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| Search found 18 matches |
| Author | Message |
|---|---|
 Topic: PIC18F6722 development board |
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| M0KHZ Replies: 0 Views: 2463 |
 Forum: General CCS C Discussion Posted: Sun Dec 14, 2008 5:05 am Subject: PIC18F6722 development board |
| Thought this might be of interest, I’ve just finished creating a dev board for a PIC18F6722. Here are the specs:
ICD / ICSP interface EEPROM 2x 512 2 x RS232 Header for graphic LCD ( T6963T � ... |
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| Topic: 48 bit data type |
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| M0KHZ Replies: 3 Views: 3768 |
Forum: General CCS C Discussion Posted: Mon Nov 17, 2008 3:15 pm Subject: 48 bit data type |
Thanks guys, you've given me loads to sleep on, I don't think a new compiler is the answer here 
Kevin - M0KHZ |
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| Topic: 48 bit data type |
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| M0KHZ Replies: 3 Views: 3768 |
Forum: General CCS C Discussion Posted: Mon Nov 17, 2008 11:45 am Subject: 48 bit data type |
| I’m thinking about starting an application that requires a 48 bit word
to be calculated (FTW), the calc is straight forward, FTW = (2 raised to the power of 48 * (DDS_out/DDS_Clock)). Is th ... |
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| Topic: An array of Strings |
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| M0KHZ Replies: 6 Views: 6350 |
Forum: General CCS C Discussion Posted: Fri Nov 14, 2008 2:07 pm Subject: An array of Strings |
| Sorry for the delay in responding, but the day job has got in the way of fun!
Thanks for the answer guys. It's now working. Kevin - M0KHZ |
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| Topic: An array of Strings |
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| M0KHZ Replies: 6 Views: 6350 |
Forum: General CCS C Discussion Posted: Wed Nov 12, 2008 11:41 am Subject: An array of Strings |
| I've gone around in circles regarding this issue, and don't understand
why the code below doesn't compile. compiler - Version 3.249 compiler error message: Array of bits not permitted Any ... |
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| Topic: Multiple EEPROMs on I2C Bus |
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| M0KHZ Replies: 4 Views: 5665 |
Forum: General CCS C Discussion Posted: Tue Oct 07, 2008 3:17 am Subject: Multiple EEPROMs on I2C Bus |
Thanks guys, as usual I was doing something stupid 
I've checked the schematic and all OK, tonight I'll modify the code and try again, I'll let you know how I get on. Kevin |
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| Topic: Multiple EEPROMs on I2C Bus |
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| M0KHZ Replies: 4 Views: 5665 |
Forum: General CCS C Discussion Posted: Tue Oct 07, 2008 1:39 am Subject: Multiple EEPROMs on I2C Bus |
| I have two EEPROMs on my I2C bus, the chip select lines are:
EEPROM A – A0 Low, A1 Low, A2 Low EEPROM B – A0 High, A1 Low, A2 Low I am able to write and read to EEPROM with: write_eeprom(poi ... |
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| Topic: 18F6722 serial interrupt problems. |
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| M0KHZ Replies: 3 Views: 5721 |
Forum: General CCS C Discussion Posted: Sun Aug 17, 2008 2:57 am Subject: 18F6722 serial interrupt problems. |
| THANKS guys, you've really helped sort out a big headache! the FIFO is now filling on interrupt
All I have to do now is sort out the rest of the code! Kevin - M0KHZ |
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| Topic: 18F6722 serial interrupt problems. |
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| M0KHZ Replies: 3 Views: 5721 |
Forum: General CCS C Discussion Posted: Sat Aug 16, 2008 9:03 am Subject: 18F6722 serial interrupt problems. |
| Any pointers as to what I'm doing wrong here!
I'm trying to populate a FIFO using a serial interrupt routine. To prove the comms ports are set up the code below (without the ISR) works fine: #i ... |
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| Topic: Sum bytes in a string? |
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| M0KHZ Replies: 2 Views: 3930 |
Forum: General CCS C Discussion Posted: Mon Jul 14, 2008 1:56 am Subject: Sum bytes in a string? |
| Maybe just a Monday morning thing but how do I sum all the bytes in a string (mod 256) to enable a check sum to be developed?
Kevin - M0KHZ |
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| Topic: eDIP320-8 Driver |
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| M0KHZ Replies: 0 Views: 2948 |
Forum: General CCS C Discussion Posted: Tue Jul 08, 2008 4:07 am Subject: eDIP320-8 Driver |
| Has anyone on the group any experience with the eDIP320-8 intelligent graphic display?
I’m hoping some one has a suite of driver routines, including routines for the touch display, they’d like ... |
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| Topic: Random reset - 18F4550 |
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| M0KHZ Replies: 3 Views: 4756 |
Forum: General CCS C Discussion Posted: Sun Feb 24, 2008 11:57 am Subject: Random reset - 18F4550 |
| Hi Eric
I've modified the code to include #fuses NOWDT and it's been running for nearly half an hour perfectly! Looks as though this has been the problem all along. I'll keep it running overni ... |
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| Topic: Random reset - 18F4550 |
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| M0KHZ Replies: 3 Views: 4756 |
Forum: General CCS C Discussion Posted: Sun Feb 24, 2008 11:24 am Subject: Random reset - 18F4550 |
| Hi Eric
I'll try the NOWDT, and let you know. I forgot to mention I'm using an external clock (gps derived 10Mhz) hence the #fuses EC_IO statement. Back shortly
Kevin - M0KHZ |
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| Topic: Random reset - 18F4550 |
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| M0KHZ Replies: 3 Views: 4756 |
Forum: General CCS C Discussion Posted: Sun Feb 24, 2008 11:07 am Subject: Random reset - 18F4550 |
| Hi Guys, this issue is bugging the life out of me!
I've stripped the code down to basics, and I'm still getting a semi random reset. The MCLR is being pulled up to 5V with a 3K3 resistor (have chang ... |
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| Topic: Mapping pins to LCD.C |
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| M0KHZ Replies: 6 Views: 5178 |
Forum: General CCS C Discussion Posted: Sat Feb 16, 2008 11:38 am Subject: Mapping pins to LCD.C |
| Hi It was no problem, the link you posted had a link to the 4x20 anyway, the code works a treat, thanks again.
The next stage to to structure the code! I'm thinking state machine, and have an id ... |
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