How many registers available in ESP32

Autobot123
Posts: 2
Joined: Wed Mar 27, 2019 7:18 am

How many registers available in ESP32

Postby Autobot123 » Wed Mar 27, 2019 7:37 am

how many Ports and Registers are available in ESP-WROOM-32..???

ESP_Angus
Posts: 2344
Joined: Sun May 08, 2016 4:11 am

Re: How many registers available in ESP32

Postby ESP_Angus » Wed Mar 27, 2019 10:52 pm

Hi,

Can you please explain what you mean by ports and registers?

Each Xtensa CPU in the ESP32 has 16 general purpose registers, a subset of a register window which is much larger (over 256 I think). Please each CPU has several dozen special purpose registers.

The peripherals in ESP32 all have their own memory-mapped registers, in total there are hundreds of these. The ESP32 Technical Reference Manual (TRM) describes most of them.

Angus

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