f2bc70a264
* Add M6-A keymap * Update XD60 keymap * Update XD60 keymap readme * Update JJ40 and Let's Split keymaps * Add readme for M6-A * Fix typo, update JJ40 README * Update jj40 readme * Cleanup jj40 keymap * Revert Let's Split QWERTY layer to default before #2010 * Update numpad layers * Fix: Let's Split keymap getting stuck mods due to having keycodes assigned on the Raise layer * Keep ASCII art consistent with keymap * Staryu: initial port * Add personal keymap * Added and updated READMEs * Fix: default keymap for staryu * Rudimentary backlight support. * Enabled mousekeys for default keymap * use QMK_KEYBOARD_H and LAYOUT * Update readme.md for NIU mini: flash using avrdude * Fix missing linebreaks for Staryu README * Update readme.md * Update PS2AVRGB boards with new matrix.c * Update canoe matrix.c; untested * Fix canoe.c for building (needs matrix_scan_user and matrix_init_user) * Add personal Iris keymap * Update keymap * Update keymap * Update keymap, disable backlighting and underglow * Move PrintScreen button * Add README * Update personal keymaps * Add INS key * Limit USB max power consumption, change Fn to MENU * Remove Numpad layer (easy to accidentally toggle) * Fix backlighting for ps2avrgb * Update comments to refer to actual pin naming * Possible fix for xyverz ortho keymap: define RGBLED_NUM * Make led_set_user in backlight.c overridable * Add changes to address points raised in code review, untested (don't have build env right now)
61 lines
1.7 KiB
C
61 lines
1.7 KiB
C
/**
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* Backlighting code for PS2AVRGB boards (ATMEGA32A)
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* Kenneth A. (github.com/krusli | krusli.me)
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*/
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#include "quantum.h"
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#include <avr/pgmspace.h>
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#include <avr/interrupt.h>
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// Port D: digital pins of the AVR chipset
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#define NUMLOCK_PORT (1 << 0) // D0
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#define CAPSLOCK_PORT (1 << 1) // D1
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#define BACKLIGHT_PORT (1 << 4) // D4
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#define SCROLLLOCK_PORT (1 << 6) // D6
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/**
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* References
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* Port Registers: https://www.arduino.cc/en/Reference/PortManipulation
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* TCCR1A: https://electronics.stackexchange.com/questions/92350/what-is-the-difference-between-tccr1a-and-tccr1b
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* Timers: http://www.avrbeginners.net/architecture/timers/timers.html
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* 16-bit timer setup: http://sculland.com/ATmega168/Interrupts-And-Timers/16-Bit-Timer-Setup/
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* PS2AVRGB firmware: https://github.com/showjean/ps2avrU/tree/master/firmware
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*/
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// @Override
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// turn LEDs on and off depending on USB caps/num/scroll lock states.
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__attribute__ ((weak))
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void led_set_user(uint8_t usb_led) {
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/* It appears that these cause the v1 JJ40 PCB to hang.
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* I haven't looked into why, but I don't have any LEDs on my board anyway. */
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#if 0
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if (usb_led & (1 << USB_LED_NUM_LOCK)) {
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// turn on
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DDRD |= NUMLOCK_PORT;
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PORTD |= NUMLOCK_PORT;
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} else {
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// turn off
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DDRD &= ~NUMLOCK_PORT;
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PORTD &= ~NUMLOCK_PORT;
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}
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if (usb_led & (1 << USB_LED_CAPS_LOCK)) {
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DDRD |= CAPSLOCK_PORT;
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PORTD |= CAPSLOCK_PORT;
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} else {
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DDRD &= ~CAPSLOCK_PORT;
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PORTD &= ~CAPSLOCK_PORT;
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}
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if (usb_led & (1 << USB_LED_SCROLL_LOCK)) {
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DDRD |= SCROLLLOCK_PORT;
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PORTD |= SCROLLLOCK_PORT;
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} else {
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DDRD &= ~SCROLLLOCK_PORT;
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PORTD &= ~SCROLLLOCK_PORT;
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}
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#endif
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}
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