projects:amateur_radio:meshtastic:components
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| projects:amateur_radio:meshtastic:components [2024/06/03 05:46] – removed - external edit (Unknown date) 127.0.0.1 | projects:amateur_radio:meshtastic:components [2024/10/21 12:26] (current) – Link to buyer's guide Andrew Yong | ||
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| + | ====== Components ====== | ||
| + | |||
| + | :?: Most of my component recommendations are in [[projects: | ||
| + | |||
| + | ===== Microcontroller Development Boards ===== | ||
| + | |||
| + | ==== Espressif ESP32 ==== | ||
| + | |||
| + | FIXME | ||
| + | |||
| + | ==== Nordic nRF52840 ==== | ||
| + | |||
| + | [[https:// | ||
| + | |||
| + | * [[https:// | ||
| + | * [[https:// | ||
| + | |||
| + | ==== STMicro STM32WL ==== | ||
| + | |||
| + | [[https:// | ||
| + | |||
| + | Meshtastic firmware support is still WIP (booting and functional, but no writeable configuration storage); see [[https:// | ||
| + | |||
| + | * [[https:// | ||
| + | |||
| + | ===== LoRa Modules ===== | ||
| + | |||
| + | :!: Note: Meshtastic only supports modules with SPI connectivity; | ||
| + | |||
| + | ==== Semtech SX1262 ==== | ||
| + | |||
| + | === EBYTE E22-900M30S === | ||
| + | |||
| + | * Product page: [[https:// | ||
| + | * Features | ||
| + | * Tx PA: +10 dBm (maximum output power: 30 dBm) | ||
| + | * Rx LNA: +2 dBm (-150 dBm Rx sens. versus stock -148 dBm) | ||
| + | |||
| + | Note: Transmit power of SX1262 must be configured per the table below to achieve the desired transmit power (data provided by EBYTE by email): | ||
| + | |||
| + | ^ SX1262 Tx Power (dBm) ^ Actual Tx Power at 868 MHz (dBm) ^ VIN Current (mA) ^ | ||
| + | | 20 | 30.54 | 618.12 | | ||
| + | | 17 | 27.98 | 518.43 | | ||
| + | | 14 | 24.75 | 440.35 | | ||
| + | | 11 | 21.73 | 398.87 | | ||
| + | | 8 | 18.81 | 377.56 | | ||
| + | | 5 | 15.67 | 366.21 | | ||
| + | | 2 | 12.88 | 352.61 | | ||
| + | | -1 | 9.92 | 344.76 | | ||
| + | |||
| + | === EBYTE E22-900M33S === | ||
| + | |||
| + | * Product page: [[https:// | ||
| + | * Features | ||
| + | * Tx PA: +25 dBm (maximum output power: 33 dBm) | ||
| + | * Rx LNA: ? dBm (typical receive sensitivity: | ||
| + | |||
| + | Note: Transmit power of SX1262 must be configured per the table below to achieve the desired transmit power (from datasheet page 5): | ||
| + | |||
| + | ^ SX1262 Tx Power (dBm) ^ Actual Tx Power at 850 MHz (dBm) ^ | ||
| + | | 8 | 33.0 | | ||
| + | | 5 | 31.6 | | ||
| + | | 3 | 30.0 | | ||
| + | | 0 | 27.2 | | ||
| + | | -3 | 23.6 | | ||
| + | | -6 | 20.4 | | ||
| + | | -9 | 17.2 | | ||
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