Create an Arduino Controlled Battery Charger
Give me Create an Arduino Controlled Battery Charger project code output please quickly
View ArticleRead positive AND negative voltages via analog pin A0??
Hi all, I'm working on a project and I have a sinusoïdal signal (positive and negative voltages). I'd like to read it with an analog pin and print the results on an SD card. The problem is it is seams...
View ArticleArduino LCD characters missing *first time
Hello everyone, first off thank you for taking the time to read my post. Recently I received an Arduino UNO R3 and I am now attempting to connect a 16pin 16x2 LCD display to it. I have no prior...
View ArticlePIC MCLR Pin Question
I'm employing a PIC 10F200 in a PCB design. I'm only using one pin. Unused pins are set to output and left floating. The GP3/MCLR pin is only input or MCLR, so I've set it to MCLR and attached it to...
View ArticleIRIG-B implementation
Hello, I want to synchronize system time of micro controller connected on RS485 line I want to use IRIG-B for time code which is generated from GPS module. so far from my study I can transmit IRIG-B...
View ArticleArduino Uno and 2.8" TFT (mcufriend) interface issue
Hi, I want to interface 2.8" TFT which is of mcufriend, images attached for reference, with arduino uno. I have written code as per below given but it display on white screen. I have used SPI...
View ArticleRS 485 testing regarding.
Hi, My device is RS485 output.My embedded board contains one RS 485 port. when i am interfacing my device output(RS485) to embedded pc.Its not working.Its working the on the RS 232 port when I am using...
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PIC to MAX232
I am getting wired characters on MikroC USART terminal. The Rx LED does not want to turn off. That is why I get repeated "fo" character filling the screen. Feels like the PIC is giving me the 'Finger'...
View Articlecan we extract gps data from smartwatch to arduino via bluetooth?
i am trying to find out if this smartwatch " http://www.lemfo.com/pd.jsp?id=101&_jcp=2 " or some other similar can be used as a gps and heart rate monitor sensor with arduino. i want to extract...
View ArticleHelp with M430F147 how programmed?
I've been asked to repair programmable battery chargers. One works but will not accept new algorithms or read any information. The programmer connects to B+ and B- leads with battery is disconnected...
View ArticleHow does i calculate Time period using timers
Hi, i am using C8051F120 controller (silicon labs). i am using SYSCLK frequency is 49Mhz, How can i produce 500us delay with 16 bit Timer
View ArticleProblem with max232
hi Mr.Chip, do you mind to so me your connection diagram for max232cpe since im using cytron sk40c with pic16f887 and max232cpe rs232 but it's seems i have connection problem which i cant receive sms...
View ArticlePlease recommend a prototype board for a Midi Control surface
Hi. I wonder if anyone would be kind enough to give me a little advice on what prototype board to buy. I am planning to design some tactile control surfaces that can be used to control computer...
View ArticleProblem Reading ADE7753 arduino
1. I had made a code for reading ADE7753. I am using library for ADE7753 also. Attached is schematic. Both arduino & ADE7753 is 5V powered. 2. Code gets stuck in liobrary code: while( ! (...
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Max 232 Rs232 interface
Hi Everyone ! I have an IR LED, phototransistor, max 232 and RS232. Actually, i try to make the connections of these. First of all, I know that I should use an ADC before max232.(I am right ?). I need...
View ArticleSamsung handset hardware understanding.
Hello, Few year i plan to buy touchscreen mobile it was samsung gt 5360 i open it after it was not working and dead i used it as my study purpose i found touch screen camera chip etc etc i want to know...
View ArticleLooking for a Microcontroller and RFID Module.
Hello all, I'm looking for a Micro-controller that i can program using AVR Studio 4. I'm making a RFID based door lock And i want to be able to connect the following components; 16x2 LCD 4x4 Keypad...
View ArticleGuidance about embedded programing for the first time ( on KL03 )
Hello guys, I am new to this forum and also to microcontrollers. So excuse me if the question is a bit off topic. I am trying to program a simple KL03 microcontroller. It will be used on a keyboard for...
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how to get different output voltage to have different RPM in a motor using...
Hey buddies,what's up?! I'm using an ARM cortex M0 micro called FRDM-KL25Z (what a funky name! I knew that! ) . I'd like to run a simple motor at different speed. How can I get different OUTPUT...
View ArticleCan i use an ATMega328P
Can i use an atmega328p to connect the following 16x2LCD 4x4Keypad RFID module some sort of motor for lock i will be using avr studios
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