Pic16f877A uart string comapare reg
Hi , I have define array1[](predefined) and another array2[] received from hyperterminal to pic. Just I want to compare those arrays and if its succeeded I am sending string to lcd ok else error. But I...
View ArticleHow uart1_read() works?
I don't understand the logic of this command. When we say Code (Text): if(UART1_Data_Ready()) uart_rd=UART1_Read(); does it store all coming data in uart_rd[0]? Is there any way to store daha not in...
View ArticleCompile Size Problem - CooCox V2 STM32
Having a real issue with CooCox Ver 2.0.3 (and GNU compiler (4.7 2013q3)) and the compiled size of a program for an STM32F07 chip. Perhaps this is simply a compiler misunderstanding on my end. I...
View ArticleSPI Driver for Atmel USI - Missing LSB on ATtiny26
Hello everyone, I'm trying to get a SPI interface working using the USI on the Attiny26 and I can not figure out why my LSB is always 0 when using SPI mode 0. In Mode 1 I get bad alignment of the clock...
View Articledetecting 3 push of a button
Hi guys What is the best not blocking way to detect a 3 pushes of a button. I am thinking this: Code (Text): Â uint16_t timeArray[3]; Â btnThreePush() { Â if (btnRead()) timeArray[i++] = ticksNow; }...
View ArticleUniversal Programmer for the Toshiba TMP91P640N-10 microcontroller
Im in need of a cheap universal programmer that can read and burn a Toshiba TMP91P640N-10 microcontroller. The chip is a 64 pin Dual Inline Package.
View ArticleReading source code from microprocessors
Hi guys! I wonder if there is a way to read the source code from a microprocessor. I have in my own a few microprocessors and I want to read them. They are from different developers. I have...
View ArticleSuitable IC for switch/multiplexing MCU pins for TFTs
In past I multiplexed UART with CD4052/3 IC, currently I'm in a situation where I want to multiplex 8 MCU pins for two different types of TFTs (at 3.3v). I want to know ICs who have 4 or 8 inputs and...
View ArticleQuestion about PIC processor EEPROM
I'm using a PIC16F690, where I need to use the EEPROM, reading often and writing occasionally. The data book says a write operation takes 5msec typical, and there's a flag you can check to see whether...
View ArticleMicrocontrollers 8 bit
Hi folks, what does the "8 bit" in a 8 bit microcontroller mean? thanks
View Article(ARDUINO) Servos not responding to the updated values
Hello All, As a part of my audio amplifier project, I want to design a RF based remote volume controller. I am using 433 MHz transceiver pair. I wired three 10K pots to analog pins A0,A1 and A2 of an...
View ArticleHow to connect LCD to arduino thru 3 wires using 595
Can anybody guide me as to how to connect 16*2 or 20*4 LCD with arduino using shift register 596
View ArticleHome Automation-Reg
Hi, when i am searching the example code for Ethernet based Home automation in google.All the source codes are relevant to arduino only. May i know why most of the developers choosing ardunio board and...
View ArticleInterfacing 'MIPI' phone screen w/ a common interface
Hello all! I am attempting to connect to a small, high definition screen (such as a phone screen) using a conventional video out from a PC. However, I am noticing that every one of these screens has a...
View ArticleLightning Detector
Are there any weather buffs out there. A lot of techs and hams have weather stations. I came across this the other day. A lightning detector. This one looks interesting. And the price is right.......
View ArticleR5F212L4SNFP clock settings register
R5F212L4SNFP clock settings register 1. I have written code for using on chip high speed oscillator for R5F212L4SNFP MCU for maximum 20Mhz speed. Is below settings & sequence ok? 2. How many nop to...
View ArticlePICkit 3 build problem
When my PICkit 3 is told to "build" it insists that a file must be included, in spite of displaying the hex code of my Assembler. I've some experience with a K150 using Oshonsoft simulation and the...
View ArticleSimulate PIC in OrCAD
Hi! I need to make a time-domain reflectometer. I've simulated the circuit in Proteus, but it didn't work for some reason. I was advised to try doing it in OrCAD, but I can't find the library I need...
View Articlehow to install a simulation model into proteus ISIS
1) can i import processors IDE, BSDL Model or IBIS Model to proteus ISIS to simulate them? will it work? 2) is there any supplier giving proteus spice model to direct import to proteus library? if yes,...
View ArticleMicrocontroller GPIO
How much Voltage will be present at the GPIO pin for a Microcontroller which has a Vcc(Input Supply voltage) of 3.3V ? Suppose I need to connect an LED at this GPIO what are the factors or calculations...
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