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authorJack Humbert <jack.humb@gmail.com>2017-02-12 17:29:42 +0100
committerJack Humbert <jack.humb@gmail.com>2017-02-12 17:29:42 +0100
commit8d0fdf10086a0e8a1615f0521fccf1f5a2806497 (patch)
treea64c77717d4b4cc7ffe08a6cdfc7e8091bd3c32a
parenta0c2305bd1153d9d578d73effd33896c2dbc26c8 (diff)
downloadqmk_firmware-8d0fdf10086a0e8a1615f0521fccf1f5a2806497.tar.gz
qmk_firmware-8d0fdf10086a0e8a1615f0521fccf1f5a2806497.tar.xz
adds soft pwm for non-timed ports
-rw-r--r--keyboards/planck/rules.mk4
-rw-r--r--keyboards/preonic/rules.mk4
-rw-r--r--quantum/quantum.c59
-rw-r--r--quantum/quantum.h1
4 files changed, 50 insertions, 18 deletions
diff --git a/keyboards/planck/rules.mk b/keyboards/planck/rules.mk
index 4423d422f..6776062f6 100644
--- a/keyboards/planck/rules.mk
+++ b/keyboards/planck/rules.mk
@@ -56,13 +56,13 @@ EXTRAKEY_ENABLE ?= yes # Audio control and System control(+450)
CONSOLE_ENABLE ?= no # Console for debug(+400)
COMMAND_ENABLE ?= no # Commands for debug and configuration
NKRO_ENABLE ?= no # Nkey Rollover - if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
-BACKLIGHT_ENABLE ?= no # Enable keyboard backlight functionality
+BACKLIGHT_ENABLE ?= yes # Enable keyboard backlight functionality
MIDI_ENABLE ?= yes # MIDI controls
AUDIO_ENABLE ?= yes # Audio output on port C6
UNICODE_ENABLE ?= no # Unicode
BLUETOOTH_ENABLE ?= no # Enable Bluetooth with the Adafruit EZ-Key HID
RGBLIGHT_ENABLE ?= no # Enable WS2812 RGB underlight.
-API_SYSEX_ENABLE = yes
+API_SYSEX_ENABLE = no
# Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
SLEEP_LED_ENABLE ?= no # Breathing sleep LED during USB suspend
diff --git a/keyboards/preonic/rules.mk b/keyboards/preonic/rules.mk
index 62473e356..6be5b55bc 100644
--- a/keyboards/preonic/rules.mk
+++ b/keyboards/preonic/rules.mk
@@ -58,13 +58,13 @@ EXTRAKEY_ENABLE ?= yes # Audio control and System control(+450)
CONSOLE_ENABLE ?= no # Console for debug(+400)
COMMAND_ENABLE ?= no # Commands for debug and configuration
NKRO_ENABLE ?= no # Nkey Rollover - if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
-BACKLIGHT_ENABLE ?= no # Enable keyboard backlight functionality
+BACKLIGHT_ENABLE ?= yes # Enable keyboard backlight functionality
MIDI_ENABLE ?= yes # MIDI controls
AUDIO_ENABLE ?= yes # Audio output on port C6
UNICODE_ENABLE ?= no # Unicode
BLUETOOTH_ENABLE ?= no # Enable Bluetooth with the Adafruit EZ-Key HID
RGBLIGHT_ENABLE ?= no # Enable WS2812 RGB underlight.
