Disadvantages of Xinhualong's EC5 on the market: 1. Unstable during downloading; 2. Price is 99 yuan; 3. The product warranty is only three months. Our company's c8051f microcontroller emulator: 1. St...
When I was doing an experiment, I used an isolation transformer, so I bought one. I wanted to see how it works, so I drew the circuit diagram according to the PCB board, but I couldn't understand it n...
Today my boss threw this Bluetooth player and asked me to disassemble it. . . . After disassembling it, it looks like this, but I don't know what model the main chip is? I want some experts to give me...
[font=Tahoma, Helvetica, SimSun, sans-serif]ST BLE driver written by foreign netizens in python. [/font] [img=600,305]http://forum.micropython.org/download/file.php?id=386[/img] [img=600,1067]http://f...
【JDPCB】Qisda is introducing smart factories in phases. Chairman Chen Qihong said yesterday (25th) that through high automation, order delivery can be accelerated. The current benefits have reached a...[Details]
For STM32, there are two ways to reset the software: 1) Use the official software library The system reset function is directly provided in the stm32f10x_nvic.c file of the official software li...[Details]
When the domestic discussion about "ZTE being banned" was hot, Alibaba officially announced the acquisition of chip supplier
Zhongtianwei
, but the investment amount was not disclosed. At t...[Details]
Regarding the PHY construction of LWIP, the PHY chip used is LAN8720A, RMII mode. Regarding the hardware connection part, the Atomic board F407 is used, and the hardware connection is as follows: ...[Details]
Development Background: 1. Main chip - STM32F207VCT6; 2. TCP/IP protocol stack - LWIP, transplanted based on ST routines; 3. Operating system - none (bare metal); Anomalies: 1. Power on the device wi...[Details]
With the implementation of the first version of the NR sub-6GHz draft of 3GPP in December 2017, and the subsequent Phase 2 drafts, semiconductor manufacturers and terminal manufacturers began to ...[Details]
At the beginning of the new year of 2018, after the release of the national photovoltaic policy, we found that the state’s support for village-level poverty alleviation power stations has not weake...[Details]
On May 16, in response to
the public opinion storm caused by
Lenovo's
"
5G
voting" incident,
Lenovo
Holdings Chairman and
Lenovo
Group Founder Liu Chuanzhi, Lenovo Gr...[Details]
In recent years, in addition to Huawei Kirin
chips
in the mobile phone industry
, Xiaomi's own processor Pengpai S1, AI
chip
start-ups such as Cambrian, Horizon, and Deephi Technolo...[Details]
OSC_IN and OSC_OUT are external crystal pins by default. If you do not use an external crystal oscillator on the STM32, how to connect OSC_IN and OSC_OUT If you use the internal RC oscillator instead...[Details]
LiDAR is a comprehensive light detection and measurement system. Compared with ordinary radar, LiDAR can provide high-resolution radiation intensity geometric images, distance images, and speed im...[Details]
Photovoltaic inverters are the core equipment of photovoltaic systems. Their main function is to convert the direct current generated by photovoltaic modules into alternating current that meets the...[Details]
//Environment: winavr+avr studio char temp=0; ISR(TIMER1_COMPA_vect )//interrupt function { // user code here temp++; if (temp==10) temp=0; PORTA=temp; DDRA=0xff; } void ...[Details]
1. ATMEGA128 Data Sheet Watchdog Timer The watchdog timer is driven by an independent 1 MHz on-chip oscillator. This is a typical value at VCC = 5V. See the characteristic data for typical val...[Details]
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