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howto:p3fcchardmod [2019/07/28 19:42]
digdat0 created |
howto:p3fcchardmod [2019/07/28 19:55]
digdat0 fot |
| Values it can extract and allow to modify: | Values it can extract and allow to modify: |
| |
| "name" : "og_hardcoded.lightbridge_stm32.packet_received_attenuation_override" | * "name" : "og_hardcoded.lightbridge_stm32.packet_received_attenuation_override" |
| "description" : "What to do when received a packet with transceiver power set request; 0 - use the received attenuation value, 1 - override the value with constant one", | * "description" : "What to do when received a packet with transceiver power set request; 0 - use the received attenuation value, 1 - override the value with constant one", |
| "name" : "og_hardcoded.lightbridge_stm32.packet_received_attenuation_value" | * "name" : "og_hardcoded.lightbridge_stm32.packet_received_attenuation_value" |
| "description" : "Constant attenuation value used when packet_received_attenuation_override is enabled; unit depends on OFDM board type", | * "description" : "Constant attenuation value used when packet_received_attenuation_override is enabled; unit depends on OFDM board type", |
| "name" : "og_hardcoded.lightbridge_stm32.board_ad3_attenuation_tx1_fcc" | * "name" : "og_hardcoded.lightbridge_stm32.board_ad3_attenuation_tx1_fcc" |
| "description" : "Transceiver attenuation value for board type 3 with Analog Devices chip, change by 1 means 0.25 dBm", | * "description" : "Transceiver attenuation value for board type 3 with Analog Devices chip, change by 1 means 0.25 dBm", |
| "name" : "og_hardcoded.lightbridge_stm32.board_ad3_attenuation_tx2_fcc" | * "name" : "og_hardcoded.lightbridge_stm32.board_ad3_attenuation_tx2_fcc" |
| "description" : "Transceiver attenuation value for board type 3 with Analog Devices chip, change by 1 means 0.25 dBm", | * "description" : "Transceiver attenuation value for board type 3 with Analog Devices chip, change by 1 means 0.25 dBm", |
| "name" : "og_hardcoded.lightbridge_stm32.board_ar0_attenuation_tx1_ce" | * "name" : "og_hardcoded.lightbridge_stm32.board_ar0_attenuation_tx1_ce" |
| "description" : "Transceiver attenuation value for board type 0 with Artosyn chip, change by 1 means 1 dBm", | * "description" : "Transceiver attenuation value for board type 0 with Artosyn chip, change by 1 means 1 dBm", |
| "name" : "og_hardcoded.lightbridge_stm32.board_ar0_attenuation_tx2_ce" | * "name" : "og_hardcoded.lightbridge_stm32.board_ar0_attenuation_tx2_ce" |
| "description" : "Transceiver attenuation value for board type 0 with Artosyn chip, change by 1 means 1 dBm", | * "description" : "Transceiver attenuation value for board type 0 with Artosyn chip, change by 1 means 1 dBm", |
| "name" : "og_hardcoded.lightbridge_stm32.board_ad3_attenuation_tx1_ce" | * "name" : "og_hardcoded.lightbridge_stm32.board_ad3_attenuation_tx1_ce" |
| "description" : "Transceiver attenuation value for board type 4 with Analog Devices chip, change by 1 means 0.25 dBm", | * "description" : "Transceiver attenuation value for board type 4 with Analog Devices chip, change by 1 means 0.25 dBm", |
| "name" : "og_hardcoded.lightbridge_stm32.board_ad3_attenuation_tx2_ce" | * "name" : "og_hardcoded.lightbridge_stm32.board_ad3_attenuation_tx2_ce" |
| "description" : "Transceiver attenuation value for board type 4 with Analog Devices chip, change by 1 means 0.25 dBm", | * "description" : "Transceiver attenuation value for board type 4 with Analog Devices chip, change by 1 means 0.25 dBm", |
| "name" : "og_hardcoded.lightbridge_stm32.power_zone_selection_override" | * "name" : "og_hardcoded.lightbridge_stm32.power_zone_selection_override" |