-API_SYSEX_ENABLE ?= yes
+API_SYSEX_ENABLE ?= no
# Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
SLEEP_LED_ENABLE ?= no # Breathing sleep LED during USB suspend \ No newline at end of file
diff --git a/quantum/quantum.c b/quantum/quantum.c
index 45ea8cb73..95f06d95d 100644
--- a/quantum/quantum.c
+++ b/quantum/quantum.c
@@ -7,6 +7,9 @@
#define TAPPING_TERM 200
#endif
+#include "backlight.h"
+extern backlight_config_t backlight_config;
+
static void do_code16 (uint16_t code, void (*f) (uint8_t)) {
switch (code) {
case QK_MODS ... QK_MODS_MAX:
@@ -577,6 +580,10 @@ void matrix_scan_quantum() {
matrix_scan_combo();
#endif
+ #if defined(BACKLIGHT_ENABLE) && defined(BACKLIGHT_PIN)
+ backlight_task();
+ #endif
+
matrix_scan_kb();
}
@@ -644,13 +651,13 @@ __attribute__ ((weak))
void backlight_set(uint8_t level)
{
// Prevent backlight blink on lowest level
- #if BACKLIGHT_ON_STATE == 0
- // PORTx &= ~n
- _SFR_IO8((backlight_pin >> 4) + 2) &= ~_BV(backlight_pin & 0xF);
- #else
- // PORTx |= n
- _SFR_IO8((backlight_pin >> 4) + 2) |= _BV(backlight_pin & 0xF);
- #endif
+ // #if BACKLIGHT_ON_STATE == 0
+ // // PORTx &= ~n
+ // _SFR_IO8((backlight_pin >> 4) + 2) &= ~_BV(backlight_pin & 0xF);
+ // #else
+ // // PORTx |= n
+ // _SFR_IO8((backlight_pin >> 4) + 2) |= _BV(backlight_pin & 0xF);
+ // #endif
if ( level == 0 ) {
#ifndef NO_BACKLIGHT_CLOCK
@@ -658,13 +665,13 @@ void backlight_set(uint8_t level)
TCCR1A &= ~(_BV(COM1x1));
OCR1x = 0x0;
#else
- #if BACKLIGHT_ON_STATE == 0
- // PORTx |= n
- _SFR_IO8((backlight_pin >> 4) + 2) |= _BV(backlight_pin & 0xF);
- #else
- // PORTx &= ~n
- _SFR_IO8((backlight_pin >> 4) + 2) &= ~_BV(backlight_pin & 0xF);
- #endif
+ // #if BACKLIGHT_ON_STATE == 0
+ // // PORTx |= n
+ // _SFR_IO8((backlight_pin >> 4) + 2) |= _BV(backlight_pin & 0xF);
+ // #else
+ // // PORTx &= ~n
+ // _SFR_IO8((backlight_pin >> 4) + 2) &= ~_BV(backlight_pin & 0xF);
+ // #endif
#endif
}
#ifndef NO_BACKLIGHT_CLOCK
@@ -687,6 +694,30 @@ void backlight_set(uint8_t level)
#endif
}
+uint8_t backlight_tick = 0;
+
+void backlight_task(void) {
+ #ifdef NO_BACKLIGHT_CLOCK
+ if ((0xFFFF >> ((BACKLIGHT_LEVELS - backlight_config.level) * ((BACKLIGHT_LEVELS + 1) / 2))) & (1 << backlight_tick)) {
+ #if BACKLIGHT_ON_STATE == 0
+ // PORTx &= ~n
+ _SFR_IO8((backlight_pin >> 4) + 2) &= ~_BV(backlight_pin & 0xF);
+ #else
+ // PORTx |= n
+ _SFR_IO8((backlight_pin >> 4) + 2) |= _BV(backlight_pin & 0xF);
+ #endif
+ } else {
+ #if BACKLIGHT_ON_STATE == 0
+ // PORTx |= n
+ _SFR_IO8((backlight_pin >> 4) + 2) |= _BV(backlight_pin & 0xF);
+ #else
+ // PORTx &= ~n
+ _SFR_IO8((backlight_pin >> 4) + 2) &= ~_BV(backlight_pin & 0xF);
+ #endif
+ }
+ backlight_tick = (backlight_tick + 1) % 16;
+ #endif
+}
#ifdef BACKLIGHT_BREATHING
diff --git a/quantum/quantum.h b/quantum/quantum.h
index 18f072189..2470d8c7d 100644
--- a/quantum/quantum.h
+++ b/quantum/quantum.h
@@ -95,6 +95,7 @@ void unregister_code16 (uint16_t code);
#ifdef BACKLIGHT_ENABLE
void backlight_init_ports(void);
+void backlight_task(void);
#ifdef BACKLIGHT_BREATHING
void breathing_enable(void);