Article HFN - Mettre à jour le RFlink depuis un Mac - https://hotfirenet.com/blog/3223-mettre-a-jour-le-rflink-depuis-un-mac/

resultUpdateRFLINKCommand.txt

vrdude: Version 6.3-20171130
         Copyright (c) 2000-2005 Brian Dean, http://www.bdmicro.com/
         Copyright (c) 2007-2014 Joerg Wunsch

         System wide configuration file is "/Applications/Arduino.app/Contents/Java/hardware/tools/avr/etc/avrdude.conf"
         User configuration file is "/Users/djo/.avrduderc"
         User configuration file does not exist or is not a regular file, skipping

         Using Port                    : /dev/cu.usbmodem1411
         Using Programmer              : wiring
         Overriding Baud Rate          : 115200
         AVR Part                      : ATmega2560
         Chip Erase delay              : 9000 us
         PAGEL                         : PD7
         BS2                           : PA0
         RESET disposition             : dedicated
         RETRY pulse                   : SCK
         serial program mode           : yes
         parallel program mode         : yes
         Timeout                       : 200
         StabDelay                     : 100
         CmdexeDelay                   : 25
         SyncLoops                     : 32
         ByteDelay                     : 0
         PollIndex                     : 3
         PollValue                     : 0x53
         Memory Detail                 :

                                  Block Poll               Page                       Polled
           Memory Type Mode Delay Size  Indx Paged  Size   Size #Pages MinW  MaxW   ReadBack
           ----------- ---- ----- ----- ---- ------ ------ ---- ------ ----- ----- ---------
           eeprom        65    10     8    0 no       4096    8      0  9000  9000 0x00 0x00
           flash         65    10   256    0 yes    262144  256   1024  4500  4500 0x00 0x00
           lfuse          0     0     0    0 no          1    0      0  9000  9000 0x00 0x00
           hfuse          0     0     0    0 no          1    0      0  9000  9000 0x00 0x00
           efuse          0     0     0    0 no          1    0      0  9000  9000 0x00 0x00
           lock           0     0     0    0 no          1    0      0  9000  9000 0x00 0x00
           calibration    0     0     0    0 no          1    0      0     0     0 0x00 0x00
           signature      0     0     0    0 no          3    0      0     0     0 0x00 0x00

         Programmer Type : Wiring
         Description     : Wiring
         Programmer Model: AVRISP
         Hardware Version: 15
         Firmware Version Master : 2.10
         Vtarget         : 0.0 V
         SCK period      : 0.1 us

avrdude: AVR device initialized and ready to accept instructions

Reading | ################################################## | 100% 0.01s

avrdude: Device signature = 0x1e9801 (probably m2560)
avrdude: safemode: lfuse reads as FF
avrdude: safemode: hfuse reads as D8
avrdude: safemode: efuse reads as FF
avrdude: reading input file "/Users/djo/Downloads/RFLink_v1.1_r48/RFLink.cpp.hex"
avrdude: input file /Users/djo/Downloads/RFLink_v1.1_r48/RFLink.cpp.hex auto detected as Intel Hex
avrdude: writing flash (199364 bytes):

Writing | ################################################## | 100% 31.91s

avrdude: 199364 bytes of flash written
avrdude: verifying flash memory against /Users/djo/Downloads/RFLink_v1.1_r48/RFLink.cpp.hex:
avrdude: load data flash data from input file /Users/djo/Downloads/RFLink_v1.1_r48/RFLink.cpp.hex:
avrdude: input file /Users/djo/Downloads/RFLink_v1.1_r48/RFLink.cpp.hex auto detected as Intel Hex
avrdude: input file /Users/djo/Downloads/RFLink_v1.1_r48/RFLink.cpp.hex contains 199364 bytes
avrdude: reading on-chip flash data:

Reading | ################################################## | 100% 25.51s

avrdude: verifying ...
avrdude: 199364 bytes of flash verified

avrdude: safemode: lfuse reads as FF
avrdude: safemode: hfuse reads as D8
avrdude: safemode: efuse reads as FF
avrdude: safemode: Fuses OK (E:FF, H:D8, L:FF)

avrdude done.  Thank you