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| Search found 26 matches |
| Author | Message |
|---|---|
 Topic: changing range for sonar range finder srf08 |
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| csshah Replies: 2 Views: 5984 |
 Forum: General CCS C Discussion Posted: Fri Sep 02, 2005 9:49 am Subject: sonar prob |
| hey ttelmah
thanks for reply. actually i fixed the range register at 0x44 by formula given in datasheet. I did lots of experiments by reducing the response time(reading time) from 65ms and changing ... |
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| Topic: changing range for sonar range finder srf08 |
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| csshah Replies: 2 Views: 5984 |
Forum: General CCS C Discussion Posted: Thu Sep 01, 2005 7:15 pm Subject: changing range for sonar range finder srf08 |
| hi all
for my project I am using devantech SRF08 with PIc 18f8720. I wanted to fire sonar range finder at faster rate because for my application I m using only 3 meter distance. So if anybody of you ... |
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| Topic: software PWM for 18F8720 |
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| csshah Replies: 1 Views: 4207 |
Forum: General CCS C Discussion Posted: Tue Aug 23, 2005 11:34 am Subject: software PWM for 18F8720 |
| Hi all
I want to connect 20 100mA small dc motors to my pic 18f8720. I want to change the intensity of the motors using pwm. so if any of you have the routine for software PWM then it would be grea ... |
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| Topic: driver for ftdi 245BM |
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| csshah Replies: 1 Views: 4593 |
Forum: General CCS C Discussion Posted: Tue Aug 09, 2005 6:40 pm Subject: driver for ftdi 245BM |
| hi all
I came across an old post of ftdi 245bm driver for ccs. actually i want to communicate with pc using pic 18f8720 and ftdi 245bm. i found the driver for usb from an old post but dont know how ... |
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| Topic: I2C interface for photocell sensor |
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| csshah Replies: 4 Views: 7296 |
Forum: General CCS C Discussion Posted: Wed Jul 20, 2005 8:23 am Subject: thnaks a lot |
| Hey Ttelmah
thanks a lot for ur help u made my life easier. I will try to do the way u suggested. cheers cs |
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| Topic: I2C interface for photocell sensor |
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| csshah Replies: 4 Views: 7296 |
Forum: General CCS C Discussion Posted: Mon Jul 18, 2005 7:54 am Subject: thanks |
| hey
thanks for reply. it s actually a range finder by acroname. I wanted to measure relative distance using it. I am pasting the link to the page [http://www.acroname.com/robotics/parts/R145- ... |
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| Topic: I2C interface for photocell sensor |
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| csshah Replies: 4 Views: 7296 |
Forum: General CCS C Discussion Posted: Sun Jul 17, 2005 3:48 pm Subject: I2C interface for photocell sensor |
| I would like to interface a photocell sensor with pic18F8720 using i2c interface. I never used i2c, if somebody has code to read data using i2c for similar sensor application then it would be very use ... | |
| Topic: Audio signal reading using PIC8720 |
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| csshah Replies: 5 Views: 8179 |
Forum: General CCS C Discussion Posted: Wed Mar 23, 2005 5:32 pm Subject: Audio signal reading using PIC8720 |
| hi
thanks for help. actually i dont want to read the value of siganl precisely, i m intending to move a bar depending on audio signal. so i just want an approximate value to move the bar. so if u gu ... |
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| Topic: Audio signal reading using PIC8720 |
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| csshah Replies: 5 Views: 8179 |
Forum: General CCS C Discussion Posted: Wed Mar 23, 2005 5:32 pm Subject: Audio signal reading using PIC8720 |
| hi
thanks for help. actually i dont want to read the value of siganl precisely, i m intending to move a bar depending on audio signal. so i just want an approximate value to move the bar. so if u gu ... |
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| Topic: Audio signal reading using PIC8720 |
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| csshah Replies: 5 Views: 8179 |
Forum: General CCS C Discussion Posted: Wed Mar 23, 2005 10:20 am Subject: Audio signal reading using PIC8720 |
| Hello
Finally I found out how ADC works in PIC but now the porblem is I want to read audio signals and as told by somebody yesterday pic cant convert the portion of the signal below ground. So still ... |
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| Topic: Need help with ADC of PIC8720 |
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| csshah Replies: 3 Views: 6178 |
Forum: General CCS C Discussion Posted: Tue Mar 22, 2005 12:10 pm Subject: Need help with ADC of PIC8720 |
| Hi
now I connected VREF+ and VREF- as +5 and -5 volts. but still in above program I am reading value of 8dB signal as 1023(val) now using this how can I display dB value on screen and is 1023 indica ... |
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| Topic: Need help with ADC of PIC8720 |
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| csshah Replies: 3 Views: 6178 |
Forum: General CCS C Discussion Posted: Tue Mar 22, 2005 8:37 am Subject: Need help with ADC of PIC8720 |
| Hi all
I am using a simple code to read an audio input on channel 0 of pic8720. I dont know what I am doing wrong but when i put REF voltage as VDD and VSS it gives me some fixed values like 0000 00 ... |
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| Topic: LCD interface on Port J |
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| csshah Replies: 4 Views: 7148 |
Forum: General CCS C Discussion Posted: Mon Mar 21, 2005 7:51 am Subject: it works now!!! |
| Hey Mark!!!
Thanks a lot man!! You r GREAT!!! I really appreciate ur help. take care |
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| Topic: LCD interface on Port J |
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| csshah Replies: 4 Views: 7148 |
Forum: General CCS C Discussion Posted: Fri Mar 18, 2005 12:50 pm Subject: LCD interface on Port J |
| No there is no data on port J, I am using only lower nibble of D for data and port B for pushbuttons. all other ports are free. and I am using microchip 80 pin TQFP board
http://www.microchip.com ... |
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| Topic: LCD interface on Port J |
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| csshah Replies: 4 Views: 7148 |
Forum: General CCS C Discussion Posted: Fri Mar 18, 2005 12:10 pm Subject: LCD interface on Port J |
| Hi all
I am interfacing LCD with PIC 18F8720 with CCS version 3.219 and I am using driver (4 bit interface) for 20x2 LCD given with the compiler. This driver uses pin A1,A2,A3 for control and lower n ... |
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