From d9b5f5110ebf3e7da6a11e8640fb4367114aed67 Mon Sep 17 00:00:00 2001 From: Ralf Schmitt Date: Tue, 11 Nov 2014 14:49:16 +0100 Subject: Added NerD 60% support --- keyboard/nerd/backlight.c | 75 +++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 75 insertions(+) create mode 100644 keyboard/nerd/backlight.c (limited to 'keyboard/nerd/backlight.c') diff --git a/keyboard/nerd/backlight.c b/keyboard/nerd/backlight.c new file mode 100644 index 0000000000..804b4848a6 --- /dev/null +++ b/keyboard/nerd/backlight.c @@ -0,0 +1,75 @@ +/* +Copyright 2014 Ralf Schmitt + +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 +the Free Software Foundation, either version 2 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program. If not, see . +*/ + +#include +#include "backlight.h" + +void backlight_init_ports() +{ + DDRB |= 0b11100000; // PB7 (switch), PB6 (pcb), PB5 (caps) +} + +void backlight_set(uint8_t level) +{ + (level & BACKLIGHT_SWITCH) ? backlight_switch_enable() : backlight_switch_disable(); + (level & BACKLIGHT_PCB) ? backlight_pcb_enable() : backlight_pcb_disable(); +} + +void backlight_switch_enable() +{ + PORTB |= 0b10000000; +} + +void backlight_switch_disable() +{ + PORTB &= ~0b10000000; +} + +void backlight_switch_invert() +{ + PORTB ^= 0b10000000; +} + +void backlight_pcb_enable() +{ + PORTB |= 0b01000000; +} + +void backlight_pcb_disable() +{ + PORTB &= ~0b01000000; +} + +void backlight_pcb_invert() +{ + PORTB ^= 0b01000000; +} + +void backlight_caps_enable() +{ + PORTB |= 0b00100000; +} + +void backlight_caps_disable() +{ + PORTB &= ~0b00100000; +} + +void backlight_caps_invert() +{ + PORTB ^= 0b00100000; +} -- cgit v1.2.3