M5Stack ESP32-PICO-D4 Manual Download Page 17

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Init ble uart name

Initialize settings, configure Bluetooth device name.

BLE UART Writre

Send data using BLE UART.

BLE UART remain cache

Check the number of bytes of BLE UART data.

BLE UART read all

Read all data in BLE UART cache.

BLE UART read characters

Read n data in BLE UART cache.

Establish Bluetooth passthrough connection and send on / off control LED.

Summary of Contents for ESP32-PICO-D4

Page 1: ...M5STICKC PLUS 2020 V0 01...

Page 2: ...th one LED and one button The board is made of PC ABC 1 1 Hardware Composition The hardware of M5StickC PLUS ESP32 PICO D4 module TFT screen IMU IR transmitter Red LED Button GROVE interface TypeC to...

Page 3: ...FT Screen is a 1 14 inch color screen driven by Sitronix s ST7789 with a resolution of 135 x 240 Operating voltage range is 2 5 3 3V IMU The MPU 6886 is a 6 axis MotionTracking device that combines a...

Page 4: ...TERFACE M5CAMREA Configuration Type C type USB interface support USB2 0 standard communication protocol 2 2 GROVE INTERFACE 4p disposed pitch of 2 0mm M5CAMREA GROVE interfaces internal wiring and GND...

Page 5: ...Flash program include encryption and chip ID 3 2 STORAGE DESCRIPTION 3 2 1 External Flash and SRAM ESP32 support multiple external QSPI flash and static random access memory SRAM having a hardware bas...

Page 6: ...eripherals in a working state Wi Fi and Bluetooth connectivity data stored in the RTC ULP coprocessor can work Hibernation Mode 8 MHz oscillator and a built in coprocessor ULP are disabled RTC memory...

Page 7: ...Functions in different power consumption modes TABLE 5...

Page 8: ...4 ELECTRICAL CHARACTERISTICS 4 1 LIMIT PARAMETERS Table 8 Limiting values 1 VIO to the power supply pad Refer ESP32 Technical Specification Appendix IO_MUX as SD_CLK of Power supply for VDD_SDIO 3 0...

Page 9: ...l applies to M5StickC and M5StickC PLUS Burning tool Please click the button below to download the corresponding M5Burner firmware burning tool according to your operating system Unzip and open the ap...

Page 10: ...e download button to download 2 Then connect the M5 device to the computer through the Type C cable select the corresponding COM port the baud rate can use the default configuration in M5Burner in add...

Page 11: ...saved Wi Fi information will be deleted and the API Key will be refreshed Configure WIFI UIFlow provides both offline and web version of the programmer When using the web version we need to configure...

Page 12: ...elage to switch the option to Setting and press the Home button to confirm Press the right button to switch the option to WiFi Setting press the Home button to confirm and start the configuration 2 Af...

Page 13: ...ndicator of the network indicator to turn green in the programming mode page Access UIFlow programming page by visiting flow m5stack com on a computer browser API KEY Pairing API KEY is the communicat...

Page 14: ...op IDE is an offline version of UIFlow programmer which does not require network connection and can provide you with responsive program push experience Please click the corresponding version of UIFlow...

Page 15: ...uire a CP210X driver so users can choose to install or skip After the driver installation is complete it will automatically enter the UIFlow Desktop IDE and automatically pop up the configuration box...

Page 16: ...start after entering the menu quickly click the right button to select USB mode Select the corresponding port and the programming device click OK to connect BLE UART Function Description Establish Blu...

Page 17: ...emain cache Check the number of bytes of BLE UART data BLE UART read all Read all data in BLE UART cache BLE UART read characters Read n data in BLE UART cache Instructions Establish Bluetooth passthr...

Page 18: ...ce will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user i...