ATMEGA 328P equivalent PIC
Hi, I'm looking for an ATMEGA328P PIC equivalent. Will the 18F4520 do? Cheers, Camerart.
View ArticleFree Pi Mags
Found this Thread on another site. https://www.raspberrypi.org/magpi/issues/ kv
View ArticleRaspberry PI DAQ system
This is a project I'm working on to provide a Linux kernel module for the GPIO and analog in/out ports on the Gertboard or a addon PIC18 controller with a slave SPI interface to the RPi. The first...
View ArticleProblem with Timer0 rollover time -pic16f1503
I tried the below code expecting a Timer rollover every 200us with: fosc/4 = 1MHz = 1us prescaler = 256 TMR0 = 256 - 200 = 56 but I'm getting 21.8us and even changing the prescaler to 2 it remains...
View Articlep10 16*32 led matrix shift resistor data input detailed desire
Hi! I want to know the data input sequence into 16 shift resistors (1/4 of module) in p10 single coloured led matrix(16*32) actually when A and B control line 0,0 then line 1,5,9 and 13 are selected...
View Articleneed cleaver idea on how to monitor slave device
Hi guys I need some help here. Here is my system: My system has one master and many slaves Each slave is assigned a unique ID In my system, the master need to be able to tell if a slave is off line...
View ArticleFollow up to "GIE" Problem
I decided to start a need thread rather than continue the tangent in this thread: http://forum.allaboutcircuits.com/threads/saving-settings-in-pic-memory.128085/page-2#post-1047873 For those who only...
View Article12F1822 programming problem
Put together a program board for a 12f1822 and when try to DL a prog get the following: Running self test... Self test completed Firmware Suite Version...... 01.28.90 Firmware...
View ArticleSIM800 TCP/IP init code using Arduino Mega
1. I have to write SIM800 TCP/IP code using mega2560. Earlier I was trying to use seeeduino library on my locally purchased SIM800. It has three pins Rx, Tx & Gnd as output. 2. Somehow seeeduino...
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The way to utilize UART serial interface on Android system
Hi all, I am new here, and i would like to talk about the specification of How to utilize UART serial interface on Android system today. Introduction Here is a page describing the different ways you...
View ArticleArduino Json library query; Atmega2560
For JSOn format using this library: https://github.com/bblanchon/ArduinoJson 1. I have defined Json using: StaticJsonBuffer<80> jsonBuffer; JsonArray& array = jsonBuffer.createArray(); 2. Now...
View ArticlePIC18F13K22 ADC Values Below Expected Result
Setup: Vdd: +4.75VDC (from USB, 0.1uf across Vcc and GND bridging PIC) Vsig: Variable (+3VDC for this example) ADCin: Have tested two configurations, direct in from regulated supply and with 4.7ohm...
View Articlesend long data stream in smaller data stream / send more than 8 bytes in CAN
Hi guys What is the best way to send more than 8 bytes in CAN? I do know I need to send those in multiple frames, and somehow I need to put them together in the receiver. What information I need to...
View ArticleWill MPLab 8.92 work with MPASM later than v. 5.54
I use MPLab 8.92 for Assembly program development. The installed version of MPASM is 5.51. * I believe the latest version of MPASM that came with MPLab 8.92 is v.5.54. The only difference is a...
View ArticleLooking to find aficionados to "XEN", "Hypervisor" for "Embedded systems"
Hi, I am retired due to health problems and I am starting to deal with the topic of virtualization in IoT, "Connected Devices" "Embedded Systems". Specifically i am looking for information about XEN as...
View ArticleCan I used to detect the small crack on egg using HCSR04 Ultrasound sensor?
Hello everybody, Excuse me, i want to asking. can I used to detect the small crack on egg using HCSR04 Ultrasound sensor? thanks Mods note: Please don't hijack other member's thread, now you have your...
View ArticleUsing PWM output as I/O
Hi All, I have an application where I want a pwm output at times and a constant on signal some times. I'm using a Microchip PIC16F1508. Is there a way to do this without reinitializing the port and pin...
View ArticleMicrochip RN4020 Bluetooth LE
Anyone have experience using the RN4020 module? Any hiccups or anything to be aware of? Also, it is my understanding that, as long as you use the module unmodified, no addtional FCC testing or...
View ArticleNeed help with PIC 16F57
Sorry if this is not the place to write but here it goes. Story: I'm working at a small to medium size company where we sell interphones and security devices (burglar systems, CCTV equipment, etc)....
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