yes but what if i connnected the capasitor to pin 1 which is Vref and nothing to pin pin 4 which is MCLR/Vpp and then switched it on have i broken it?...
1 The very beginning: JAL FAQ version 1.0 March 23, 2008 1 1.1 JAL? PIC? Where do I start? 1 1.2 Where to get JAL? 1 1.3 Which PIC? 2 1.4 What's all this JAL...
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Jun 1, 2009 11:23 am
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Unlikely, Pics are fairly difficult to damage.What pin have you connected the Wisp yellow lead to? Can you get an LED to blink?...
um i use a velleman pic programer but when i encoded it it diplayed the message Warning[216] C:\PICS\KEYPAD3X5_WALL.ASM 4 : Radix superseded by command line. ...
Hi, You are right, I don't know what that error message means!. Not all is lost with your damaged pic. What I have done many times is to solder a small piece...
... And if you are short on cash: build it yourself. You have a more-or-less working programmer, so all you need is a 16F648 to program the firmware and some...
Hi guys, Another "Step by Step" tutorial is available on "jalliblog", with schematics, photos and videos. This time, this is about interfacing widely used...
Hi Colin, Thank you so much for help! When I posted the question, I was using LCD GDM1602K made by Sparkfun. My friend pointed out that the micro controller...
The popular JAL book "50 project for beginners and experts" is being translated to Spanish (Microcontroladores PIC, 50 Proyectos para Principiantes y...
Hi Yingdan Your code is OK except that the "include delay" should be placed before the "include lcd_hd44780_4" or it will not compile. I tried your program on...
Hi Yingdan Looking at the data sheet, the interface is hd44780 compatible so the jal libraries should be OK. Check the following. 1 Can you adjust the contrast...
Hi Colin, It works :) The mistake is a little embarrassing: I re-solder each pin and then it works. It was really not obvious what was wrong with soldering...
For long time I am looking for a possibility to read pc stored fat16 files from a SD card and have posted this question before but beside the datalogger I have...
Hi all. I'm starting to play with the 16f690 having had good success with projects on the 16f628. I can't seem to get even the blink program to work. Wisp 648...
... Which firmware and xwisp version? Could you send met the .hex file? ... This chip does not support LVP mode and has no LVP pin, so the white wire is not...
Hi guys I am trying to get back into my Pic projects after a 3 month lapse due to equipment failures. Going through Bert's "50 Projects" book and am having...
... What broken links? Did you go to the support page mentioned in the book www.boekinfo.tk ? All links are fully functional and will lead you directly to the...
Hi List, This is my doubt: is there a way (library, routine, whatever) to make floating point divisions in JAL? I understand that the division operator in JAL...
Floating point is not the best way to handle things on ucontollers. Look at your math and do it with integers and and carry the decimal place through. ...
Thanks a lot for your quick answer, Gordon. I´ll be trying your suggestions very soon. Hope I can make it work. Again, thanks a lot. Greetings Fabián Yahoo!...
Once again, Following questions: 1. In MMC from Mihai Rainer I found the expression CLK = unu and CLK = zero. As these are clocksettings I suppose they are 1...
... Because I am not using HW SPI, but a software routine instead to fine adjust timings and direct hadle of CLK line. And yes, "unu" means logical 1 (or true)...
... That's clear to me now, but I could not find the Answer function in your files, have I overlooked somthing? ... I like to follow your approach because I...
Gooing back to the basics I made the following program: include 16F877A --- Bert's SMP = 0 --- page 72 an 73 manual CKE = 0 WCOL = 0 SSPEN = 1 CKP = 1 SSPM0 =...
Hi, I just found out that saving a jal file as a .txt from JAL Edit and uploading it to geocities will randomly duplicate characters in the code. That...
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