22b6e15a17
e5f9940 Merge commit '1bc3dd200b023cecf063a0cb3ba347f77f6d759d' into core_update da03c50 Add note for L/R side bit being ignored e80f3c1 Add in basic documentation for Macro system 35e8a76 core: Swap position of PEQL and PENT in unimap 00751f1 Merge pull request #406 from 39aldo39/patch-1 e50d7de V-USB remote wakeup 4340997 core: Fix typo in definition AC_g 958144d core: Debug print for system and consumer keys e7e1030 core: Fix sleep_led 0866323 core: Change matrix_init and matrix_print 0dbf73d core: Add matrix_clear() and default impl. 3202ca3 core: Add suspend mode options 4cda3aa core: Fix suspend/wake for converters #386 4e15247 core: LUFA_DEBUG_SUART for serial debug b9cf8e7 core: Fix mechanical locking supoort #390 12aa0fd Merge branch 'nemith-master' fccb3fa core: Fix OPT_DEFS for mbed build 2e2d2c8 Merge branch 'master' of github.com:leizzer/tmk_keyboard f1d3634 Change .gitignore for ChibiOS 3aab802 core: Fix build config in protocol.mk 5e43da0 core: Add short names in unimap 7a56998 core: Fix dfu wait in rules.mk 6d9c500 Merge branch 'mediakey-fix' 08382ac core: Fix 'make dfu' message 78cb04e Fix OS X Recognizing keyboard as Mouse/Tablet a114714 core: 'make dfu' waits for bootloader to start d0a8f13 core: Fix unimap UNIMAP_NO case e17abef core: Change lufa NKRO report size 16 to 32 bytes 375b20f core: Fix common.mk for build options 394fdff core: Fix unimap layout comment 912326c core: Add unimap support 00f4011 core: Fix doc/keymap.md for new keymap framework ddbd7b4 core: Add default implemenation of keymap read 671cacc core: action codes are action_t struct now b4fdb27 core: Change chibios repo directory names 7daed10 core: Fix keycode.txt 90399d7 core: Fix USB remote wakeup on ATmega32U2 #361 3677e84 usb_usb: Add multiple keyboard support 54d5b26 core: Fix Logical Maximum in report descriptor bd0d372 core: Fix LUFA report descriptor 95327b5 Merge pull request #355 from papodaca/XT 62bf548 core: change API of adb.c to accept device address 3097c9e Fix function name in host.h 836e209 Merge branch 'core_split_160522' 3918ea2 Merge commit '20b787fc1284176834cbe7ca2134e4b36bec5828' 7f87b11 core: Add comment of register 3 of ADB ef6478a core: Add adb_host_talk() 5c665b4 update macro names in bluefruit 4f2c5bf Merge commit '71381457fa1311dfa0b58ba882a96db740640871' 53a9c08 Merge pull request #321 from njbair/master f08a656 core: Fix media/consumer keys d526de8 Clean up wording in keymap example 0bb3dbb Clarify layer precedence d915c75 clarify layer documentation 72070d4 ps2_usb: Fix for VUSB configuration 170e2dc Mostly working. Is unstable, will emit bad codes after a while. c8e45b5 core: Actionmap support aabaa24 Codes appear to be detected correctly, the break codes are broken. git-subtree-dir: tmk_core git-subtree-split: e5f994033cbc8700745ac0c6d12772820492eed0
103 linhas
2.4 KiB
C
103 linhas
2.4 KiB
C
#include <stdint.h>
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#include <avr/io.h>
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#include <avr/interrupt.h>
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#include <avr/pgmspace.h>
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#include "led.h"
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#include "sleep_led.h"
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/* Software PWM
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* ______ ______ __
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* | ON |___OFF___| ON |___OFF___| ....
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* |<-------------->|<-------------->|<- ....
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* PWM period PWM period
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*
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* 256 interrupts/period[resolution]
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* 64 periods/second[frequency]
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* 256*64 interrupts/second
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* F_CPU/(256*64) clocks/interrupt
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*/
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#define SLEEP_LED_TIMER_TOP F_CPU/(256*64)
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void sleep_led_init(void)
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{
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/* Timer1 setup */
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/* CTC mode */
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TCCR1B |= _BV(WGM12);
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/* Clock selelct: clk/1 */
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TCCR1B |= _BV(CS10);
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/* Set TOP value */
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uint8_t sreg = SREG;
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cli();
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OCR1AH = (SLEEP_LED_TIMER_TOP>>8)&0xff;
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OCR1AL = SLEEP_LED_TIMER_TOP&0xff;
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SREG = sreg;
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}
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void sleep_led_enable(void)
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{
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/* Enable Compare Match Interrupt */
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TIMSK1 |= _BV(OCIE1A);
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}
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void sleep_led_disable(void)
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{
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/* Disable Compare Match Interrupt */
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TIMSK1 &= ~_BV(OCIE1A);
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}
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__attribute__ ((weak))
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void sleep_led_on(void)
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{
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led_set(1<<USB_LED_CAPS_LOCK);
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}
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__attribute__ ((weak))
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void sleep_led_off(void)
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{
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led_set(0);
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}
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/* Breathing Sleep LED brighness(PWM On period) table
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* (64[steps] * 4[duration]) / 64[PWM periods/s] = 4 second breath cycle
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*
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* http://www.wolframalpha.com/input/?i=%28sin%28+x%2F64*pi%29**8+*+255%2C+x%3D0+to+63
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* (0..63).each {|x| p ((sin(x/64.0*PI)**8)*255).to_i }
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*/
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static const uint8_t breathing_table[64] PROGMEM = {
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 4, 6, 10,
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15, 23, 32, 44, 58, 74, 93, 113, 135, 157, 179, 199, 218, 233, 245, 252,
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255, 252, 245, 233, 218, 199, 179, 157, 135, 113, 93, 74, 58, 44, 32, 23,
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15, 10, 6, 4, 2, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
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};
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ISR(TIMER1_COMPA_vect)
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{
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/* Software PWM
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* timer:1111 1111 1111 1111
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* \_____/\/ \_______/____ count(0-255)
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* \ \______________ duration of step(4)
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* \__________________ index of step table(0-63)
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*/
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static union {
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uint16_t row;
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struct {
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uint8_t count:8;
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uint8_t duration:2;
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uint8_t index:6;
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} pwm;
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} timer = { .row = 0 };
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timer.row++;
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// LED on
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if (timer.pwm.count == 0) {
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sleep_led_on();
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}
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// LED off
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if (timer.pwm.count == pgm_read_byte(&breathing_table[timer.pwm.index])) {
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sleep_led_off();
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}
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}
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