The pull-up resistor is 10K. Connection tips: could not find supported cpu core on jtag chain bad jtag communication: write to ir: expected 0x1, got 0x7 (tap command: 2) @ 0ff 0x5. But I can use JLINK...
I have a radio module, and I borrowed the 51 MCU routines to write a small program for 430. Use digital tube display. Just after I finished writing it, it was wiped out again. I cried. I have to write...
Abstract: A new soft buffer circuit technology is proposed, which is different from the RC buffer circuit. It combines current-mode PWM control and uses the coupled inductor in the flyback converter a...
Chapter 4 Hanker TM4C123 Peripheral Application 4.4 TM4C123 Serial Communication 4.41 Principle Analysis: Students who have studied 51 will know serial communication. Serial port is a very common devi...
How to change the DSP library of stm32f4 to be usable by stm32f1, which file is ARMCM4.h in it, and which kernel library indicates that it supports contex m3...
【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]
Recently, the results of the 2018 German Red Dot Design Award were announced. GoodWe, a company located in Suzhou High-tech Zone, stood out among thousands of outstanding design products from 5...[Details]
1. Problem When developing STM32 with IAR, I found that I could not print floating point numbers by redirecting printf to the serial port. The code is as follows: The output is as follows: It can...[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]
introduction In the general project development process, two or more microcontrollers are often required to communicate to complete data transmission. For example, a quadcopter wirelessly transmits d...[Details]
Although it is early summer, the Chinese smartphone market is still in the cold winter, just like Beijing in April with snow. For mobile phone brands caught in the middle, the cold is even more bit...[Details]
In the Huaxing Optoelectronics LCD panel
factory
located in Guangming New District, Shenzhen
, apart from a few people repairing machines, it is often difficult to see other people. Here, ev...[Details]
This example is mainly to familiarize yourself with the register configuration of Timer A and the configuration method of IAR. /*********************************************** Program function: re...[Details]
This program is used in the development board to generate sounds of different frequencies. The overall program is relatively simple, mainly using two timers. The code and my comments are as follows. ...[Details]
What is SYSTICK: This is a 24-bit system tick timer, SysTick, with automatic reload and overflow interrupt functions. All microcontrollers based on the Cortex_M3 processor can obtain a certain time ...[Details]
1. FSMC Brief FSMC, the Flexible Static Storage Controller, is capable of interfacing with synchronous or asynchronous memories and 16-bit PC memory cards. The FSMC interface of STM32 s...[Details]
On the eve of 5G
commercialization,
ZTE
has established and adhered to
the
5G
pioneer strategy, focusing on
5G
end-to-end solutions, and investing in standard setting, ...[Details]