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author | donicrosby <doni.crosby1995@gmail.com> | 2021-11-01 19:40:01 -0400 |
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committer | GitHub <noreply@github.com> | 2021-11-02 10:40:01 +1100 |
commit | 0c725017638ec86011191bf835735fb6c569d298 (patch) | |
tree | d5c1076063ade21423de710ae9837b6edd16ae80 /drivers/led/issi/is31fl3731.c | |
parent | 7ae0f371cf55a589a4735098f52e722f579de41d (diff) | |
download | qmk_firmware-0c725017638ec86011191bf835735fb6c569d298.tar.gz qmk_firmware-0c725017638ec86011191bf835735fb6c569d298.zip |
Enable de-ghosting for RGB/LED matrix on all ISSI LED drivers (#14508)
* Initial work for de-ghost enable
* Dumb mistake with the redefine
* Added Copywrite stuff on source files
* Fixed whitespace errors
* Added support for all ISSI LED drivers
* Updated docs for support for ISSI LED driver pull-up pull-down
* Applied clang format
* Added 'boolean' flag to enable de-ghosting for the is31fl3731 IC
* Fixed some of the grammer in the docs
* Fixed comment placement and grammer of comment
* Fixed whitespace errors from lint
Co-authored-by: donicrosby <donicrosby1995@gmail.com>
Diffstat (limited to 'drivers/led/issi/is31fl3731.c')
-rw-r--r-- | drivers/led/issi/is31fl3731.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/led/issi/is31fl3731.c b/drivers/led/issi/is31fl3731.c index 110bdc1be4..fbf24c30fb 100644 --- a/drivers/led/issi/is31fl3731.c +++ b/drivers/led/issi/is31fl3731.c @@ -1,5 +1,6 @@ /* Copyright 2017 Jason Williams * Copyright 2018 Jack Humbert + * Copyright 2021 Doni Crosby * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -39,6 +40,9 @@ #define ISSI_REG_PICTUREFRAME 0x01 +// Not defined in the datasheet -- See AN for IC +#define ISSI_REG_GHOST_IMAGE_PREVENTION 0xC2 // Set bit 4 to enable de-ghosting + #define ISSI_REG_SHUTDOWN 0x0A #define ISSI_REG_AUDIOSYNC 0x06 @@ -132,6 +136,9 @@ void IS31FL3731_init(uint8_t addr) { // enable software shutdown IS31FL3731_write_register(addr, ISSI_REG_SHUTDOWN, 0x00); +#ifdef ISSI_3731_DEGHOST // set to enable de-ghosting of the array + IS31FL3731_write_register(addr, ISSI_REG_GHOST_IMAGE_PREVENTION, 0x10); +#endif // this delay was copied from other drivers, might not be needed wait_ms(10); |