ESP-32S ESP-WROOM-32 ESP32 ESP-32 Bluetooth e WIFI Dual Core CPU
Parameters:
- Use low-power dual-core 32-bit CPU, which can be used as an application processor.
- The main frequency is up to 240MHz, and the computing power is up to 600 DMIPS
- Built-in 520 KB SRAM
- Support UART/SPI/I2C/PWM/ADC/DAC and other interfaces
- Support OV2640 and OV7670 cameras, built-in flash
- Support picture WiFI upload
- Support TF card
- Support multiple sleep modes.
- Embedded Lwip and FreeRTOS
- Support STA/AP/STA+AP working mode
- Support Smart Config/AirKiss one-click network configuration
- Support secondary development
Specifications:
- Working voltage 4.75-5.25V
- SPIFlash default 32Mbit
- RAM internal 520KB
- Wi-Fi 802.11b/g/n/e/i
- Bluetooth Bluetooth 4.2BR/EDR and BLE standard
- Support interface (2Mbps) UART, SPI, I2C, PWM
- Support TF card, maximum support 4G
- IO port 9
- Serial port rate default 115200bps
- Spectrum range 2400 ~2483.5MHz
- Antenna form Onboard PCB antenna, gain 2dBi
- Image output format: JPEG (only OV2640 support), BMP, GRAYSCALE
- Packaging method DIP-16
- Transmit power 802.11b: 17±2dBm (@11Mbps)
- 802.11g: 14±2dBm (@54Mbps)
- 802.11n: 13±2dBm (@MCS7)
- Receiving sensitivity CCK, 1Mbps: -90dBm
- CCK, 11Mbps: -85dBm
- 6Mbps(1/2BPSK): -88dBm
- 54Mbps (3/464-QAM): -70dBm
- MCS7 (65Mbps, 72.2Mbps): -67dBm
- Power consumption Turn off the flash: 180mA@5V
- Turn on the flash and adjust the brightness to the maximum: 310mA@5V
- Deep-sleep: The lowest power consumption can reach 6mA@5V
- Moderm-sleep: the lowest can reach 20mA@5V
- Light-sleep: the lowest can reach 6.7mA@5V
- Security WPA/WPA2/WPA2-Enterprise/WPS
- Working temperature -20 ℃~ 70 ℃
- Storage environment -40 ℃~ 125 ℃, <90%RH
Applications:
- Home smart device image transmission
- Wireless monitoring
- Smart agriculture
- QR wireless recognition
- Wireless positioning system signal
- And other IoT applications