From 5a059c8d6ecfe2f98a77570b8b6cf13c500398f7 Mon Sep 17 00:00:00 2001 From: Clyne Sullivan Date: Fri, 11 Nov 2016 15:15:16 -0500 Subject: tar'd chibi --- .../community/testhal/KINETIS/TEENSY_LC/PWM/main.c | 120 --------------------- 1 file changed, 120 deletions(-) delete mode 100644 ChibiOS_16.1.5/community/testhal/KINETIS/TEENSY_LC/PWM/main.c (limited to 'ChibiOS_16.1.5/community/testhal/KINETIS/TEENSY_LC/PWM/main.c') diff --git a/ChibiOS_16.1.5/community/testhal/KINETIS/TEENSY_LC/PWM/main.c b/ChibiOS_16.1.5/community/testhal/KINETIS/TEENSY_LC/PWM/main.c deleted file mode 100644 index f8e6ba2..0000000 --- a/ChibiOS_16.1.5/community/testhal/KINETIS/TEENSY_LC/PWM/main.c +++ /dev/null @@ -1,120 +0,0 @@ -/* - (C) 2015-2016 flabbergast - - Licensed under the Apache License, Version 2.0 (the "License"); - you may not use this file except in compliance with the License. - You may obtain a copy of the License at - - http://www.apache.org/licenses/LICENSE-2.0 - - Unless required by applicable law or agreed to in writing, software - distributed under the License is distributed on an "AS IS" BASIS, - WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - See the License for the specific language governing permissions and - limitations under the License. -*/ -#include "hal.h" - -#define PWM_DRIVER PWMD1 - -static void pwmpcb(PWMDriver *pwmp) { - (void)pwmp; - palSetLine(LINE_LED); -} - -static void pwmc0cb(PWMDriver *pwmp) { - (void)pwmp; - palClearLine(LINE_LED); -} - -static PWMConfig pwmcfg = { - 12000000, /* 12MHz PWM clock frequency. */ - 12000, /* Initial PWM period 1ms */ - pwmpcb, /* Callback on counter overflow */ - { - {PWM_OUTPUT_DISABLED, pwmc0cb}, /* ch2: mode, callback! */ - {PWM_OUTPUT_DISABLED, NULL}, /* ch2: mode, no callback */ - {PWM_OUTPUT_DISABLED, NULL}, /* ch2: mode, no callback */ - {PWM_OUTPUT_DISABLED, NULL}, /* ch3: mode, no callback */ - {PWM_OUTPUT_DISABLED, NULL}, /* ch4: mode, no callback */ - {PWM_OUTPUT_DISABLED, NULL} /* ch5: mode, no callback */ - }, -}; - -/* Breathing Sleep LED brighness(PWM On period) table - * - * http://www.wolframalpha.com/input/?i=%28sin%28+x%2F64*pi%29**8+*+255%2C+x%3D0+to+63 - * (0..63).each {|x| p ((sin(x/64.0*PI)**8)*255).to_i } - */ -/* ruby -e "a = ((0..255).map{|x| Math.exp(Math.cos(Math::PI+(2*x*(Math::PI)/255)))-Math.exp(-1) }); m = a.max; a.map\!{|x| (9900*x/m).to_i+1}; p a" */ -#define BREATHE_STEP 16 /* ms; = 4000ms/TABLE_SIZE */ -#define TABLE_SIZE 256 -static const uint16_t breathing_table[TABLE_SIZE] = { - 1, 1, 2, 5, 8, 12, 17, 24, 31, 39, 48, 58, 69, 81, 95, 109, 124, 140, 158, 177, 196, 217, 239, 263, 287, 313, 340, 369, 399, 430, 463, 497, 532, 570, 608, 649, 691, 734, 779, 827, 875, 926, 979, 1033, 1090, 1148, 1209, 1271, 1336, 1403, 1472, 1543, 1617, 1693, 