For SPI communication, there are only four pins: MOSI, MISO, CS, and CLK. SPI has four modes. So how do you set the various modes when using SPI? There are no clock polarity and phase pins?...
[i=s]This post was last edited by sonicfirr on 2022-4-25 21:03[/i]This article records the process of using the lvgl framework to display pictures, and also obtains the local time of the system and di...
MAP file is a mapping file for all programs, data and IO space used by DSP generated after CCS software is compiled.1. Generation methodThere are two main methods to generate MAP file. One is to gener...
1. Common errors in schematic diagrams:
(1) ERC report pin has no access signal:
a. Define I/O properties for pins when creating a package;
b. Inconsistent grid properties were m...[Details]
After ARM is powered on, it starts fetching instructions from address 0 and executes them. When connecting to a bin file, the connection script lcd.lds specifies that head.o is placed at the beginnin...[Details]
Introduction: Here I would like to share with you a PIC16F690 clock initialization program. //Clock source selection #define CLKS_INT (1 1) //Internal clock #define CLKS_CONFIG (0 1) //Clock is d...[Details]
CRC16-STANDARD fast algorithm
; Entry: R0-Original CRC result high bit R1-Original CRC result low bit R2-Next byte value involved in calculation
; (Initially set R0=0, R1=0, R2=first byte value) ...[Details]
In early April, we reported that Nexperia, a wholly-owned subsidiary of Chinese company Wingtech Technology, had obtained approval from the British government for its acquisition of Newport Wafer Fab...[Details]
Apple released the new MacBook Pro and introduced its own M1 Pro and M1 Max CPUs. These two SoC chips can provide fast unified memory, better CPU performance per watt and energy efficiency, and memor...[Details]
STRUC: Defines a structure type
Definition of a structure type (=STRUC data type). Here, several data types are combined into a new data type.
STRUC Name Structure Type Data Type 1 Comp...[Details]
1. Variables or arrays without initial values Simply use the _at_ keyword plus the address. like: unsigned char idata myvar _at_ 0x40; unsigned char code myvar _at_ 0x40; There are spaces...[Details]
First of all, of course, you need to configure the environment on your computer ========= SecureCRT (This is connected via the serial port, which is equivalent to a serial port debugging tool. We ...[Details]
High-speed motors have the characteristics of small size, high power density, and can be directly connected to drive loads, eliminating traditional mechanical speed increase devices, reducing syste...[Details]
#pragma idata and #pragma udata in PIC: idata indicates initialized data, and udata indicates uninitialized data. When a data block does not have enough space to store a continuous data (array...[Details]
In April this year, Ningbo, Mayor of Wuhu City, Anhui Province, and Yin Tongyue, Chairman of Chery Group, visited Nidec's headquarters in Kyoto and had in-depth exchanges with Nidec Co., Ltd. on econ...[Details]
The N4906B serial error tester covers basic error test functions. With appropriate pricing and excellent configuration features, this new serial error tester is an ideal choice for manufacturers and ...[Details]
Construction conditions: New energy power is random and volatile, which brings great risks and challenges to the safety and stability of the power system. The development of energy storage can not onl...[Details]
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