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rfm.h
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rfm.h
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// **********************************************************************************
// RFM69 module management headers file for remora project
// **********************************************************************************
// Creative Commons Attrib Share-Alike License
// You are free to use/extend but please abide with the CC-BY-SA license:
// http://creativecommons.org/licenses/by-sa/4.0/
//
// Written by Charles-Henri Hallard (http://hallard.me)
//
// History : V1.00 2015-01-22 - First release
//
// All text above must be included in any redistribution.
//
// **********************************************************************************
#ifndef RFM_h
#define RFM_h
#include "remora.h"
#include "LibRH_RF69.h"
// You will need to initialize the radio by telling it what ID it has and what network it's on
// The NodeID takes values from 1-127, 0 is reserved for sending broadcast messages (send to all nodes)
// The Network ID takes values from 0-255
#define RFM69_NODEID 1 // Node ID used for this unit
#define RFM69_NETWORKID 69 // the network ID we are on
#define RFM69_FREQUENCY 43400 // RFM69 434.00MHz
#define RFM69_TXPWR 13 // +13dB (set to 14..20 for RFM69HW)
#define RFM69_MODEM_MAX 26 // Number of modem config values MAX strored in flash RH_RH69 driver
#define RFM69_MODEMCFG RH_RF69::GFSK_Rb250Fd250 // RadioHead default modem config
// Mode of tranmission
#define ACK_TIME 50 // # of ms to wait for an ack if asked
#define RF_RETRIES 3 // # of retries before dropping response
#define RF_NO_ACK 0 // Just send
#define RF_ACK 1 // Just send and ask for ack
#define RF_RESP 2 // Just send and wait response
#define RF_LED_BLINK_MS 150 // Time of RGB LED blink
// data received by RF module
// independent from module received
// used to display or send to serial
typedef struct
{
uint8_t type; /* Module type */
uint8_t gwid; /* Gateway ID */
uint8_t nodeid; /* Node ID */
uint8_t groupid; /* Group ID */
uint8_t size; /* Data Size */
int8_t rssi; /* RSSI */
uint8_t flags; /* header flags */
uint8_t checksum; /* Serial checksum*/
uint8_t seqid; /* Sequence ID */
uint8_t ack; /* do we ACKED */
uint8_t buffer[RH_RF69_MAX_MESSAGE_LEN];
} RFData;
// Variables exported to other source file
// ========================================
// define RF var for whole project
extern unsigned long rf_rgb_led_timer;
extern RH_RF69 driver;
extern RFData rfData; // data received
extern unsigned long packet_last_seen;// second since last packet received
// Function exported for other source file
// =======================================
bool rfm_setup(void);
void rfm_loop(void);
#endif