JVR05S561K65P

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]

1. Development Environment       1. Applicable chips: All STM32F4 chips       2. Firmware library: STM32F4xx_DSP_StdPeriph_Lib_V1.8.0       3，IDE：MDK517 2. Driver source code       Delay.h...[Details]

1. About FPU transplantation As long as the chip has FPU function, the use of FPU is generally enabled by default. You can also select it in the Options tab;  2. About the transplantation of DSP li...[Details]

Remarks: Focus on IoT application development and share IoT technology experience. Software platform: IAR6.5 TCP/IP protocol stack: LWIP1.4.1 Hardware platform: STM32F103C8T6 wired communication ...[Details]

The last two blogs talked about a version problem of STM32CubeMX and the problem of hardware reset. When you solve these two problems, you will find that after the program is burned into the board, t...[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]

Automotive LCD Instrument Clock EMI Solution As early as 2014, the market size of China's automotive full LCD instrument has reached 3.506 billion yuan, and it is expected that by 2020, this s...[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]

Site conditions: 1. AD acquisition, DMA transmission; AD is set to single-channel continuous mode, DMA is set to single-shot mode. The upper threshold of the AD analog watchdog setting is less than t...[Details]

1) Independent watchdog has no interrupt, window watchdog has interrupt   2) Independent watchdogs can be divided into hardware and software, while window watchdogs can only be controlled by software...[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]

ORG 0000H LJMP MAIN ORG 0003H LJMP TOINT ORG 001BH LJMP TOINT1 ORG 0030HMAIN: MOV SP,#60H      SETB IT0      SETB EX0      SETB EA      SJMP $TOINT:MOV TMOD,#10H      MOV TH1,#0FEH      MOV TL1...[Details]

Mixed reality (augmented and virtual reality) is the next computing frontier after the PC in the 1970s, the web in the 1990s, and mobile platforms in the 21st century. MR is the most unique...[Details]

Simple programming question for single-chip microcomputers: write a 10-digit decimal addition subroutine (decimal numbers are stored in compressed BCD code) Input: addend: 24H-20H, the lower address ...[Details]

In the packaging process of a production line, every time the conveyor belt of the production line delivers a product to the packaging machine, the "SP" terminal outputs a pulse to the T1 terminal of...[Details]