| "description" : "What to do when power zone is about to be selected from geo coordinates; 0 - set the value based on geolocation, 1 - override the value and set to FCC", | * "description" : "What to do when power zone is about to be selected from geo coordinates; 0 - set the value based on geolocation, 1 - override the value and set to FCC", |
| |
| Usage | Usage |
| Steps to get to extract | Steps to get to extract |
| |
| dji_xv4_fwcon.py -vvv -x -p <firmwarename.bin> | * dji_xv4_fwcon.py -vvv -x -p <firmwarename.bin> |
| arm_bin2elf.py -vv -e -b 0x000a000 --section .ARM.exidx@0x019300:0 --section .bss@0x1ff6000:0x4000 \ | * arm_bin2elf.py -vv -e -b 0x000a000 --section .ARM.exidx@0x019300:0 --section .bss@0x1ff6000:0x4000 \ |
| --section .bss2@0x1ffe000:0x1000 --section .bss3@0x1bff6000:0x2400 --section .bss4@0x1c01a000:0x2400 \ | --section .bss2@0x1ffe000:0x1000 --section .bss3@0x1bff6000:0x2400 --section .bss4@0x1c01a000:0x2400 \ |
| --section .bss5@0x40022000:0x50000 --section .bss6@0x400ee000:0x200 --section .bss7@0xe0004000:0x1200 \ | --section .bss5@0x40022000:0x50000 --section .bss6@0x400ee000:0x200 --section .bss7@0xe0004000:0x1200 \ |
| -p <firmwarename_m1401.bin> | -p <firmwarename_m1401.bin> |
| lightbridge_stm32_hardcoder.py -vvv -x -e <firmwarename__m1401.elf> | * lightbridge_stm32_hardcoder.py -vvv -x -e <firmwarename__m1401.elf> |
| |
| |
| |
| ==== Direct commands comm_mkdupc.py ===== | ==== Direct commands comm_mkdupc.py ===== |
| | These are commands to the RC plugged in via USB to PC using comm_mkdupc.py. This tool is a DUML Packet Builder with hex string output. https://github.com/o-gs/dji-firmware-tools |
| |
| To set CE: | |
| | |
| | * To set CE: |
| ./comm_mkdupc.py -vv --sender_type=PC --sender_index=1 --receiver_type=OFDM_Ground --ack_type=ACK_After_Exec --cmd_set=OFDM --cmd_id=6 --seq_num=5552 --payload_hex="F7 FF 00" | ./comm_mkdupc.py -vv --sender_type=PC --sender_index=1 --receiver_type=OFDM_Ground --ack_type=ACK_After_Exec --cmd_set=OFDM --cmd_id=6 --seq_num=5552 --payload_hex="F7 FF 00" |
| |
| |
| To set FCC: | * To set FCC: |
| ./comm_mkdupc.py -vv --sender_type=PC --sender_index=1 --receiver_type=OFDM_Ground --ack_type=ACK_After_Exec --cmd_set=OFDM --cmd_id=6 --seq_num=5553 --payload_hex="F7 FF 01" | ./comm_mkdupc.py -vv --sender_type=PC --sender_index=1 --receiver_type=OFDM_Ground --ack_type=ACK_After_Exec --cmd_set=OFDM --cmd_id=6 --seq_num=5553 --payload_hex="F7 FF 01" |
| |
| |
| To disallow the RC to reset the value by itself: | * To disallow the RC to reset the value by itself: |
| ./comm_mkdupc.py -vv --sender_type=PC --sender_index=1 --receiver_type=OFDM_Ground --ack_type=ACK_After_Exec --cmd_set=OFDM --cmd_id=6 --seq_num=5554 --payload_hex="F9 FF 01" | ./comm_mkdupc.py -vv --sender_type=PC --sender_index=1 --receiver_type=OFDM_Ground --ack_type=ACK_After_Exec --cmd_set=OFDM --cmd_id=6 --seq_num=5554 --payload_hex="F9 FF 01" |
| |
| To check (query) currently set zone: | * To check (query) currently set zone: |
| ./comm_mkdupc.py -vv --sender_type=PC --sender_index=1 --receiver_type=OFDM_Ground --ack_type=ACK_After_Exec --cmd_set=OFDM --cmd_id=7 --seq_num=5555 --payload_hex="F7 FF" | ./comm_mkdupc.py -vv --sender_type=PC --sender_index=1 --receiver_type=OFDM_Ground --ack_type=ACK_After_Exec --cmd_set=OFDM --cmd_id=7 --seq_num=5555 --payload_hex="F7 FF" |
| | |
| |
| ==== Misc ==== | ==== Misc ==== |
| P1765Fw3.bin means something, service file name? | P1765Fw3.bin means something, service file name? gs_ofdm.bin? |
| | |
| | |
| m1400 is probably used only by GL300a/b; the c version likely uses m1401 | m1400 is probably used only by GL300a/b; the c version likely uses m1401 |
