Hi everyone, I encountered a problem when using the tornado 2.2 help and would like to ask for advice. I selected the menu "Help" -> "Manuals index" in the tornado interface, and the "Tornado online m...
As shown in the picture, this is an 8-pin signal relay circuit. I would like to ask if the 4-pin is grounded, the 5-pin is connected to the positive pole of the load, and the 3-pin is left hanging. Is...
[font=宋体]Yuan Fang: My Lord, I haven't seen you for a few days and I'm very worried. In this peaceful and prosperous time, there are no cases to solve. I guess you are studying circuits again? [/font]...
Part of the program code is as follows:#define KEY1 (1u110) //Pin P2.10 is connected to KEY1, define constant KEY1 (related to the hardware circuit of the board)OS_EVENT *ReMsgQeue ; //Define message ...
When using Keil to debug the ucos project downloaded from the Internet , an error occurs: .\OutPut\LPC214X_uCosii.axf: Error: L6320W: Ignoring --entry command. Cannot find argument 'Reset_Handler'. .\...
[i=s]This post was last edited by paulhyde on 2014-9-15 09:17[/i] [b][font=宋体][size=12pt][font=宋体][size=12pt]You can also discuss control topics[/size][/font][/size][/font][/b]...
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]
When designing a product, if the application environment's requirements for power isolation are not considered, the product will be unstable due to improper design, and even high voltage may damage t...[Details]
Leading Chinese PV inverter manufacturer Huawei said it is supplying string inverters to a 75MW fully digital utility-scale solar project in Brazil, which it claims is the first of its kind in the cou...[Details]
This routine is also a classic routine on the development board. I modified the framework of the program to make it more suitable for future calls. The specific 4*4 keyboard scanning principle is rel...[Details]
*This article is based on the author's report at the "Embedded System Association Theme Discussion (Total 22nd) - Current Situation and Development Prospects of Internet of Things Operating Systems...[Details]
In January, Android 7.0 Marshmallow surpassed Lollipop three years ago to become the second most used Android version in the world. According to
the latest data from
Google
, a snapshot of d...[Details]
ADC Introduction: ADC (Analog-to-Digital Converter). That is, converting analog signals into digital signals for processing. When storing or transmitting, analog-to-digital converters are almost ...[Details]
Here is the temperature added in the previous chapter The above figure is the temperature calculation formula: where Vsense is the ADC value collected from the temperature channel. The stm32f407 ...[Details]
Summary of STM32 peripheral DMA usage: 1. Select DAM mode according to your needs: (1) Circular mode—DMA_Mode = DMA_Mode_Circular (2) Normal mode—DMA_Mode = DMA_Mode_Normal 2. For Chanel3 of DMA1, t...[Details]
12864 LCD parallel port driver is more commonly used, but considering that sometimes the IO port of the microcontroller or MCU is limited, the serial driver method can be used. The following is ...[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]
;Question requirements: ;Stopwatch timing, press S0 to start timing, and the digital tube will display; ;Press S0 again to stop. If S0 is not pressed to stop after counting for 1 minute, the buzzer w...[Details]
Please help me analyze the clock cycles occupied by the following delay program. Seek to explain: DELAY: MOV R6, #13 DELAY1: MOV R5, #250 DELAY2: NOP DJNZ R5, DELAY2 DJNZ R6, DEL...[Details]
The following comes from - "cortex-M3 Definitive Guide" Special function register group: Program Status Registers (PSRs or xPSRs) Interrupt mask register group (PRIMASK, FAULTMASK, and BASEPRI) ...[Details]