CPU IntroductionPHY6212 is equipped with ARM Cortex-M0 CPU. Its CPU, memory and all peripherals are connected by AMBA bus structure.ARMCortex-M0 CPU has 16-bit instruction set and 32-bit extension (Th...
Look at the circuit diagram below: RX0 - RXn is the resistance to be measured. The circuit working idea is: the current source is connected to the output end of CD4051 through an unknown small resisto...
1. Introduction
Suitable for access control of residential buildings, its main function is to support password input and face recognition unlocking.
Can be viewed remotely2. System Block Diagram
The a...
How to use DMA to receive variable-length data in stm32 serial port, please help me:Sad: 1. I found on the Internet that idle interrupt + DMA can receive variable-length data, but after reading a lot,...