takaaki mastuzawa / pwm_all_out

MATSU-bed(LPC1549)でPWMを4つ以上出すプログラム

Dependents:   servo_controller_1549

pwm_all_api.h@4:49ee58dc8e4d, 2018-02-17 (annotated)

Committer:
hardtail
Date:
Sat Feb 17 07:23:48 2018 +0000
Revision:
4:49ee58dc8e4d
Parent:
2:322ad3eef278
Child:
5:88243d59b4df
??????????

Who changed what in which revision?

UserRevisionLine numberNew contents of line
hardtail 0:64b18a3829f1 1 /* mbed Microcontroller Library
hardtail 0:64b18a3829f1 2 * Copyright (c) 2006-2013 ARM Limited
hardtail 0:64b18a3829f1 3 *
hardtail 0:64b18a3829f1 4 * Licensed under the Apache License, Version 2.0 (the "License");
hardtail 0:64b18a3829f1 5 * you may not use this file except in compliance with the License.
hardtail 0:64b18a3829f1 6 * You may obtain a copy of the License at
hardtail 0:64b18a3829f1 7 *
hardtail 0:64b18a3829f1 8 * http://www.apache.org/licenses/LICENSE-2.0
hardtail 0:64b18a3829f1 9 *
hardtail 0:64b18a3829f1 10 * Unless required by applicable law or agreed to in writing, software
hardtail 0:64b18a3829f1 11 * distributed under the License is distributed on an "AS IS" BASIS,
hardtail 0:64b18a3829f1 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
hardtail 0:64b18a3829f1 13 * See the License for the specific language governing permissions and
hardtail 0:64b18a3829f1 14 * limitations under the License.
hardtail 0:64b18a3829f1 15 */
hardtail 0:64b18a3829f1 16 #ifndef MBED_PWM_ALL_API_H
hardtail 0:64b18a3829f1 17 #define MBED_PWM_ALL_API_H
hardtail 0:64b18a3829f1 18
hardtail 0:64b18a3829f1 19 #include "device.h"
hardtail 0:64b18a3829f1 20
hardtail 0:64b18a3829f1 21
hardtail 4:49ee58dc8e4d 22
hardtail 0:64b18a3829f1 23 #ifdef __cplusplus
hardtail 0:64b18a3829f1 24 extern "C" {
hardtail 0:64b18a3829f1 25 #endif
hardtail 0:64b18a3829f1 26
hardtail 4:49ee58dc8e4d 27 struct pwmout_sct {
hardtail 4:49ee58dc8e4d 28 LPC_SCT0_Type* pwm;
hardtail 4:49ee58dc8e4d 29 uint32_t pwm_ch;
hardtail 4:49ee58dc8e4d 30 uint32_t out_ch;
hardtail 4:49ee58dc8e4d 31 uint32_t pin;
hardtail 4:49ee58dc8e4d 32 uint32_t match;
hardtail 4:49ee58dc8e4d 33 };
hardtail 4:49ee58dc8e4d 34
hardtail 4:49ee58dc8e4d 35 /** Pwmout hal structure. pwmout_s is declared in the target's hal
hardtail 4:49ee58dc8e4d 36 */
hardtail 4:49ee58dc8e4d 37 typedef struct pwmout_sct pwmout_all_t;
hardtail 4:49ee58dc8e4d 38
hardtail 4:49ee58dc8e4d 39 /**
hardtail 4:49ee58dc8e4d 40 * \defgroup hal_pwmout Pwmout hal functions
hardtail 4:49ee58dc8e4d 41 * @{
hardtail 4:49ee58dc8e4d 42 */
hardtail 0:64b18a3829f1 43
hardtail 4:49ee58dc8e4d 44 /** Initialize the pwm out peripheral and configure the pin
hardtail 4:49ee58dc8e4d 45 *
hardtail 4:49ee58dc8e4d 46 * @param obj The pwmout object to initialize
hardtail 4:49ee58dc8e4d 47 * @param pin The pwmout pin to initialize
hardtail 4:49ee58dc8e4d 48 */
hardtail 4:49ee58dc8e4d 49 void pwmout_all_init(pwmout_all_t *obj, PinName pin);
hardtail 4:49ee58dc8e4d 50
hardtail 4:49ee58dc8e4d 51 /** Deinitialize the pwmout object
hardtail 4:49ee58dc8e4d 52 *
hardtail 4:49ee58dc8e4d 53 * @param obj The pwmout object
hardtail 4:49ee58dc8e4d 54 */
hardtail 4:49ee58dc8e4d 55 void pwmout_all_free(pwmout_all_t *obj);
hardtail 0:64b18a3829f1 56
hardtail 4:49ee58dc8e4d 57 /** Set the output duty-cycle in range <0.0f, 1.0f>
hardtail 4:49ee58dc8e4d 58 *
hardtail 4:49ee58dc8e4d 59 * Value 0.0f represents 0 percentage, 1.0f represents 100 percent.
hardtail 4:49ee58dc8e4d 60 * @param obj The pwmout object
