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| Search found 7 matches |
| Author | Message |
|---|---|
 Topic: PIC18F14K22 RA0-RA3 not working |
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| davidb_csi Replies: 6 Views: 8577 |
 Forum: General CCS C Discussion Posted: Thu Jul 24, 2014 2:45 pm Subject: problem solved |
| Well, I knew it would be simple when I found it. I had already disabled the comparator like Markdem suggested. I had used this PIC in the past and so I started with that original configuration. How ... | |
| Topic: PIC18F14K22 RA0-RA3 not working |
|
| davidb_csi Replies: 6 Views: 8577 |
Forum: General CCS C Discussion Posted: Wed Jul 23, 2014 1:31 pm Subject: PIC18F14K22 RA0-RA3 not working |
| Sorry, my compiler version is PCWHD 5.026. | |
| Topic: PIC18F14K22 RA0-RA3 not working |
|
| davidb_csi Replies: 6 Views: 8577 |
Forum: General CCS C Discussion Posted: Wed Jul 23, 2014 1:29 pm Subject: PIC18F14K22 RA0-RA3 not working |
| Jay,
Thanks for the reply. 1. I know the PIC is good. I have several of them. Use them on another product. The program is running. I have an LCD display and a 16-bit A/D converter working al ... |
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| Topic: PIC18F14K22 RA0-RA3 not working |
|
| davidb_csi Replies: 6 Views: 8577 |
Forum: General CCS C Discussion Posted: Wed Jul 23, 2014 11:24 am Subject: PIC18F14K22 RA0-RA3 not working |
| I have all inputs of port A as digital inputs from switches. RA0 is a Ramp Up switch, RA1 is Ramp Down. RA2 and 3 are jumpers for calibration, RA4 and RA5 are from a rotary switch which selects a mi ... | |
| Topic: spi_xfer() |
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| davidb_csi Replies: 4 Views: 10373 |
Forum: General CCS C Discussion Posted: Wed Jul 23, 2014 11:12 am Subject: spi_xfer() |
| For now, I was still having trouble getting the SPI routines to work with my LCD display driver. The D/A chip works fine. In order to get things moving and to prove that my hardware is working, I de ... | |
| Topic: spi_xfer() |
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| davidb_csi Replies: 4 Views: 10373 |
Forum: General CCS C Discussion Posted: Wed Jul 16, 2014 2:12 pm Subject: spi_xfer() |
| I am running the PIC at 8Mhz using the internal oscillator. the circuit is running on 3.3vdc. I have two devices using the SPI bus, the LCD display driver and an LTC1655Cs8 16-bit D/A converter. No ... | |
| Topic: spi_xfer() |
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| davidb_csi Replies: 4 Views: 10373 |
Forum: General CCS C Discussion Posted: Wed Jul 16, 2014 10:57 am Subject: spi_xfer() |
| I am trying to communicate over SPI to an LCD driver (MM5452V) which I have used before with another type of controller, so I know it works. I am using a PIC 18F14K22 controller this time. I have an ... | |
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