-
1. High temperature, high pressure and impact test:
Target: LED lamps (finished lamps including LED Driver)
Reference standard: Industry experience
Test Methods:
1. Place the five LED...[Details]
-
Compared with current automotive interior and exterior lighting solutions, LED lighting has many advantages, such as higher performance, longer life, and lower cost. This lighting method improves t...[Details]
-
Replay
...[Details]
-
#include INTRINS.H
#include stdio.h
#include reg51.h
sbit SCK=0x91;//clock line port
sbit SDA=0x90;//data line port
#define I2C_Address 0xa0 //I2C chip address
#define nop _n...[Details]
-
According to Espressif's official WeChat account, on November 30, 2019, Espressif's flagship chip ESP32 passed the Bluetooth LE 5.0 certification of the Bluetooth Technology Alliance (Bluetooth SIG)....[Details]
-
太阳能路灯的应用具有重要的现实意义，尤其是靠小规模火力发电或季节性水力发电的地区，更应大力发展太阳能电力。太阳能路灯以其先进、稳定、智能、成熟的控制技术及显著的节能特性、简便的维护方式等特点得到推广。随着太阳能照明灯具产品的普及，很多应用项目存在质量和售后服务问题。因此，需及时分析原因、规范市场，使太阳能路灯市场健康有序地发展。太阳能是地球上最为直接、普遍、清洁的能源，其作为一种可再生能源，每天达...[Details]
-
The main functional modules of the independent key structure expansion in the
PIC
microcontroller are as follows:
· Single-chip microcomputer system: realize the control of the stand-alon...[Details]
-
Xu Chaoqian, deputy director of the High-tech Department of the Ministry of Science and Technology, said at the 2021 China Automotive Industry Development (TEDA) International Forum that during the 1...[Details]
-
#pragma interrupt_level 1 void function (void) { } Then write the following in the interrupt function: #pragma interrupt_level 1 void interrupt(void) { function(); } void main (void) { function()...[Details]
-
The ABS/ASR/VDC integrated system, which integrates the anti-lock braking system ABS (Anti-lock Braking System), the acceleration slip regulation system ASR (Acceleration Slip Regulation System) and ...[Details]
-
On April 13, Feikai Materials held a performance briefing for 2021. An investor asked: How much impact will the worst-case scenario of the epidemic have on the company? In response to this, Cao Song...[Details]
-
1. Method
Any node in the circuit is selected as the reference node, and the voltage between other nodes and this reference node is called "node voltage". The node method uses node voltage as ...[Details]
-
The timer function of STM32 is very powerful, including TIME1 and TIME8 advanced timers, TIME2~TIME5 general timers, TIME6 and TIME7 basic timers. The general TIMx (TIM2, TIM3, TIM4 and TIM5) tim...[Details]
-
In order to compare the difference between the C20A probe and the AC20A inductive probe, I connected a different current probe to each channel in this demonstration. I connected a C20A current probe ...[Details]
-
In most processors after ARM V4 and V4T, the interrupt vector table can have two locations: one is 0 and the other is 0xffff0000. This can be controlled by the V bit (bit ) in the CP15 coprocessor ...[Details]
Linux and Android
京公网安备 11010802033920号
EEWORLD
