mikroprosesor

ESP32 Lolin32 Lite

ESP32 Lolin32 Lite buatan WEMOS

Fitur utama dari Lolin32 Lite adalah sebagai berikut

  • WiFi
  • bluetooth
  • 4MB Flash
  • Lithium battery interface, 500mA Max charging current
Lolin32 Lite
Penampilan fisik Lolin32 Lite
Lolin32 Lite
Pin-pin pada Lolin32 Lite
Array of Lolin32 Lite

Komponen utama pada Lolin32 Lite adalah sebagai berikut:

  • ESP32-D0WDQ6  (prosesor Espressif ESP32)(https://www.espressif.com/sites/default/files/documentation/esp32_datasheet_en.pdf)
    “ESP32-D0WDQ6, Dual core, No embedded flash, Wi-Fi b/g/n + BT/BLE Dual Mode, QFN 6*6”
  • W25Q32FVSS (3V 32M-bit Serial Flash Memory With Dual/Quad SPI & QPI) https://www.winbond.com/resource-files/w25q32fv%20revi%2010202015.pdf
  • UMH3N (General purpose dual digital transistor) http://rohmfs.rohm.com/en/products/databook/datasheet/discrete/transistor/digital/emh3t2r-e.pdf
    https://www.mouser.com/ds/2/348/umh3ntn-e-1018108.pdf
  • CH340C (USB to serial chip) https://www.mpja.com/download/35227cpdata.pdf
  • ME6211 (High speed LDO regulators) https://datasheet.lcsc.com/szlcsc/Nanjing-Micro-One-Elec-ME6211C33M5G-N_C82942.pdf
  • TP4054 (TP4054 Standalone Linear Li-lon Battery Charger with Thermal Regulation in SOT)
    https://www.piekarz.pl/pl/pdf.php?id=30089 (English)
    https://datasheet.lcsc.com/szlcsc/Nanjing-Extension-Microelectronics-TP4054_C32574.pdf (Chinese)
  • LED onboard di pin 22 (GPIO22), active low, melalui resistor 2k

Untuk menjalankan FreeRTOS pada ESP32, ada 2 alternatif:

Resource

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