Do you still remember the STM32F7DISC development board from the community activities two years ago? Today, MicroPython has upgraded its support for it and can use external SRAM. The STM32F7DISC devel...
[align=left][color=#252525][size=4]1 DC Indicators [/size][/color][/align][align=left][color=#252525][size=4] Input offset voltage VIO: The input offset voltage is defined as the compensation voltage ...
[font=宋体][size=3]Let's analyze why PIC has BANK and PAGE settings from the instruction structure of PIC microcontroller. First, let's see why PIC divides the RAM area into multiple BANKs. [/size][/fon...
I use the following program structure to calculate the flow rate, and I find that the cumulative flow rate error is too large. The main reason is that I read the pulse number in one second, and I cann...
There may be a lot of bugs. The UI is also ugly. This is made by a novice for fun, so please don’t criticize me if you are a big shot! ! ! ! !
1. Upload. If the id or api-key is incorrect, an error wi...
Broadband services supporting triple play voice, video and data are evolving for first mile customers (small businesses and homes). A key factor in this FTTx evolution is GPON (Gigabit Passive Opti...[Details]
This article will discuss a common problem in wireless mobile data reception.
Problems facing RF receivers
The common problem faced by RF receivers is that the same hardware must be used ...[Details]
AD604 is a product of Analog Devices (AD). Compared with similar products, AD604 has the characteristics of ultra-low noise, high precision, continuously adjustable gain, and the decibel (dB...[Details]
Most
embedded
systems are powered from a 48V backplane. This voltage is typically stepped down to a lower intermediate bus voltage of 24V, 12V, or 5V to power the circuit board racks withi...[Details]
TMS320C62X is a new generation of high-performance fixed-point digital signal processor (
DSP
) chip
from Texas Instruments (
TI
). The software design problem based on
DSP
is to use...[Details]
Abstract: This paper introduces the controller, interface, display principle and driving method of the handheld computer LCD display based on the SA1110 microprocessor. Combined with the HPC projec...[Details]
The teardown of the third-generation iPhone shows that the phone is more integrated and may cost less, in part because of the use of chips from Broadcom and Toshiba. One analyst joked that the "S" ...[Details]
Today, many wireless devices combine GSM, WCDMA, Bluetooth, WLAN, GPS and FM technologies and support the high data rates required for mobile Internet. Moreover, as customers demand mobile wireless...[Details]
Today, the value of electronic components in cars accounts for 15-20% of the total vehicle. In the future, as more safety electronic devices, fuel consumption and fuel emission control electronic s...[Details]
Analysis of automotive sensor testing requirements
At present, the control system used in automobiles can be functionally divided into three parts: sensor unit, control unit and execution ...[Details]
1 Introduction to Oscilloscope
An oscilloscope is a tool used to measure the fluctuation of voltage or current in a circuit. It can reflect the working condition of the device in real time...[Details]
Future 4C products are characterized by low price, light weight and mobile Internet access, so their power supply design must break away from traditional limitations, including complicated external...[Details]
Introduction
The wireless market is like a new field for us. The explosive growth of new radio frequency (RF) technologies has created new opportunities to solve old problems. Flexible hig...[Details]
Hardware road:
Step 1: PCB design, generally for the circuit cutting and expansion of the development board, based on the development board schematic, draw the PCB and package library, and...[Details]
High-speed downlink transmission rates exceeding 100Mbps, coexistence of LTE and other standards, consumer requirements for terminal battery standby time, and eNodeB manufacturers' requirements for...[Details]