Wireless Stick Hardware Update Logs

V1

• First release

• 2017-6-1 public sale

• Pinout diagram of V1

• Schematic diagram of V1

  The schematic diagram of Wireless Stick is restricted technical data,it will become downloadable after purchase.Please read this document:Get Limited Technical Resources .

V3

• 2022-11-10 public sale
• MCU is changed from ESP32-D0WDQ6 to ESP32-S3FN8. Specific differences of MCU are shown in：https://products.espressif.com/#/product-comparison.
• USB interface changed from Micro USB to Type-C.
• LoRa chip changed from SX1276 to SX1262.
• The LoRa crystal oscillator is upgraded to temperature compensated crystal oscillator.
• The size, appearance, pin layout and power pins remain unchanged, but the GPIO sequence has changed. Please refer to Pinout diagram.
• Pinout diagram of V3.
• Schematic diagram of V3.