6806-26-B-01-1

【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]

UART has three operation modes: polling mode, interrupt mode and DMA mode. Chip: STM32F103C8T6 Application Pin: Output: PA0, PA1 USART1 Configuration interface Add interrupt configuration Add DMA...[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]

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]

This small program is still the use of timer, which is relatively simple. The specific parts are noted in the comments, please refer to the comments. /*********************************************...[Details]

The day before yesterday, another mainland technology company submitted a prospectus to the Hong Kong Stock Exchange. The company is called "Jia Nan Creative (hereinafter referred to as 'Jia Nan')"...[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]

The analog watchdog of the ADC is used to check if the voltage is out of bounds. It has two upper and lower bounds, which can be set in the registers ADC_HTR and ADC_LTR respectively. The library fun...[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]

Manually assemble the following program machine code and analyze the execution function of the program segment.       CLR A       MOV R2, A       MOV R7, #4 LOOP:      CLR C       MOV A, R0       RLC...[Details]

One addend is in the on-chip RAM 40H, 41H, 42H units, the other addend is in the on-chip RAM 43H, 44H, 45H, and the sum is stored in the 50H, 51H, 52H units, with the carry bit stored in 00H. Please ...[Details]

It is required to use timer/counter 1 for timing, with a timing of 1 second; timer/counter 0 for counter, and the external pulse to be counted is connected from P3.4 (T0). The microcontroller will co...[Details]

#include  #include   #define uchar unsigned char #define uint unsigned int uchar int_flag; uint qian,bai,shi,ge; uint i; float distance;   // Alphanumeric LCD Module functions #asm    .equ __lcd_port...[Details]

Pay attention to whether the new lock matches the old door 　　Smart locks have many advantages over traditional mechanical locks. Although the domestic penetration rate is not high, with the strength...[Details]

Recently, the "2018 Household Photovoltaic Development Seminar" was successfully held in Hangzhou, Zhejiang Province. Sungrow attended the conference as a special co-organizer and summarized the statu...[Details]