The problem of CPLD driving MAX7219

On 2023-03-15 13:45:13  in IC Chips

The problem of CPLD driving MAX7219

CPLD is used to drive MAX7219 IC, making it possible to control up to 64 individual LEDs with minimal control pins from a controller. It is simpler to program and has higher speed than microcontrollers. ...

More Chip Production Moves to 300mm Wafers

On 2023-02-24 14:36:17  in IC Chips

More Chip Production Moves to 300mm Wafers

Mitsubishi Chemical and Dow Corning have developed new processes to improve the production yields of 300mm μ-SiC wafers, enabling the manufacture of more, smaller, and faster integrated circuits. ...

What issues should be paid attention to when designing the PCB board of a high-speed DSP system?

On 2020-08-26 10:44:01  in Generally electronic semiconductor

What issues should be paid attention to when designing the PCB board of a high-speed DSP system?

This article describes the characteristics of PCB board. ...

How to choose the drive resistance in the triode analog circuit?

On 2019-09-28 10:43:01  in Technology

How to choose the drive resistance in the triode analog circuit?

This article describes the characteristics of the drive resistance. ...

How to apply self-interrogation and diagnostic functions to ensure the integrity of sensor data?

On 2021-05-31 10:42:42  in Sensor

How to apply self-interrogation and diagnostic functions to ensure the integrity of sensor data?

This article describes the characteristics of the sensor. ...

What is the working principle of various buck regulators?

On 2021-07-26 11:33:07  in Transformer

What is the working principle of various buck regulators?

This article describes the characteristics of the regulators. ...

What is the working principle of various buck regulators?

On 2021-07-13 10:55:40  in Transformer

What is the working principle of various buck regulators?

This article describes the characteristics of the regulators. ...

What is COB?

On 2019-01-02 15:26:57  in Technology

What is COB?

This article writes about the COB ...

12V battery level indicator circuit (LED bargraph)

On 2018-12-20 11:55:33  in Generally electronic component

12V battery level indicator circuit (LED bargraph)

This article briefly introduces 12V battery level indicator circuit (LED bargraph) ...

What is the principle of patch miniature FM radio?

On 2019-01-12 13:42:13  in Knownlege

What is the principle of patch miniature FM radio?

This article briefly introduces the principle of patch miniature FM radio. ...

What is the working principle of the bias circuit in the triode amplifier circuit?

On 2019-10-17 10:02:01  in Knownlege

What is the working principle of the bias circuit in the triode amplifier circuit?

This article describes the characteristics of the triode amplifier. ...

Four wave soldering daily maintenance and maintenance knowledge

On 2018-10-30 11:01:43  in Relays

Four wave soldering daily maintenance and maintenance knowledge

Four wave soldering daily maintenance and maintenance knowledge 1 regularly check the heating pipe voltage is normal,too high voltage will damage the heating pipe. ...

HDMI interface circuit analysis and fault maintenance.

On 2019-07-02 16:17:23  in Connector

HDMI interface circuit analysis and fault maintenance.

This article writes about the HDMI interface circuit analysis and fault maintenance. ...

Several chips on computer motherboard

On 2019-02-12 17:09:53  in IC Chips

Several chips on computer motherboard

This article writes about several chips on computer motherboard ...

What is a counter and its classification

On 2018-12-15 15:15:54  in IC Chips

What is a counter and its classification

​This article writes about the counting and its classification ...

What are the six advantages of Wi-Fi 6 in the car?

On 2023-06-17 11:52:15  in IC Chips

What are the six advantages of Wi-Fi 6 in the car?

This article describes the characteristics of the Wi-Fi 6. ...

How to solve some problems of RS-485?

On 2022-03-01 11:32:36  in Connector

How to solve some problems of RS-485?

This article describes the characteristics of the RS-485. ...

What are the RS-422 and RS-485 interfaces and what are their characteristics?

On 2021-11-02 10:39:17  in Connector

What are the RS-422 and RS-485 interfaces and what are their characteristics?

This article describes the characteristics of the interfaces. ...

What is the detection principle of the optical fiber sensor?

On 2021-02-27 10:46:10  in Sensor

What is the detection principle of the optical fiber sensor?

This article introduces the detection principle of optical fiber sensors. ...