1771, 1852, 1935, 2021, 2109, 2199, 2292, 2387, 2486, 2586, 2689, 2795, 2903, 3014, 3127, 3243, 3362, 3482, 3606, 3731, 3859, 3989, 4122, 4256, 4392, 4531, 4671, 4813, 4957, 5102, 5248, 5396, 5545, 5694, 5845, 5995, 6147, 6298, 6449, 6600, 6751, 6901, 7050, 7198, 7344, 7489, 7632, 7772, 7911, 8046, 8179, 8309, 8435, 8557, 8676, 8790, 8900, 9005, 9105, 9201, 9291, 9375, 9454, 9527, 9593, 9654, 9708, 9756, 9797, 9831, 9859, 9880, 9894, 9900, 9901, 9894, 9880, 9859, 9831, 9797, 9756, 9708, 9654, 9593, 9527, 9454, 9375, 9291, 9201, 9105, 9005, 8900, 8790, 8676, 8557, 8435, 8309, 8179, 8046, 7911, 7772, 7632, 7489, 7344, 7198, 7050, 6901, 6751, 6600, 6449, 6298, 6147, 5995, 5845, 5694, 5545, 5396, 5248, 5102, 4957, 4813, 4671, 4531, 4392, 4256, 4122, 3989, 3859, 3731, 3606, 3482, 3362, 3243, 3127, 3014, 2903, 2795, 2689, 2586, 2486, 2387, 2292, 2199, 2109, 2021, 1935, 1852, 1771, 1693, 1617, 1543, 1472, 1403, 1336, 1271, 1209, 1148, 1090, 1033, 979, 926, 875, 827, 779, 734, 691, 649, 608, 570, 532, 497, 463, 430, 399, 369, 340, 313, 287, 263, 239, 217, 196, 177, 158, 140, 124, 109, 95, 81, 69, 58, 48, 39, 31, 24, 17, 12, 8, 5, 2, 1, 1 -}; - -uint16_t table_pos = 0; - -static THD_WORKING_AREA(waBreatheThread, 128); -static THD_FUNCTION(BreatheThread, arg) { - (void)arg; - chRegSetThreadName("breatheThread"); - - while(!chThdShouldTerminateX()) { - pwmEnableChannel(&PWM_DRIVER, 0, PWM_PERCENTAGE_TO_WIDTH(&PWM_DRIVER,breathing_table[table_pos])); - table_pos = (table_pos+1) % TABLE_SIZE; - chThdSleepMilliseconds(BREATHE_STEP); - } -} - -/* - * Application entry point. - */ -int main(void) { - - /* - * System initializations. - * - HAL initialization, this also initializes the configured device drivers - * and performs the board-specific initializations. - * - Kernel initialization, the main() function becomes a thread and the - * RTOS is active. - */ - halInit(); - chSysInit(); - - /* - * Initialize the PWM driver. - */ - pwmStart(&PWM_DRIVER, &pwmcfg); - pwmEnablePeriodicNotification(&PWM_DRIVER); - - /* - * Starts the PWM channel 0, turn the LED off. - */ - pwmEnableChannel(&PWM_DRIVER, 0, 0); - pwmEnableChannelNotification(&PWM_DRIVER, 0); // MUST be before EnableChannel... - - /* - * Create the breathe thread. - */ - thread_t *breathe_thread_p; - breathe_thread_p = chThdCreateStatic(waBreatheThread, sizeof(waBreatheThread), NORMALPRIO, BreatheThread, NULL); - - /* - * Normal main() thread activity, in this demo it does nothing. - */ - while (!chThdShouldTerminateX()) { - chThdSleepMilliseconds(500); - } - - chThdTerminate(breathe_thread_p); - chThdSleepMilliseconds(2*BREATHE_STEP); - - /* - * Disables channel 0 and stops the drivers. - */ - pwmDisableChannel(&PWM_DRIVER, 0); - pwmStop(&PWM_DRIVER); - - return 0; -} -- cgit v1.2.3