Dodge temp sensor
Hi Guys, Im looking for a cheap dodge of hardware temperature sensor by using an RC clock variation to detect temperature variation where the supply voltage to the pic is precise, but the temperature...
View ArticleMaking Code Smaller for a Multiplexed LCD Display
Hi, I have some code for a multiplexed LCD display that's taking a lot of memory space. The LCDDATA registers need to be updated frequently, so the display can work. There's got to be a clever way to...
View ArticleWhat is the resolution of the analog comparator of the 16F628A?
Hi, I would like to know the resolution the comparator channel. For example, using a PIC with A/D channel (10 bits) , the resolution is 4,88mV. I want to use a 16F628A, to compare 2 analog inputs. One...
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External Memory Discussion
Hi Guys :) With all the different options out there, I thought it would be a good topic to discuss different types and interfaces of external memory. So here goes... Personally, I like to keep things...
View ArticleDodge temp sensor
Hi Guys, Im looking for a cheap dodge of hardware temperature sensor by using an RC clock variation to detect temperature variation where the supply voltage to the pic is precise, but the temperature...
View ArticleMaking Code Smaller for a Multiplexed LCD Display
Hi, I have some code for a multiplexed LCD display that's taking a lot of memory space. The LCDDATA registers need to be updated frequently, so the display can work. There's got to be a clever way to...
View ArticleMoving menu down in LCD
Hello, I am trying to build a menu that is moving upwards and downwards with buttons on a 20x4 LCD. I have 6 variables in this scenario and menu looks like this: [display area] ============ (1)...
View ArticleIs there a neater way to do this
I am revising some old code and was wondering if there was an easier way to do this PARAM1 VAR WORD PARAM2 VAR WORD COMMAND VAR BYTE TX_BUFF VAR BYTE [20] LEN VAR BYTE Old code Code: IF PARAM1.15 THEN...
View ArticleDs3231 rtc usage
Hello everyone ; I'm trying to get my DS3231 working but no luck so far ... I've read already posted threads about this IC but they don't help .. Here is the code I'm using on PIC16f628A Code:...
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Serial Data Issue
Hi, I'm messing about with some old code for an Aquairum lighting controller that I build a few yesr back. Basically adding some functionality that I could now do with, and the ability to set the...
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test tiny bootloader via bluetooth
I cannot attach Tiny bootloader zip file here because of size larger than 1 Mb . For download : http://www.picvietnam.com/forum/showthread.php?t=34434 Attached Images
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Strange DC ripple
Hi, I have a very simple circuit setup to detect AC zero crossing. There's a mains AC transformer (230 to 12V) which connects into a full wave rectifier. There are no other components. When I measure...
View ArticleFrequency meter to air band receiver
I would like to assemble a frequency meter to measure the tuning an air band receiver. The frequency range is from 100 to 140MHz about. Does anyone have any idea how to do this with PBP? Thanks
View ArticlePic18f452 pwm1 and pwm2 help
Good day forum, I am not able to have pwm1 and pwm2 working : I just have pwm1 working. The system is like this: >pic18f452 at 40 Mhz >pbp 2.50 >windows 7 64 bit I found on the specification...
View ArticleAsynchronous baud rates on a 12F683 (serin / serout)
Greetings all: Is there a maximum baud rate for serin/serout on the 12F683? I'm trying to port code from another device at T9600 and can't get the 12F683 to pic up the data on serin. I'm thinking maybe...
View ArticleSuggest moderation of first post to block spam
Would it be possible to set the forum rules so that all first posts by new members have to be moderated? (ie. reviewed by a moderator for authenticity) This would eliminate first time spammers from...
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