Use CH452 to drive 4*4 matrix keyboard row-column matrix + N5110 LCD display CH452 key expansion only needs 2 IO ports to achieve 16 key expansion suitable for MSP430G2553 with N5110 LCD display I did...
Debug a product and start it with nandflash (K9F1G08). After the soldered PCB is back, it is powered on and everything works fine. The hardware can be discovered using SAM-BA, and the nandflash can be...
I have removed all the capacitors, but it is still short-circuited. The core board is 8-layer, and the connection with the bottom board is DIP, which has been removed. The GND resistors at each point ...
Features of the raw os event-driven framework: 1 The event processing model complies with the UML specification. 2 It incorporates the programming model of the fsm and hsm state machines. 3 Event comm...
UART is used to solve the rate matching problem between DSP and PC, and a specific implementation circuit is given. Keywords: DSP UART serial communication FIFO DSP is a microprocessor chip specially ...
I think that the data acquisition circuit can collect larger signals. Can I add a voltage attenuator, a simple attenuation circuit? I can't find the specific circuit!...
International Solar Photovoltaic Network News: Chinese inverter company Sungrow announced that it will build a 3GW photovoltaic inverter manufacturing plant in Bangalore, the capital of Karnataka, ...[Details]
"Originally, there are many people who can design very good
chips
, but the market does not give domestic
chips
the opportunity to iterate, and domestic companies cannot give engine...[Details]
After searching a lot of information, I finally understood the time base timer. I did not use any library functions but operated the registers directly. The following introduces the systick in STM32...[Details]
0. Preparation First use st-link to connect the stm32 core board and PC for burning St-link Stm32 3.3V 3.3V GND GND SWDIO PART SWCLK DCLK Then connect with USB serial port board to v...[Details]
Function List and Notes (lower-level driver part) 1. IO port initialization: control IO and communication IO. Control includes power control, reset and low power mode. Communication is the serial po...[Details]
Kevin Jensen ams Semiconductor
Sensors
and lighting expert. Let's learn more about the relevant content with the network communication editor.
Everything is becoming "smart" these ...[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]
According to TechRadar, given rumors that
Google
is developing a Pixel Watch
,
the
recently renamed Wear OS
smartwatch
operating system may soon be able to show its full cap...[Details]
On May 8,
Google
I/O 2018 Developer Conference was held as scheduled in Mountain View, California. In the second year of the full promotion of the "AI first" strategy, artificial intelligen...[Details]
I used the bit definition in my 51 program: bit flag. After defining it this way, I ran the program and downloaded it to the circuit board. I found that the flag was not the value I set, which led to...[Details]
The Vatican Secret Archives is one of the world's greatest historical collections, but many of its documents have never been transcribed. Recently, a project called Codice Ratio used a
combination...[Details]
ADC: 1. The ADC module inside STM32 has three ADC1, ADC2, and ADC3, which are independent of each other, so synchronous sampling can be performed. 2ADC input clock must not exceed 14MHz, it is genera...[Details]
Interrupts and timers implement a 24-hour clock. The program is as follows: #include reg52.h #define PORTLEN P0 sbit bit_select = P2^0; sbit seg_select = P2^1; unsigned char src = {0x3f,0x06,0...[Details]
The key is the configuration of registers. The T1 timer (16 bits) of CC2530 needs to configure three registers: T1CTL, T1STAT, IRCON Here is just a brief introduction. For more details, please refer ...[Details]