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M5STACK-

POECAM

2022

V0.01

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Содержание POECAM

Страница 1: ...M5STACK POECAM 2022 V0 01...

Страница 2: ...CPU AND MEMORY 5 1 2 STORAGE DESCRIPTION 5 1 2 1 External Flash and SRAM 5 1 3 CRYSTAL 5 1 4 RTC MANAGEMENT AND LOW POWER CONSUMPTION 6 4 ELECTRICAL CHARACTERISTICS 7 4 1 LIMIT PARAMETERS 7 4 2 WIFI R...

Страница 3: ...n the M5Stack development kit series It integrates rich interfaces and peripherals and is highly expandable Large space reserved inside flexible customization and more likely to be applicable to vario...

Страница 4: ...4 2 SPECIFICATIONS...

Страница 5: ...tiple external QSPI flash and static random access memory SRAM having a hardware based AES encryption to protect the user programs and data ESP32 access external QSPI Flash and SRAM by caching Up to 1...

Страница 6: ...ity data stored in the RTC ULP coprocessor can work Hibernation Mode 8 MHz oscillator and a built in coprocessor ULP are disabled RTC memory to restore the power supply is cut off Only one RTC clock t...

Страница 7: ...ICS 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 4 2 WIFI RADIO FREQUENCY Table...

Страница 8: ...8 4 3 LOW POWER BLUETOOTH RADIO 4 3 1 receiver Table 10 Low power Bluetooth receiver characteristics 4 3 2 launcher Table 11 Characteristics of Low Power Bluetooth transmitter...

Страница 9: ...M5STACK POECAM 2022 V0 01...

Страница 10: ...2 TABLE OF CONTENTS 1 QUICK START 3 1 1 ARDUINO IDE 3 1 2 BLUETOOTH SERIAL 3 1 3 WIFI SCANNING 5...

Страница 11: ...tack Boards Manager url to Additional Boards Manager URLs https raw githubusercontent com espressif arduino esp32 gh pages package_esp32_dev_index json 3 Navigate to Tools Board Boards Manager 4 Searc...

Страница 12: ...pletion the device will automatically run Bluetooth and the device name is ESP32test At this time use the Bluetooth serial port sending tool on the PC to realize the transparent transmission of Blueto...

Страница 13: ...e Serial read if SerialBT available Serial write SerialBT read delay 20 1 3 WIFI SCANNING Open the Arduino IDE and open the example program File Examples WiFi WiFiScan Connect the device to the comput...

Страница 14: ...return the number of networks found int n WiFi scanNetworks Serial println scan done if n 0 Serial println no networks found else Serial print n Serial println networks found for int i 0 i n i Print S...

Страница 15: ...comply with the limits for a Class B digital device pursuant to part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a residential insta...

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