hardtail 4:49ee58dc8e4d 61 * @param percent The floating-point percentage number
hardtail 4:49ee58dc8e4d 62 */
hardtail 4:49ee58dc8e4d 63 void pwmout_all_write(pwmout_all_t *obj, float percent);
hardtail 4:49ee58dc8e4d 64
hardtail 4:49ee58dc8e4d 65 /** Read the current float-point output duty-cycle
hardtail 4:49ee58dc8e4d 66 *
hardtail 4:49ee58dc8e4d 67 * @param obj The pwmout object
hardtail 4:49ee58dc8e4d 68 * @return A floating-point output duty-cycle
hardtail 4:49ee58dc8e4d 69 */
hardtail 4:49ee58dc8e4d 70 float pwmout_all_read(pwmout_all_t *obj);
hardtail 0:64b18a3829f1 71
hardtail 4:49ee58dc8e4d 72 /** Set the PWM period specified in seconds, keeping the duty cycle the same
hardtail 4:49ee58dc8e4d 73 *
hardtail 4:49ee58dc8e4d 74 * Periods smaller than microseconds (the lowest resolution) are set to zero.
hardtail 4:49ee58dc8e4d 75 * @param obj The pwmout object
hardtail 4:49ee58dc8e4d 76 * @param seconds The floating-point seconds period
hardtail 4:49ee58dc8e4d 77 */
hardtail 4:49ee58dc8e4d 78 void pwmout_all_period(pwmout_all_t *obj, float seconds);
hardtail 4:49ee58dc8e4d 79
hardtail 4:49ee58dc8e4d 80 /** Set the PWM period specified in miliseconds, keeping the duty cycle the same
hardtail 4:49ee58dc8e4d 81 *
hardtail 4:49ee58dc8e4d 82 * @param obj The pwmout object
hardtail 4:49ee58dc8e4d 83 * @param ms The milisecond period
hardtail 4:49ee58dc8e4d 84 */
hardtail 4:49ee58dc8e4d 85 void pwmout_all_period_ms(pwmout_all_t *obj, int ms);
hardtail 4:49ee58dc8e4d 86
hardtail 4:49ee58dc8e4d 87 /** Set the PWM period specified in microseconds, keeping the duty cycle the same
hardtail 4:49ee58dc8e4d 88 *
hardtail 4:49ee58dc8e4d 89 * @param obj The pwmout object
hardtail 4:49ee58dc8e4d 90 * @param us The microsecond period
hardtail 4:49ee58dc8e4d 91 */
hardtail 4:49ee58dc8e4d 92 void pwmout_all_period_us(pwmout_all_t *obj, int us);
hardtail 0:64b18a3829f1 93
hardtail 4:49ee58dc8e4d 94 /** Set the PWM pulsewidth specified in seconds, keeping the period the same.
hardtail 4:49ee58dc8e4d 95 *
hardtail 4:49ee58dc8e4d 96 * @param obj The pwmout object
hardtail 4:49ee58dc8e4d 97 * @param seconds The floating-point pulsewidth in seconds
hardtail 4:49ee58dc8e4d 98 */
hardtail 4:49ee58dc8e4d 99 void pwmout_all_pulsewidth(pwmout_all_t *obj, float seconds);
hardtail 4:49ee58dc8e4d 100
hardtail 4:49ee58dc8e4d 101 /** Set the PWM pulsewidth specified in miliseconds, keeping the period the same.
hardtail 4:49ee58dc8e4d 102 *
hardtail 4:49ee58dc8e4d 103 * @param obj The pwmout object
hardtail 4:49ee58dc8e4d 104 * @param ms The floating-point pulsewidth in miliseconds
hardtail 4:49ee58dc8e4d 105 */
hardtail 4:49ee58dc8e4d 106 void pwmout_all_pulsewidth_ms(pwmout_all_t *obj, int ms);
hardtail 4:49ee58dc8e4d 107
hardtail 4:49ee58dc8e4d 108 /** Set the PWM pulsewidth specified in microseconds, keeping the period the same.
hardtail 4:49ee58dc8e4d 109 *
hardtail 4:49ee58dc8e4d 110 * @param obj The pwmout object
hardtail 4:49ee58dc8e4d 111 * @param us The floating-point pulsewidth in microseconds
hardtail 4:49ee58dc8e4d 112 */
hardtail 4:49ee58dc8e4d 113 void pwmout_all_pulsewidth_us(pwmout_all_t *obj, int us);
hardtail 4:49ee58dc8e4d 114
hardtail 4:49ee58dc8e4d 115 /**@}*/
hardtail 0:64b18a3829f1 116
hardtail 0:64b18a3829f1 117 #ifdef __cplusplus
hardtail 0:64b18a3829f1 118 }
hardtail 0:64b18a3829f1 119 #endif
hardtail 0:64b18a3829f1 120
hardtail 0:64b18a3829f1 121
hardtail 0:64b18a3829f1 122 #endif