NodeMCU ESP32 DevkitV1 Development Board WiFi + Bluetooth Ultra-Low Power Consumption

৳ 750

  1. Features of the ESP32 include the following:
    For Course : https://github.com/Nabilphysics/ESP32_IoT_long_course_crux/wiki
    Processors:
    CPU: Xtensa dual-core (or single-core) 32-bit LX6 microprocessor, operating at 160 or 240 MHz and performing at up to 600 DMIPS
    Ultra low power (ULP) co-processor
    Memory: 520 KiB SRAM
    Wireless connectivity:
    Wi-Fi: 802.11 b/g/n
    Bluetooth: v4.2 BR/EDR and BLE
    Peripheral interfaces:
    12-bit SAR ADC up to 18 channels
    2 × 8-bit DACs
    10 × touch sensors (capacitive sensing GPIOs)
    4 × SPI
    2 × I²S interfaces
    2 × I²C interfaces
    3 × UART
    SD/SDIO/CE-ATA/MMC/eMMC host controller
    SDIO/SPI slave controller
    Ethernet MAC interface with dedicated DMA and IEEE 1588 Precision Time Protocol support
    CAN bus 2.0
    Infrared remote controller (TX/RX, up to 8 channels)
    Motor PWM
    LED PWM (up to 16 channels)
    Hall effect sensor
    Ultra low power analog pre-amplifier
    Security:
    IEEE 802.11 standard security features all supported, including WFA, WPA/WPA2 and WAPI
    Secure boot
    Flash encryption
    1024-bit OTP, up to 768-bit for customers
    Cryptographic hardware acceleration: AES, SHA-2, RSA, elliptic curve cryptography (ECC), random number generator (RNG)
    Power management:
    Internal low-dropout regulator
    Individual power domain for RTC
    5uA deep sleep current
    Wake up from GPIO interrupt, timer, ADC measurements, capacitive touch sensor interrupt

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Features of the ESP32 rev1 Development Board WiFi + Bluetooth Ultra-Low Power Consumption include the following:

Processors: Xtensa dual-core (or single-core) 32-bit LX6 microprocessor, operating at 160 or 240 MHz and performing at up to 600 DMIPS
Ultra low power (ULP) co-processor
Memory: 520 KB SRAM
Wireless connectivity:
Wi-Fi: 802.11 b/g/n
Bluetooth: v4.2 BR/EDR and BLE
Peripheral interfaces:
12-bit SAR ADC up to 18 channels
2 × 8-bit DACs
10 × touch sensors (capacitive sensing GPIOs)
4 × SPI
2 × I²S interfaces
2 × I²C interfaces
3 × UART
SD/SDIO/CE-ATA/MMC/eMMC host controller
SDIO/SPI slave controller
Ethernet MAC interface with dedicated DMA and IEEE 1588 Precision Time Protocol support
CAN bus 2.0
Infrared remote controller (TX/RX, up to 8 channels)
Motor PWM
LED PWM (up to 16 channels)
Hall effect sensor
Security:
IEEE 802.11 standard security features all supported, including WFA, WPA/WPA2 and WAPI
Secure boot
Flash encryption
1024-bit OTP, up to 768-bit for customers
Cryptographic hardware acceleration: AES, SHA-2, RSA, elliptic curve cryptography (ECC), random number generator (RNG)
Power management:
Internal low-dropout regulator
Individual power domain for RTC
5uA deep sleep current
Wake up from GPIO interrupt, timer, ADC measurements, capacitive touch sensor interrupt

ESP32 can perform as a complete standalone system or as a slave device to a host MCU, reducing communication stack overhead on the main application processor. ESP32 can interface with other systems to provide Wi-Fi and Bluetooth functionality through its SPI / SDIO or I2C / UART interfaces.

Applications of ESP32 Development Board : Home automation, Wi-Fi enabled toys, Universal low power IoT recorder Mesh network, TV box / set-top box, Baby monitors, Smart sockets, Sensor networks, Anti-lost device, Wearable / Personal electronic products, Wi-Fi speech recognition devices, Wi-Fi location-aware devices etc.

More info on ESP32 can be found here

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