This is a copy of the community maintained fork of the open firmware which powers RNode devices. This version will have support for the hardware made by Mees Electronics.
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# ifndef FRAMING_H
# define FRAMING_H
# define FEND 0xC0
# define FESC 0xDB
# define TFEND 0xDC
# define TFESC 0xDD
# define CMD_UNKNOWN 0xFE
# define CMD_DATA 0x00
# define CMD_FREQUENCY 0x01
# define CMD_BANDWIDTH 0x02
# define CMD_TXPOWER 0x03
# define CMD_SF 0x04
# define CMD_RADIO_STATE 0x05
# define CMD_RADIO_LOCK 0x06
# define CMD_STAT_RX 0x21
# define CMD_STAT_TX 0x22
# define CMD_STAT_RSSI 0x23
# define CMD_BLINK 0x30
# define CMD_RANDOM 0x40
# define RADIO_STATE_OFF 0x00
# define RADIO_STATE_ON 0x01
# define CMD_ERROR 0x90
# define ERROR_INITRADIO 0x01
# define ERROR_TXFAILED 0x02
# define NIBBLE_SEQ 0xF0
# define NIBBLE_FLAGS 0x0F
# define FLAG_SPLIT 0x01
# define SEQ_UNSET 0xFF
// Serial framing variables
size_t frame_len ;
bool IN_FRAME = false ;
bool ESCAPE = false ;
uint8_t command = CMD_UNKNOWN ;
# endif
/*
Frequency 433.200 0xc00119d21b80c0
Bandwidth 20.800 0xc00200005140c0
TX Power 8 dbm 0xc00308c0
SF 7 0xc00407c0
All : 0xc00119d21b80c00200005140c00308c00407c0
Radio on 0xc00501c0
Config + on 0xc00119d21b80c00200005140c00308c00407c00501c0
c1 = self . bandwidth > > 24
c2 = self . bandwidth > > 16 & 0xFF
c3 = self . bandwidth > > 8 & 0xFF
c4 = self . bandwidth & 0xFF
data = KISS . escape ( chr ( c1 ) + chr ( c2 ) + chr ( c3 ) + chr ( c4 ) )
*/
