- on Microcontrollers
- Published in issue 3/2018 on page 32
ESP32 Low Power
Programming the ULP coprocessor
Many developers who work with the ESP8266 are unhappy with its high current consumption. The ESP32 offers a remedy for this — it is equipped with a coprocessor designated ULP, which has considerably less functional scope but needs less power. However, the ULP processor requires programming in assembly language, and here we show you how.
- www.elektor.com/esp32-devkitc
- www.elektormagazine.com/160454
- www.silabs.com/products/development-tools/software/usb-to-uart-bridge-vcp-drivers
- www.elektor.tv
- http://esp-idf.readthedocs.io/en/latest/get-started/index.html#get-started-connect
- https://dl.espressif.com/dl/schematics/ESP32-Core-Board-V2_sch.pdf
- http://espressif.com/sites/default/files/documentation/esp32_datasheet_en.pdf
- http://espressif.com/sites/default/files/documentation/esp32_technical_reference_manual_en.pdf
- https://github.com/krzychb/ulp-loop/blob/master/main/ulp/loop_blink.S
- https://github.com/espressif/binutils-esp32ulp/wiki#downloads
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