Let's talk about the cost-effectiveness of these three ARM11s from the following factors: 1. Chip cost, product cost, R&D cycle 2. Stability 3. Technical support Welcome everyone to talk about it, we ...
Currently, there is a biological electrode for measuring toxicity, and the electrode measurement characteristics are correlated with voltage. The electrode output fluctuates in the range of about 300m...
[color=#000000][font=Tahoma][size=9pt] [/size][/font][font=宋体][size=9pt]Leakage tracking tester[/size][/font][font=Tahoma][size=9pt] [/size][/font][font=宋体][size=9pt]is a simulation test item specifie...
Author: chenzhufly QQ: 36886052 (Please indicate the source when reprinting)1. Hardware ConnectionThe 6th pin GPIO1_3 of P8 of BeagleBone is connected to the data pin of DS18B20. The connection relati...
[size=5]This article summarizes the key points in FPGA application design, including clock tree, FSM, latch, and logic simulation. [/size][size=5] FPGA is more useful than we usually think, because it...
[i=s]This post was last edited by jameswangsynnex on 2015-3-3 19:58[/i] Netbooks have been very popular in the past two years. Thanks to their low prices, they have met the needs of quite a number of ...
1. Principle 1. Infrared emission protocol The infrared transmission protocol has been written in the previous article , so I will not repeat it here. 2. Timer counting and input capture A timer...[Details]
CMSIS Driver has similar API functions and similar calling methods. It is a further encapsulation based on the ST HAL library. It is much more convenient and simpler to use and configure than the ST ...[Details]
Using Systick timer to achieve delay 1. SysTick timer characteristics The SysTick timer is a 24-bit down counter, that is, when vlue is decremented to 0, an interrupt is triggered and the load va...[Details]
I used STM32CubeMX V4.22.1 to generate a project including EHT and Lwip. The debugging has been abnormal. After careful inspection, the following problems were found: 1. The hardware uses LAN8720A, b...[Details]
Leading Chinese PV inverter manufacturer Huawei said it is supplying string inverters to a 75MW fully digital utility-scale solar project in Brazil, which it claims is the first of its kind in the cou...[Details]
In order to strengthen the traceability management of recycling and utilization of power batteries for new energy vehicles, and to standardize and guide all relevant parties to fulfill their tracea...[Details]
Notes on inverter installation and maintenance:
1. Before installation, you should first check whether the inverter is damaged during transportation.
2. When selecting an installa...[Details]
STM32 has two watchdogs: independent watchdog and window watchdog. This article mainly introduces the use of independent watchdog. Independent watchdog (IDWG): driven by an independent 40KHZ low-sp...[Details]
The storage media corresponding to the three boot modes of STM32 are built-in to the chip, they are: 1. User Flash = Flash built into the chip 2.SRAM = RAM area built into the chip, which is the m...[Details]
If you do not use an external crystal on the STM32, the connection method of OSC_IN and OSC_OUT If you use the internal RC oscillator instead of an external crystal, please follow the following metho...[Details]
When the program starts running, light A turns on for 5 seconds, then turns off, light B turns on for 5 seconds, light B turns off, light C turns on for 5 seconds, light C turns off, the program ends...[Details]
Design a program for the 51 single-chip microcomputer. It is known that the crystal oscillator frequency of the 89C51 single-chip microcomputer is 12MHz, and it is required to use T1 timing to output...[Details]
The following comes from - "cortex-M3 Definitive Guide" Special function register group: Program Status Registers (PSRs or xPSRs) Interrupt mask register group (PRIMASK, FAULTMASK, and BASEPRI) ...[Details]