User's Manual

1 Overview
1 Overview
1.1 Module Overview
ESP32-MINI-1 is a highly-integrated, small-sized Wi-Fi+Bluetooth
®
+Bluetooth
®
LE MCU module that has a rich
set of peripherals. This module is an ideal choice for a wide variety of IoT applications, ranging from home
automation, smart building, consumer electronics to industrial control, especially suitable for applications within a
compact space, such as bulbs, switches and sockets.
This module comes in two versions:
• 85 °C version
• 105 °C version
Table 11. ESP32MINI1 Specifications
Categories Items Specifications
Wi-Fi
Protocols
802.11 b/g/n (802.11n up to 150 Mbps)
A-MPDU and A-MSDU aggregation and 0.4 µs guard
interval support
Frequency range 2412 ~ 2484 MHz
Bluetooth
®
Protocols
Protocols v4.2 BR/EDR and Bluetooth
®
LE specifica-
tions
Radio
Class-1, class-2 and class-3 transmitter
AFH
Audio CVSD and SBC
Hardware
Module interfaces
SD card, UART, SPI, SDIO, I2C, LED PWM, motor
PWM, I2S, infrared remote controller, pulse counter,
GPIO, touch sensor, ADC, DAC, Two-Wire Automo-
tive Interface (TWAI
TM
, compatible with ISO11898-1)
Integrated crystal 40 MHz crystal
Integrated SPI flash 4 MB
Operating voltage/Power supply 3.0 V ~ 3.6 V
Operating current Average: 80 mA
Minimum current delivered by power
supply
500 mA
Recommended operating tempera-
ture range
85 °C version: –40 °C ~ +85 °C; 105 °C version: –40
°C ~ +105 °C
Moisture sensitivity level (MSL) Level 3
1.2 Pin Description
ESP32-MINI-1 has 55 pins. See pin definitions in Table 1-2.
Espressif Systems 4 ESP32-MINI-1 User Manual (Preliminary v0.1)