool PIOS_RFM22B_LinkStatus(uint32_t rfm22b_id);
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/* Global Variables */
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extern const struct pios_com_driver pios_rfm22b_com_driver;
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#endif /* PIOS_RFM22B_H */
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/**
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* @}
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* @}
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*/
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