HMEP1412

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]

Overview Lightning is a strong discharge phenomenon that occurs between thunderstorm clouds and between thunderstorm clouds and the earth due to severe convective weather. Lightning is gen...[Details]

In the development of artificial intelligence, talent reserve is undoubtedly an important part. Artificial intelligence should be a bottom-level technology that can be deeply embedded in any indust...[Details]

Recently, the "Smart Photovoltaic Industry Development Action Plan (2018-2020)" jointly issued by six departments has put this concept on the forefront. Photovoltaic smart solutions will become the ne...[Details]

    1. Introduction to MC68K CPU     The MC683xx series of microcontrollers are composed of the famous MOTOROLA 32-bit microprocessors such as MC68K, 68020, 68040, and the compatible 68K, CPU32, CPU3...[Details]

The frequency calculation formula of the PWM wave generated by the output comparison mode of the timer is: 72M/((2*(arr+1))*(psc+1) ) For example, if you set: PWM_Init(1000-1,72-1); (PWM_Init(arr,psc...[Details]

****************************************************************** 1. The operand is in register, R0--R7 2. Operands are in internal RAM 3. Operands are in external RAM But they are all similar. For ...[Details]

MSP 430 MCU key program #include msp430x14x.h   #include "key.h"  void Init_Port(void)  {      //Set all pins of P1 port to input mode during initialization      P1DIR = 0;        //Set all pins of ...[Details]

5.1. Usage of EM78 series 8-bit microcontroller special instructions 5.1.1. Table Lookup Instructions and Usage The EM78 series 8-bit microcontroller uses three steps to look up the table: (1) "call"...[Details]

Multi-byte binary division The dividend is 3 bytes, in units 0x20, 0x21, and 0x22, 0x22.7 is the most significant bit and 0x20.0 is the least significant bit. The divisor is 2 bytes, in 0x30, 0x31. A...[Details]

The chip is EM78P153   P64, P65 is connected to the crystal oscillator, the oscillation mode is 4MHz crystal oscillator   watchdog gate, the instruction cycle is 2 CLOCK, P63 is the reset pin   *****...[Details]

HT47I_O Port Application include ht47c20.inc data .section 'data' count db ? code .section at 0 'code'  org 00h  jmp start  org 04h  reti  org 08h    reti  org 0ch  reti  org 10h  jmp timer_int ;***...[Details]

　　Today, Qualcomm Technologies, Inc., a subsidiary of Qualcomm, announced at the 2018 Qualcomm China Technology and Cooperation Summit that it has signed memorandums of understanding (MoUs) with Leno...[Details]

The following is a software simulation PT2272 decoding program, which is simply posted here for your reference.    Software decoding program (simulation PT2272) ; ;The crystal frequency is 11.0592MHz...[Details]