BH1750 is a digital light intensity sensor, which uses I2C interface to work, so it saves GPIO port resources. Combining it with an OLED screen can form a small and convenient light intensity detectio
[i=s] This post was last edited by chenbingjy on 2017-10-18 16:48 [/i] Now I need to use STM32 to make a product with dual power supply. The battery does not work when there is AC power, and the batte
When using launchpad to simulate MSP430G2553, variable parameter overflow often occurs, leading to an infinite loop. Has anyone encountered this problem? For example, void delay (uchar num) { while (n
There are three questions: Is there any difference between 232 serial port programming and 485 serial port programming under DOS? Can they be used interchangeably? What should I pay attention to when