ESP8266

1 概述

ESP8266 结构框图：

1.1 MCU 体系结构

Tensilica Xtensa LX3 32-bit RISC SOC clocked at 80 MHz

• 32-bit ALU
• 16, 32 or 64 GPR
• six special purpose registers
• 80 base instructions

The Xtensa ISA employs 24-bit instructions with 16-bit narrow encodings for the most common instructions.