What is the mainstream sensor technology in cars?

On 2021-02-05 12:41:22  in Sensor

What is the mainstream sensor technology in cars?

This article describes the characteristics of automotive sensor technology. ...

What is the detection principle of fiber optic sensors?

On 2021-01-30 10:58:15  in Sensor

What is the detection principle of fiber optic sensors?

This article introduces the detection principle of fiber optic sensors. ...

What is solid state RF power amplifier technology?

On 2020-03-11 10:31:33  in IC Chips

What is solid state RF power amplifier technology?

This article describes the characteristics of the solid state RF power amplifier. ...

What is solid state RF power amplifier technology?

On 2020-01-10 10:48:56  in Discrete Semiconductor

What is solid state RF power amplifier technology?

This article describes the characteristics of the solid state RF power amplifier. ...

How can Advance innovations improve the efficiency of data center memory?

On 2019-12-03 10:48:07  in Generally electronic semiconductor

How can Advance innovations improve the efficiency of data center memory?

This article describes the characteristics of the memory. ...

CPU power supply principle.

On 2019-11-16 10:37:22  in IC Chips

CPU power supply principle.

This article describes the characteristics of CPU power supply principle. ...

How to solve the electromagnetic interference problem of LED drive power?

On 2019-09-24 10:17:31  in Photoelectric

How to solve the electromagnetic interference problem of LED drive power?

This article briefly introduces how to solve the electromagnetic interference problem of LED drive power? ...

What are the application examples of electromagnetic compatibility technology?

On 2019-08-06 11:11:49  in Technology

What are the application examples of electromagnetic compatibility technology?

This article describes the characteristics of the electromagnetic compatibility. ...

How can Advance innovations improve the efficiency of data center memory?

On 2019-08-03 10:22:37  in Memory

How can Advance innovations improve the efficiency of data center memory?

This article describes the characteristics of the memory. ...

What are the advantages of OLED screens over LED screens?

On 2019-07-15 10:38:43  in Photoelectric

What are the advantages of OLED screens over LED screens?

This article describes the advantages of OLED screens over LED screens ...

How to use a mechanical multimeter?

On 2019-01-27 14:43:12  in Technology

How to use a mechanical multimeter?

This article introduces how to use a mechanical multimeter. ...

What are the main parameters and types of LEDs and how to detect LED?

On 2018-12-14 13:55:28  in Photoelectric

What are the main parameters and types of LEDs and how to detect LED?

This article writes about the the main parameters and types of LEDs and how to detect LED ...

What is a monochrome LED dot matrix display?

On 2018-10-29 15:27:20  in Relays

What is a monochrome LED dot matrix display?

Excellent LED dot matrix display is a monochrome light-emitting diode in accordance with the structure of rows and columns ...

Analysis and maintenance of DVI Interface Circuit DVI interface introduction.

On 2019-11-23 10:27:30  in IC Chips

Analysis and maintenance of DVI Interface Circuit DVI interface introduction.

This article describes the characteristics of DVI Interface Circuit DVI interface. ...

IO chip and clock chip on the computer motherboard

On 2019-02-14 10:55:13  in IC Chips

IO chip and clock chip on the computer motherboard

This article writes about the IO chip and clock chip on the computer motherboard ...

The surface components welding points

On 2019-01-15 13:25:53  in Knownlege

The surface components welding points

This article describes the surface components welding points ...

How to disassemble electronic component?

On 2019-01-15 10:39:49  in Knownlege

How to disassemble electronic component?

This article describes how to disassemble electronic component ...

How to disassemble electronic component?

On 2019-01-12 15:53:31  in Knownlege

How to disassemble electronic component?

This article describes how to disassemble electronic component ...

What are the main parameters of the triode?

On 2019-01-08 14:51:04  in Generally electronic semiconductor

What are the main parameters of the triode?

This article describes the main parameters of the triode ...

What is the main process technology of RF power amplifier?

On 2020-03-13 09:59:43  in IC Chips

What is the main process technology of RF power amplifier?

This article describes the characteristics of the RF power amplifier. ...

What is the main process technology of RF power amplifier?

On 2020-01-11 10:50:21  in IC Chips

What is the main process technology of RF power amplifier?

This article describes the characteristics of the RF power amplifier. ...