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| author | Andrew Dunai <a@dun.ai> | 2020-05-09 09:59:50 +0300 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2020-05-08 23:59:50 -0700 |
| commit | 1f7bbf279c925240630daacd3c29d51719112c3f (patch) | |
| tree | d30db62ad04f34ad5043cc84afd5b733be4fd272 /keyboards/handwired/d48/ds1307.c | |
| parent | 803610a284ac886eaeb319b4a8d25ffbd2861152 (diff) | |
| download | qmk_firmware-1f7bbf279c925240630daacd3c29d51719112c3f.tar.gz qmk_firmware-1f7bbf279c925240630daacd3c29d51719112c3f.zip | |
[Keyboard] Added D48 keyboard (#8548)
* [Keyboard] Added D48 keyboard.
* Updated README.
* Cleanups.
* Moved d48 to handwired/
* Added link to build process album.
* Coding conventions cleanups.
* Added DS1307 RTC!
* Minor cleanups.
* Apply suggestions from code review
Co-Authored-By: Drashna Jaelre <drashna@live.com>
* Minor refactoring.
* Readme fix.
* Moved leftover keymap-specific code from keyboard space into keymap.
* Added encoder button pins to extra matrix row.
* Updated README, updated pinout & cleaned up the glcdfont
* Apply suggestions from code review
Co-Authored-By: Drashna Jaelre <drashna@live.com>
* Update config.h
* Apply suggestions from code review
Co-Authored-By: Ryan <fauxpark@gmail.com>
* Added default keymap. Refactored existing keymap.
* Update keyboards/handwired/d48/README.md
Co-Authored-By: Ryan <fauxpark@gmail.com>
* Apply suggestions from code review
Co-Authored-By: Joel Challis <git@zvecr.com>
* Minor alignment fix.
* Update keyboards/handwired/d48/glcdfont_d48.c
Co-Authored-By: Ryan <fauxpark@gmail.com>
* Changes as per PR.
* Apply suggestions from code review
Co-authored-by: James Young <18669334+noroadsleft@users.noreply.github.com>
Co-authored-by: Drashna Jaelre <drashna@live.com>
Co-authored-by: Ryan <fauxpark@gmail.com>
Co-authored-by: Joel Challis <git@zvecr.com>
Co-authored-by: James Young <18669334+noroadsleft@users.noreply.github.com>
Diffstat (limited to 'keyboards/handwired/d48/ds1307.c')
| -rw-r--r-- | keyboards/handwired/d48/ds1307.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/keyboards/handwired/d48/ds1307.c b/keyboards/handwired/d48/ds1307.c new file mode 100644 index 0000000000..f6b57d50d2 --- /dev/null +++ b/keyboards/handwired/d48/ds1307.c @@ -0,0 +1,21 @@ +#include "ds1307.h" +#include "i2c_master.h" + +void ds1307_set_time(uint8_t h, uint8_t m, uint8_t s) { + uint8_t data[] = { + ((s % 10) | ((s / 10) << 4)) & 0x7F, + ((m % 10) | ((m / 10) << 4)) & 0x7F, + ((h % 10) | ((h / 10) << 4)) & 0x3F, + 0, 0, 0, 0, 0 + }; // 24-hour mode + i2c_writeReg(DS1307_ADDR, 0, data, 8, 100); +} + +void ds1307_get_time(uint8_t *h, uint8_t *m, uint8_t *s) { + uint8_t data[3]; + i2c_readReg(DS1307_ADDR, 0, data, 3, 100); + i2c_stop(); + *s = (data[0] & 0b1111) + ((data[0] & 0b1110000) >> 4) * 10; + *m = (data[1] & 0b1111) + ((data[1] & 0b1110000) >> 4) * 10; + *h = (data[2] & 0b1111) + ((data[2] & 0b0110000) >> 4) * 10; +} |