add TBS_LUCID_H7_V3

[bkleiner]

Checklist (✓/✕, or y/n)

• passed Betaflight team's schematics review
• passed hardware samples testing
• follows guidelines
• follows connector standards
• flight tested
• comments/issues resolved

Summary by CodeRabbit

• New Features
  • Added support for the TBS Lucid H7 V3 flight controller board with full sensor integration (accelerometer, gyroscope, barometer), SD card logging, motor and servo outputs, LED strip and beeper control, and CRSF receiver support.
  • Default telemetry, voltage/current sensing, and user-configurable aux switches/boxes preconfigured for immediate use.

[coderabbitai]

Walkthrough

Adds a new board config header for TBS_LUCID_H7_V3 defining STM32H743 target, sensor enables, complete GPIO pin mappings (motors, servos, LEDs, UARTs, I2C, SPI, ADC, SDIO, PINIO), timer channel mapping, ADC/blackbox/meter defaults, user boxes, and SERIALRX settings.

Changes

TBS LUCID H7 V3 Board Configuration

Layer / File(s)	Summary
Header, Board Identity, and Sensor Enables configs/TBS_LUCID_H7_V3/config.h	GPL header and pragma; FC_TARGET_MCU, BOARD_NAME, MANUFACTURER_ID; accelerometer/gyro feature enables and dual-gyro SPI/CS/EXTI/alignment pins.
Beeper, Motors/Servos, SD Card, and UART Pins configs/TBS_LUCID_H7_V3/config.h	Beeper PWM/inversion/pin, SD card/SDIO enable and parameters, motor and servo output pins (8 motors, 4 servos), LED strip pin, and UART2–UART7 RX/TX mappings.
Additional UARTs, Bus Pins, and SPI/LED Pins configs/TBS_LUCID_H7_V3/config.h	UART8 RX/TX assignments, LED0/LED1 pins, and SPI1/SPI3/SPI4 SCK/SDI/SDO pin mappings.
ADC Inputs, SDIO Control, PINIO, and Timer Mapping configs/TBS_LUCID_H7_V3/config.h	ADC input channel pin mappings, SDIO pinout and control signals, PINIO input definitions, and TIMER_PIN_MAPPING macro mapping motors/servos/LED/beeper to timers.
ADC/DMA Defaults, Meters, User Boxes, and SerialRX configs/TBS_LUCID_H7_V3/config.h	ADC/DMA option constants, default blackbox device, current/voltage meter sources and scaling, BOX_USER* labels with PINIO indices, and SERIALRX_PROVIDER = CRSF with SERIALRX_UART = USART6.

🎯 3 (Moderate) | ⏱️ ~20 minutes

Possibly related PRs

• betaflight/config#929: Adds a new board config.h with similar board-level macros and TIMER_PIN_MAPPING patterns.
• betaflight/config#1061: Adds STM32H743 board config headers with overlapping macro sets and pin/timer routing conventions.

Suggested reviewers

• haslinghuis
• ot0tot
• sugaarK

🚥 Pre-merge checks | ✅ 4 | ❌ 1

❌ Failed checks (1 warning)

Check name	Status	Explanation	Resolution
Description check	⚠️ Warning	PR description is incomplete; it only includes a checklist without mandatory context, hardware details, or design rationale required for new flight controller submissions.	Add comprehensive description including: board name/purpose, target MCU details, key hardware features, design rationale, manufacturing partner information, and any relevant design documentation or schematics review details.

✅ Passed checks (4 passed)

Check name	Status	Explanation
Title check	✅ Passed	The title 'add TBS_LUCID_H7_V3' is concise and directly describes the main change—adding a new board configuration for the TBS_LUCID_H7_V3 flight controller.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.
Linked Issues check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Out of Scope Changes check	✅ Passed	Check skipped because no linked issues were found for this pull request.

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✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests

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