50:eebebd2d4062
51:db8794469a71 53:9b3b13a62733
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2017-11-03 |
Paul Boddie |
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Fixed DMA channel 2 registers. Reformatted and added some more definitions. |
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pic32.h
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49:c5b54afa496d
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2017-11-03 |
Paul Boddie |
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Fixed comments. |
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vga.S
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48:70fc39a06707
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2017-09-29 |
Paul Boddie |
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Added some comments. |
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vga.S
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47:466e83cd82b7
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2017-06-03 |
Paul Boddie |
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Disable the timer interrupt in order to reduce memory contention with the line
channel DMA, itself initiated by the timer wraparound event. |
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vga.S
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46:2d185cb3e437
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2017-06-03 |
Paul Boddie |
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Disable the line channel only when its completion is being handled. |
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vga.S
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45:b10610734967
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2017-06-03 |
Paul Boddie |
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Created a separate DMA address update routine. Note that it does not use $ra
since this appears to cause an exception somehow. |
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vga.S
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44:e3ec1c594d8e
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2017-06-03 |
Paul Boddie |
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Simplified the interrupt handler slightly. |
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vga.S
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43:a3173748352c
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2017-06-03 |
Paul Boddie |
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Reset the DMA source address for the first line, even though it is not necessary
in this particular arrangement. |
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vga.S
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42:166f3658f314
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2017-06-03 |
Paul Boddie |
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Disable and re-enable the line channel when setting the source address, even
though this does not actually appear to be necessary. |
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vga.S
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41:a9c2c11fc770
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2017-05-30 |
Paul Boddie |
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Put character string, font and image data into separate files.
Added initial font rendering support. |
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Makefile chardata.S display.c docs/COPYING.txt fontdata.S screendata.S vga.S vga.h
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