Math Problem
Hello group, Well I have a math problem I'm trying to figure out is decimal math. I have an input that is .011 per input, now I am trying to figure out how to multiply that by that decimal value and...
View ArticleDT Instant Interrupt and Bootloader
Good morning, I'm facing a problem using DT instant interrupts and a bootloader I've wrote by myself using PBP. The chip I'm using is a 18F4685 and the bootloader is located at the bottom of the memory...
View ArticleQFN PIC Center Pad. Should I Connect it to Ground?
Hi all, I've been playing with a sensor design where I want to use a small PIC package. The QFN is just perfect since it is pretty small. I have done some research to find out if the center pad should...
View ArticleI2C two master on one I2C display
Is it possible to have 2 master I2C on one I2c display? Like this Master1 Line 1 on the display Master2 Line 2. I found this on the net Arbitration As the I2C bus is a multi-master bus it is possible...
View Articleincludes?
When you compile your program, you select your intended PIC device from the drop down menu and it automatically adds all the default configs for that device, yes? But there is nothing in the include...
View ArticleRFID with PIC
I want to use a PIC to read RFID tags and place info into Excel. Will need 20+ readers (or antennae). Can one reader be polled for multiple antenane ? Read only required of the serial # Anyone done...
View ArticlePic PLC Ladder Programming
For anyone interested in PLC ladder programming using a pic here is a link for a free compiler. http://cq.cx/ladder.pl
View ArticleSMD Reflow Oven T-962
Has anyone out there had any experience with the T-962 oven. I have seen them on ebay and the shipping charge from Ca. is about $100 which seems excessive. Is there an East coast distributor where I...
View ArticlePIC conducting signal current when off
I have a configuration (16f877) in witch the PIC receives 5V signal to its A port. I noticed that when the PIC is off and powersupply is out of the wall and signal source is running, the PIC pins are...
View ArticlePlease help with configs/defines for PIC12F609
I'm having trouble with this project. I'm using a PIC12F609 and a pushbutton to turn a dual latching 2formC relay on and off. An LED comes on when the relay is on. This is being used to route an audio...
View Articlelocal exchanges
Hi, I have a bunch of addresses in Euro Asia and I was wondering if anyone had any ideas about how to easily find the local serving exchanges. It doesn't have to be carrier specific. It's capital...
View ArticleSending multiple serial strings.
Hello, What is the best way to save and send multiple strings via serial? I need to send motion commands to a stepper motor controller. Each command (Stop, Left, Right, etc.) is comprised of (8) Hex...
View ArticleHow to read CONFIG1
chip = PIC16F1933 if i put the register name CONFIG1 in a statement PBP3 is not happy and will not compile i am trying to debug something and i want to examine a few bits, just want to print a byte or...
View ArticleSWDTEN troubles (16F1933)
am having troubles i can't track down, will buy a beer for anyone who can help PIC16F1933 SWDTEN troubles my understanding is that if i set the configuration to SWDTEN then i can turn the WDT on and...
View ArticleUser selectable baud rate
Hi all I am trying to select the baud rate via dip switches at start-up first attempt IF bRate = 2 then 'DEFINE HSER_BAUD 14400 ' 14400 Baud ENDIF IF bRate = 3 then DEFINE HSER_BAUD 19200 ' 19200 Baud...
View ArticleProblem with port A of 16f913
Iam making an up down counter using 16f913.Iam not able to make portA pins as input A2,A4,A5 Iam using active low buttons My code Is: Code: DG1 VAR BYTE DG2 VAR BYTE DG3 VAR BYTE DIGIT...
View ArticleUsed Saleae Logic for sale
Just upgraded to a Logic 8 and have an original Logic for $75 plus shipping. The software can downloaded here. This device has saved me hours of frustration getting my devices using I2C or Async serial...
View Articlepic with countdown timer register?
Hi All, Newbie question... Is there a PIC with a countdown timer register ? I have an external event and on the event I want to calculate a delay (max 0.8 seconds), load it to a countdown timer and...
View ArticleArrayread problem
It's late so I'm probably missing something right in front of me. I'm using a pic18f4331 and I can't seem to be able to read a byte array with 3 segments into a word variable. I'm reading a keypad to...
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