Who are we?

Espressif Systems

Espressif Systems

• Fabless semiconductor company
• Shanghai-based
• IoT/WiFi/BT SoCs

History

WiFi module in 2013

Highly integrated

• Only 8 external components
• Automatic calibration
• No advanced controlled PCB needed

Result:

No more modules needed

Cost-reduction

ESP8266

Features

• Xtensa LX106 processor
• 64KiB IRAM, 96KiB DRAM
• GPIO, UART, SPI
• SPI interface to external SPI flash
• WiFi

IoT:

• WiFi LED lamps
• WiFi sensors
• WiFi actuators
• Combine with other uCs

Projects

And More

Vacuum Cleaners, Smart Lights, Air Purifiers, Drawing Robots, Serial Interfaces, Humidifiers, A/C Controls, AQI Sensors, Robot Arms, Weather Stations, Flight Trackers, ...

A New Chip: The ESP32

Specs:

• 2X 240MHz Tensilica Diamond 108Mini
• 520KiB of RAM
• WiFi: 802.11BGN 2.4GHz
• BT/BTLE 4.2
• Low-power coprocessor
• UARTs, SPI, I2S, I2C, DAC, ADC, PWMs, RMII, GPIO mux, ...
• Temperature & Hall sensor