ADC problems with a 16F1826 chip
Hello all I'm trying to use a new chip to me, an 16f1826. I liked the idea of the 4.086 internal voltage reference. I wrote the test code below, trying to follow the datasheet. Unlike others, I've...
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RPM of CPU fan PIC12f683
Greetings all, This is my first post to this forum but I will try to stay within guidelines for posting. Basically, I am using the PIC12F683 to read the RPM signal from a CPU fan. Have any of you done...
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pic16f690 and ultrasonic tranducers
hi.Quite new in this area.Please help me know which pins of pic16f690 can i connect the transmitter and receiver ultrasonic transducers.Also please tell me how to generate 40khz pulses (8 pulses)...
View ArticleOffering a cheap PCB assembly service (UK)
Hello there! I recently had to start working from home but I'm doing what I would be doing at work and what I know, which is PCB assembly and wiring. I'm offering my services to anyone that would like...
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Newhaven 4x40 LCD, issues!
For the past few days Ive been working with a Newhaven 4x40 Character LCD. The Newhaven NHD-0440WH-ATMI-JT has duel ST7066U controllers. I have written an Initializing routine outlined in the...
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ERROR line 90: Sintax error----> [TabIndex]
Greetings friends ... I think I lost because I can not find what is wrong I have ... I mark syntax error in the line where attachment [TabIndex] ... I would be doing wrong? regards, Martin from...
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Compiling error on Elapsed timer
Hi everyone, I'm trying out Darrel's sample code from http://darreltaylor.com/DT_INTS-18/elapsed.html. Code: asm __CONFIG _CONFIG1L, _PLLDIV_5_1L & _CPUDIV_OSC1_PLL2_1L & _USBDIV_2_1L...
View ArticleKm to MPH conversion - what am I doing wrong?
KM=29 KM1=125 MPH = ((KM*256)+(KM1))*(1006/1619)/100 MPH1=((KM*256)+(KM1))*(1006/1619)//100 LCDOUT $FE, 128, DEC MPH,".",DEC MPH1 It returns a result of 0.0. I'm assuming it does this because the ones...
View ArticleDuty cycle - Another Math dilemma
Hi All! Okay so I have a time period of 9.9210 ms and as part of this time period a pulse width of 4.9474 ms. If you divide 4.9475 by 9.9210 you get a duty cycle of 50.1310 which is actually a percent....
View ArticleNeed info on PIC+Internet
I have never done this before so I need some help with hooking my PIC onto internet. I have bought this from eBay: http://www.ebay.com/itm/Mini-ENC28J6...ht_1428wt_1037 I have some questions regarding...
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Display LCD custom character
I have 20x4 LCD, I'm using DT's Custom character generator to produce the following Code: 'Mobot v1 LCDOUT $FE,$40,$1F,$15,$11,$11,$15,$15,$15,$1F ' Cust Char #0 LCDOUT...
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Question on SPI Data out on PortC.7(pic18f4550)
The following code is working... Code: SD_WE Var PORTA.4 ' SD card write protect SD_WE_TRIS Var TRISA.4 ' SD card write protect direction SDI Var PORTB.0 ' SPI data...
View Articlehm2007 working algorithm
can anyone give the algorithm of hm2007 based on which it works?
View ArticleMy code is ugly
I have the below code which is functional, but it bothers me that I can not think of a more elegant way to do what I want. I have a 6 digit 7 segment display that I am trying to us to manually set a...
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