See the figure for my circuit diagram. I use LF412 as a voltage follower and amplify the signal, and then convert the amplified analog signal into a digital signal 1 or 0 through LM339. However, I use...
[i=s]This post was last edited by Tas_Lan on 2022-10-22 14:56[/i]fpm383C fingerprint module
Module Introduction
The HLK-FPM383C series fingerprint module has complete fingerprint processing capabiliti...
The low power consumption in stop mode should be UA level, but mine is MA level. I have been confused for a long time. Can anyone help me? The board is the core board, LED, ASM1117, crystal oscillator...
I've been learning MSP430 development recently, and I'm a little confused about LCD display: How does the segment LCD in 4MUX mode display? How is the value of LCDMEM paid to the MSP430 chip determine...
Does F149 need to be connected to the IO port of the dot matrix LCD directly (in parallel)?The LCD driver is ST7565R (128×64), and the IO port is connected to P2 port430. The IO port has an internal p...
1. Several nouns
ABI:
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There are more and more electric vehicles. Recently, I have heard some news about electric vehicles performing poorly in winter. I would like to briefly introduce whether heat pump technology is mo...[Details]
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Electronic devices are small individual components in electronic circuits. Transistors are common electronic components. Because of their wide range of applications, according to the usage of the e...[Details]
Analog electronics
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