[size=4][color=#000000][backcolor=white] In actual applications, when CH340 is used with other ICs such as MCU, if one of the two devices directly connected by the serial port does not need power to w...
I am using the Bluetooth module HC-05. When I send an AT command, it returns ERROR(0). The baud rate is 38400. The program is as follows: USART_OUT(0X41); //A USART_OUT(0X54); //T USART_OUT(0X0D); USA...
In Chapter 6, it is said that the function rt_hw_stack_init is defined in cpuport.c, but it does not mention where it is declared. However, this function is called in the rtthread.c file. This content...
.TEXT Usage
I always read the instruction manual first, and look at the grammar before reading anything else. I think it is probably the meaning of define in C language.Syntax: .text name=string liter...
The car fuse box (also known as the POWER DISTRIBUTION CENTER ) is a current distribution protection device from the battery to various loads. At present, the internal temperature of the UEC fuse box ...