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. ...

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. ...

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 are the analog audio interfaces?

On 2023-05-18 13:34:06  in IC Chips

What are the analog audio interfaces?

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

Can RF and Microwave Switches Efficiently Send Signals in the Transmission Path?

On 2023-03-11 14:29:39  in Filter

Can RF and Microwave Switches Efficiently Send Signals in the Transmission Path?

RF and Microwave switches offer improved transmission efficiency and flexibility, but require careful considerations of isolation, insertion loss and switch type. ...

What is the difference between a triode and a MOS transistor on an analog circuit?

On 2019-12-02 10:36:58  in Generally electronic semiconductor

What is the difference between a triode and a MOS transistor on an analog circuit?

This article describes the characteristics of the triode and a MOS transistor. ...

Is Replacing Old Mechanical Relays via PLCs a Good Idea?

On 2018-12-17 12:03:18  in Relays

Is Replacing Old Mechanical Relays via PLCs a Good Idea?

The article explores that Is Replacing Old Mechanical Relays via PLCs a Good Idea ...

The type and technical index of the moving-coil microphone

On 2018-11-01 14:13:26  in Generally electronic component

The type and technical index of the moving-coil microphone

The type and detection method of microphone is a device that converts sound energy into an audio Telecom number,also called a microphone ...

What is a high-power Darlington tube ( module )?

On 2018-10-27 11:25:32  in IC Chips

What is a high-power Darlington tube ( module )?

The high-power Darlington tube is internally connected with a protective device,and the internal structure of the high-power Darlington tube is shown in Figure ...

Diode and transistor detection

On 2018-08-22 12:31:42  in Relays

Diode and transistor detection

In identifying and detecting common components, the resistance is the forward resistance of the diode. ...

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) ...

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 ...

Remote Control Circuit Through Radio Frequency Without Microcontroller

On 2018-12-21 11:31:17  in IC Chips

Remote Control Circuit Through Radio Frequency Without Microcontroller

This article briefly introduces the remote control circuit through radio frequency without microcontroller ...

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 principles and characteristics of capacitive displacement sensors?

On 2023-11-03 15:56:31  in Sensor

What are the principles and characteristics of capacitive displacement sensors?

This article describes the characteristics of the capacitive displacement sensors. ...

What are the five major material technologies for manufacturing nanosensors?

On 2023-09-23 11:37:27  in Sensor

What are the five major material technologies for manufacturing nanosensors?

This article describes the characteristics of the nanosensors. ...

Selection and placement strategy of patch components in PCBA assembly

On 2023-08-05 12:01:33  in PCBA

Selection and placement strategy of patch components in PCBA assembly

In the PCBA (Printed Circuit Board Assembly) assembly process, the selection and placement strategy of SMD components is an important link to ensure the quality and reliability of the circuit board. This article will introduce the selection principles and ...

What are the advantages of the piezoelectric effect?

On 2023-07-12 15:05:18  in Filter

What are the advantages of the piezoelectric effect?

This article describes the characteristics of the piezoelectric effect. ...

What are the types of gas sensors?

On 2020-11-13 10:58:12  in Sensor

What are the types of gas sensors?

This article describes the characteristics of the gas sensors. ...

Do you know how to design the system ground?

On 2019-10-16 10:27:51  in Knownlege

Do you know how to design the system ground?

This article describes the characteristics of the system ground. ...

FPGAs bring many advantages to embedded systems and bring many challenges.

On 2019-06-04 15:42:34  in IC Chips

FPGAs bring many advantages to embedded systems and bring many challenges.

This article describes the characteristics of FPGAs to embedded systems ...

What are the output paths of main transformer of ATX power?

On 2019-03-28 11:35:43  in Transformer

What are the output paths of main transformer of ATX power?

This article describes the output paths of main transformer of ATX power ...

What are the application of transistor?

On 2019-03-01 11:30:25  in Knownlege

What are the application of transistor?

This article writes about the transistor application. ...

What is the principle of the seven-person intelligence responder?

On 2019-01-22 16:57:34  in Knownlege

What is the principle of the seven-person intelligence responder?

This article describes the principle of the seven-person intelligence responder ...

What is a universal bridge?

On 2019-01-05 10:24:47  in Knownlege

What is a universal bridge?

This article introduces the universal bridge. ...

The structure, type and detection method of the loudspeaker.

On 2019-01-04 15:57:15  in Generally electronic component

The structure, type and detection method of the loudspeaker.

This article describes the structure, type and detection method of the loudspeaker. ...

What is the role of the power tube?

On 2018-12-01 11:43:01  in Technology

What is the role of the power tube?

This article describes the role of the power tube ...

Using integrated passive components in the micro-module SIP

On 2018-11-21 11:20:07  in Memory

Using integrated passive components in the micro-module SIP

Integrated passive devices are nothing new in our industry – they have been around for a long time and are well known. ...

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 ...

how to detect the LED emission tube?

On 2018-10-26 16:31:21  in Memory

how to detect the LED emission tube?

The use of multimeter to detect LED luminous platoon is mainly to check whether the LEDs are good ...

MEMS oscillator and quartz clock in the car

On 2019-05-20 13:14:44  in Knownlege

MEMS oscillator and quartz clock in the car

This article writes about the MEMS oscillator and quartz clock in the car ...

Integrate the clock generator into the microcontroller

On 2019-05-07 16:33:50  in Knownlege

Integrate the clock generator into the microcontroller

Accurate clock signals are a prerequisite for reliable communication - whether by radio or by wire. With the ever-increasing demand for data transmission, the previous approach has reached its limit. ...