[i=s]This post was last edited by Tiantian1 on 2021-11-17 15:08[/i]This is someone else's circuit diagram. I don't understand the upper right corner. VIN inputs 12V. I don't know what the circuit comp...
[i=s]This post was last edited by RCSN on 2021-12-25 08:49[/i]In the previous post, Playing with AT32F437 (4) --- Using SPI transmission as an example to explore the internal flash performance , the a...
GND is the abbreviation of the ground terminal of the wire. It represents the ground wire or the zero wire. GND (Ground) on the circuit diagram and the circuit board represents the ground wire or the ...
I am a little confused about the calculation of constant voltage BUCK inductor. The input voltage range is required to be 176-265Vac, the output is 9V/1A, the efficiency is 91%, and the core is EE10. ...
Recently, Xiaomi has conducted multiple rounds of preheating for the Xiaomi 12 series screens. It has been confirmed that Xiaomi 12 will use a 6.28-inch dual-curved 1080P screen, while Xiaomi...[Details]
Introduction to ColdFire Series Processors Freescale's 32-bit processors are divided into PowerPC series, ColdFire series and DragonBall series. ColdFire series is one of the important components, w...[Details]
On November 9th local time, Swedish TV reported that the Stockholm Administrative Court issued a temporary injunction on the 9th to stop the Swedish Post and Telecommunications Authority (PTS) from i...[Details]
NVIC, Chinese name Nested Interrupt Vector Controller, is a unique integrated unit inside the Cortex-M3 series controller, which is closely integrated with the CPU, reduces interrupt latency and can ...[Details]
If nothing unexpected happens, this year's Apple fall new product launch conference will be held in September, such as the rumored September 24 (Friday). With only more than two months left, the la...[Details]
At present, the mainstream interface used by hard disk drives is Advanced Technology Configurator Interface (ATA), also known as IDE interface, and most hard disk drives use parallel ATA interf...[Details]
The figure shows a circuit that uses a general-purpose I-type F004 op amp to form an adjustable voltage-stabilized power supply. The output voltage V0 = 6 ~ 25V, and the output current I0 = 1A. The c...[Details]
1.?Detection of color-coded inductors
Set the multimeter to r×1, connect the red and black test leads to any lead-out terminal of the color-coded inductor, and the pointer should swing to ...[Details]
According to MEMS Consulting, MEMS LiDAR has always been regarded as the fastest commercial LiDAR technology route to be implemented in the field of autonomous driving. Only a quarter of 2019 has pas...[Details]
The commonly used test pen is shown in Figure 7-33. When using it, hold the pen cap, let your fingers touch the metal pen hook, and let the pen tip touch the charged object. At this time, if the volta...[Details]
1. Purpose: To explain the method of multiplexing the serial port pins of W806. 2. Materials used: 1. Hardware: W806 development board. 2. Software: W806 data package- SDK_DEMO_reference example. ...[Details]
Power management solutions for today's portable application processors are becoming increasingly integrated. Total power consumption, standby and sleep current consumption affect battery size, bill...[Details]
1. Reset STM32F supports three reset forms, namely system reset, power reset and backup area reset. 1.1 System reset When one of the following events occurs, a system reset is generat...[Details]
According to MEMS Consulting, SmartSens, a leading CMOS image sensor supplier, recently announced the official launch of the "SmartSensor" AI smart sensor chip platform concept (hereinafter referr...[Details]
Changdian Technology released a plan for the private placement of A-shares in 2020, stating that the company plans to raise a total amount of no more than 5 billion yuan (including 5 billion yuan). T...[Details]
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