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Commit Graph

25 Commits

Author SHA1 Message Date
Russell Harmon
bab85e713b Increase max V. Backporch value from 63 to 236
This change allows highly letterboxed content (e.g. the PSP's 480x272
picture in a 720x480 frame) to be "zoomed" to a full screen picture by
treating the letterbox as horizontal and vertical backporch.

Co-authored-by: Chris Lockfort <clockfort@gmail.com>
2020-04-07 12:51:36 -07:00
marqs
286c9a94d1 add Kana set to character ROM 2019-10-27 20:16:48 +02:00
marqs
85c295c5e2 make pll_reconfig more robust 2019-10-12 22:56:10 +03:00
marqs
8e7236dc00 timing optimizations 2019-10-10 01:00:48 +03:00
borti4938
b8c80c7425 put a small border around OSD text area 2019-10-10 00:00:37 +03:00
marqs
b22365af20 add timeout to pll_reconfig and update postprocess pipeline diagram 2019-10-07 23:20:44 +03:00
marqs
9d496383c3 optimize clock network
* replace all clock muxes with a single cycloneive_clkctrl to minimize skew
* use a single dynamically configured PLL to comply with cycloneive_clkctrl
2019-10-06 23:54:32 +03:00
marqs
d1fd30019f osd_generator: add M9K support to allow larger character array 2019-10-05 11:33:59 +03:00
marqs
a6bdd8cfab free up 1 M9K by modifying altera_jtag_avalon_master 2019-10-03 23:47:59 +03:00
marqs
6266976114 first OSD implementation 2019-10-03 02:03:43 +03:00
marqs
aa43991534 add mask color option 2019-09-30 19:31:05 +03:00
marqs
5e0277fb48 add Panasonic hack for improving line count tolerance with line2x 2019-07-01 19:15:57 +03:00
marqs
9e81fb5922 Scanline updates and fixes
* Enable overlay pattern customization
* Fix non-alternating mode with line4x interlace sources
* Add alternate interval option for pre-linedoubled sources
2019-03-23 00:09:46 +02:00
marqs
055a794b5e move bitswap inside epcq_controller driver 2018-10-09 23:16:37 +03:00
marqs
e8d5097ecb replace nios crcCI with hw_crc32 qsys module 2018-10-07 23:38:26 +03:00
marqs
0a747cbce6 i2c_opencores: fix compilation warnings 2018-10-07 23:34:29 +03:00
marqs
4676cbd2f0 integrate zero-riscy 2018-10-06 13:19:12 +03:00
marqs
dd4ffde231 update to Quartus 17.1 2017-12-07 21:35:08 +02:00
marqs
d98c23c8c1 Update project files to Quartus 17.0. 2017-05-29 19:15:34 +03:00
marqs
03bf4c2c9a Update to Quartus 16.1. 2016-12-13 20:55:10 +02:00
marqs
d548d53272 Add dedicated SPI mode option to i2c_opencores. 2016-11-05 15:39:36 +02:00
marqs
5d3e3bbe33 remove old SD interface files from project. 2016-10-27 01:11:33 +03:00
marqs
611c8763c2 Improve SD card IO. 2016-10-27 01:08:23 +03:00
marqs
f55e9a877e SD SPI implementation finished 2016-10-21 01:19:53 +03:00
marqs
388c464f63 Initial public release (FW 0.64) 2016-02-23 01:03:50 +02:00