contrast setting problem in OLEDM204 lcd with I2C interface
hii all,​ i am going to interface OLEDM204 lcd with PICf1823 using I2C. i have done all the thing . but now i want to change the contrast and i could not. in datasheet they said that you have to set RE...
View Articlecontrast setting problem in OLEDM204 lcd with I2C interface
hii all,​ i am going to interface OLEDM204 lcd with PICf1823 using I2C. i have done all the thing . but now i want to change the contrast and i could not. in datasheet they said that you have to set RE...
View ArticleBuilt in self test microcontroller
There will be in general built in self tests for the micro controller, for example memory (RAM, Flash) self test etc. How much important are these tests, I mean to should i always be checking them on...
View ArticleEvent counter STM32F407
I would to like to count event using hardware timer in an STM32F407 -Disco board when 12000 even happen reset counter and again start to count from zero. Set counter to zero One event happen increment...
View ArticleDoes anyone else find the RTCC module on PIC24s really awkward to use?
I feel that I must be missing some tricks. I discovered the RTCC module and started using it rather than incrementing global "seconds", "minutes", "hours", "dayOfMonth", "month", and "year" myself on...
View ArticleRISC-V: how to understand byte-oriented memory?
Hi, I have started learning about RISC-V "architecture" and stumbled over the "byte-oriented memory" thing. Lets imagine that we want to design a 32 bit CPU with RISC-V ISA and we want the memory to be...
View Article18F4620 TMR1 Oshonsoft
Hi, Here is a TMR1 test program for 18F4620, which needs INTERRUPT time setting [ TMR1L = TMR1H ] Here is a calculation, to assist the settings: (Thanks E) (The OSC is from an 8MHz XTL with PLL...
View ArticleNewbie with a broken MA803AE2
Hey there, I am just going to start off with I am in no means a programmer, however I have dabbled in the Arduino world so I have a slight understanding of Micro Controllers. I have an issue - I am...
View ArticleBLDC motor control and hall sensor
I use the STM 32f103 microSD to control the BLDC motor. I want to connect the output of the hall sensors to the micro and read it. I saw that this microcontroller has the following functions:...
View ArticleGenerate the Delay using Timer0 interrupt with Lpc2148
hI,ALL i'm using lpc2148 ;I have generate different hard core delay (as per needed) in my code,but sometimes my code is stucking into hard core delay.So i want to generate delay using timer0 interrupt...
View ArticleRemote control by location (PIC in Oshonsoft)
I'm making a couple of PCBs BASE/TRANSMITTER and REMOTE/MODEL RECEIVER using surface mount components, and PICs, for use as remote control by location (3D). Remote control by location, is when a...
View Articlewhere the global and local variables are saved in memory of Aurix Micocontroller
I work with the Aurix MUC, I tried to read the contents of the memory after the execution of a program, to see what he wrote in the memoir I noticed that when I use a global variable in a function, the...
View ArticleHow do I change the Oshonsoft Simulator speed?
Hi, My Oshonsoft simulator is running many times slower that other members simulators, how do I speed it up please? Camerart.
View ArticleSpeed of AT89C51 Microcontroller
Hello everyone.. I would like to know how fast AT89C51 can count the external signals with the internal clock. I saw the datasheet http://www.keil.com/dd/docs/datashts/atmel/at89c51_ds.pdf but I do not...
View ArticleSTM32 parameters explain.
I found out this table on the datasheet of STM32. I knew that I_VSS is the maximum of input crurrent suply the chip can bear without any damages. Did I get that right? Can anyone explain the parameters...
View ArticleNew Arduino Nano's just released
Got an email about this from one of my forums: Seems like a good idea they have 4 in this line with various IOT/BLE setup and sensors... which to me sounds a little silly... If going BT I would rather...
View ArticleSECS-II host using a PIC18F57K42
One of my current uC projects is to make a portable SECS (Semiconductor Equipment Communication Standard) host for RS-232 serial (there is also a Ethernet standard) interface troubleshooting of...
View ArticleController for Buck converter 100KHz, using STM32f103
Hi guy. I'm working on a Buck converter using STM32f103 for the voltage feedback controller. First, I found out the continuos compensator, then discretized it to digital compensator. By simulation on...
View ArticleUse ATtiny85 to reformat connected USB flash drive?
Would it be possible to program a Digispark to erase/reformate a USB flash drive or is this too complicated an operation for such a small device? The reason is so that I can use a flash drive to...
View ArticleGetting Started with STM32 Board
I recently got STM32F407G-DisC1 Discovery Board. I'm trying to connect this board with window computer. There are the two types of USB connector on board. View attachment 156759 I have to connect a...
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