-
Download the schematic used in this program: click here. The microcontroller chip used is stc89c52; just find the schematic diagram of the dot matrix part. This is the circuit diagram of the entire ...[Details]
-
The edge trigger of INT1 is only valid on the falling edge. In other words, as long as the falling edge occurs, a low level must appear. Therefore, for a single interrupt, there is no difference betwe...[Details]
-
Note:
1. Pin 1 of AT90S2313 is reset pin. Low level reset
. 2. Pin 2 of AT90S2313 is serial input pin. Pin 3 of AT90S2313 is serial output pin
. 3. PWR TXEN can be connected to any I/...[Details]
-
I bought an ESP8266 module on Taobao some time ago, which is used to communicate with the 51 microcontroller. Now I will share the general process, hoping to help those who want to learn. Three parts...[Details]
-
The RF GaN market will grow to $1.7 billion in 2023, and Qorvo, Sumitomo and Wolfspeed will benefit. According to the Strategy Analytics Advanced Semiconductor Applications (ASA) report, the RF GaN ...[Details]
-
The oscilloscope probe is crucial to the accuracy and correctness of the measurement results. It is an electronic component that connects the circuit under test to the input of the oscilloscope. The ...[Details]
-
1. Power supply interference and its suppression technology Generally speaking, any electronic device or system is undoubtedly inseparable from the power supply, so it is of practical significance to...[Details]
-
Preface In modern industry, induction heating technology is widely used in metal smelting, pipe bending, hot forging, welding and surface heat treatment. Induction heating is based on the princ...[Details]
-
1. Download and unzip the software and files; 2. Connect the ATM8 card writer; 3. Run the ATMEGA8BDC card writer software, insert the ATM8 card, and click the {idiot button} on the software
4...[Details]
-
CommScope recently announced the expansion of its access point (AP) product portfolio that supports Wi-Fi 6 technology to help achieve higher data rates, greater network capacity, higher power effici...[Details]
-
D/A is just the opposite of A/D. An 8-bit D/A, from 0 to 255, represents 0 to 2.55V. If we use the microcontroller to send 100 to the third byte, the D/A pin will output a 1V voltage, and send 200 to...[Details]
-
Introduction: HT9200A is a serial DTMF circuit chip produced by Holtek. This paper analyzes the circuit structure and function characteristics of HT9200A, gives the interface circuit between HT9200A ...[Details]
-
How much do you know about IGBT? IGBT (Insulated Gate Bipolar Transistor), an insulated gate bipolar transistor, is a composite fully controlled voltage-driven power semiconductor device composed of ...[Details]
-
According to foreign media reports, in late March, the US Patent and Trademark Office published a patent application related to Apple's Project Titan. It is reported that the patent describes a syste...[Details]
-
In the third quarter of 2024, Texas Instruments (TI)'s performance showed some signs of recovery. In the quarterly earnings conference call held on October 22, TI CEO Haviv Ilan and CFO Rafael Liza...[Details]
PCB Design
京公网安备 11010802033920号
EEWORLD