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Overview :
ESP32-A1S is an ultra-small, powerful module. Built-in advanced low-power dual-core 32-bit CPU and Codec AC101 audio decoding chip, can be widely used in various IoT applications, suitable for smart home devices, smart Audio, story machine solutions, etc. are the ideal solution for IoT applications.
ESP32-A1S adopts SMD package to realive rapid production of products and provide customers with high-reliability connection mode. It is especially suitable for modern, large-scale, low-cost production methods, and is convenient for various IoT hardware terminal applications.
Specification :
| Model | ESP32-A1S |
| CPU | Xtensa 32-bit LX6 Dual Core Processor |
| ROM | 520 KByte SRAM RTC 16 KByte SRAM |
| Package | DIP-16 |
| Size | 65*58(±0.2)mm |
| Memory | SPI Flash: 32Mbit default 520KB SRAM+8M PSRAM |
| Communication Interface | UART / SPI / I2C / PWM |
| GPIO | 10 |
| TF | Maximum support for 64G TF card reading and writing |
| Series Rate | 115200 bps default |
| Audio Input Output | LINEIN Stereo input channel HPOUT Stereo mixer gain channel earphone output LOUT/ROUT 3W Amplifier audio output |
| Frequency Band | 2412~2484MHz |
| WiFi 802.11 | b/g/n/d/e/i/k/r (802.11n, Speeds up to 150Mbps) |
| Bluetooth | V4.2 BR/EDR and BLE standard, NZIF receiver with -98dbm sensitivity, Class-1,Class-2 and Class-3 transmitter, Support AFH, Support CVSD and SBC audio format |
| Supply Voltage | 5V 2A |
