The application circuit of the operational amplifier as a battery pack indicator light is shown in the figure
I have a few questions
1. Is the direction of the LED reversed?
2. The inverting terminal
{:1_97:}There are still 4 days left [size=14px] (ending this Thursday, April 25th), how come there are still 27 books left? Based on the principle of emptying the prize pool at the end of the event, i
[align=left][color=rgb(34, 34, 34)][font=宋体][size=4]There are some common experiences in single board design, and I will share them with you today. [/size][/font][/color][/align][align=left][color=rgb
[i=s]This post was last edited by xiyue521 on 2021-5-11 01:12[/i]1. There are not many configurations and functions of PWM, mainly two:rt_pwm_set(pwm_dev, PWM_DEV_CHANNEL, period, pulse);rt_pwm_enable
[NUCLEO-WL55JC2 Review] + ADC Collection and Forwarding
1. Functional description
The function I want to achieve is to collect 4~20MA current and forward it to the host. The first function is that the