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Wireless modules - help with code not working
Following on from the thread where I asked re simple setup I bought the modules from Ciseco. I've made up a board based on the schematic below and also some code, however it doesn't work. I have made a...
View ArticleCan you receive (RX) from multiple sources (TX)?
Non simultaneously, obviously. Will that work? I've been trying that with little success. Should I connect them directly or use an OR gate to receive signals from two different sources. Thank you, Morn.
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knx protocol in PIC
I am studying the possibility to use a PIC into a knx network. Has Michochip any solution to help in this issue? Thanks
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Understanding the basic about transistor
I have a transistor 2N2222A. The max Vbe is 6V - I understood that. Can I ask if it is OK to pull the base -20v below emitter? The datasheet does not specify any -ve limit. Can someone help me...
View ArticlePower up problem with PIC16F1824
Hello together, i have a problem with powering up a PIC16F1824. When I apply 5V, the port RA5 gets high for 1µs. Power Supply is fine, no interruptions - 100n directly on controller supply pin's. On...
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How to change 3 pics in myspace 2.0 basic info box?
How to change 3 pics in myspace 2.0 basic info box?
View ArticleFaster Interrupt System
On the Proton compiler forum Tim posted this on a thread about ModBus: "Yes I know instant interrupts I was the one who came up with and implemented the idea in the first place. I also know the...
View ArticleNeed Help on info for spi lcd driver board purchase
I would like to convert a few of my LCD's here to a serial interface, I am looking on ebay at some different ones available at a very low cost but am unsure of what I need to be looking for. For...
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another way to get a keyboard matrix to work off 1 adc pin
Hi guys have been looking at connecting a 4 x4 matrix keyboard via 1 adc pin on a pic , ( yes i do like to not waist pins if i can help it ) found this around the internet as some one has done it in...
View ArticleHelp traffic light system using PicBasic Pro
Hello Im ME student and I have to do project in EE department I spend one week to learn PicBasic Pro but but until now I do not have that experience to WRITE my project My project is about writing a...
View Articleelectronic problem/question/help me ;)
Hi, I produced a variable dutycyle and variable frequency and output on RB0 (HPWM). thi is driving a mosfet driver. You can view the circuit here: http://www3.sympatico.ca/captoro/ the problem I am...
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How to use this IO chip?
I have a box full of "usb1t11am" from fairchild, heres the datasheet link. I just dont understand how to hook it up, I thought these were USB to serial interface. I was hoping that I could hook these...
View ArticlePIC16F877A Problem in Display LCD 2x16
Hi everyone :smile: I'm beginner in PIC and I have problem to display LCD. Here is the code : #include<pic.h> //Define PIC Registers #include<stdio.h> //Define I/O Functions...
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Using SPI and Shiftout together
I want to use the hardware SPI and I have two IC's that use SPI. I'm sure there's a way to do it but I can't get it. When I use the MCP2515, I use the SSPBUF to transfer data. When I use the MCP4911, I...
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