j3d1/open-ameba
1
0
Fork 0
mirror of https://github.com/drasko/open-ameba.git synced 2026-07-04 10:25:41 +00:00
Code Issues Projects Releases Packages Wiki Activity

Change SDK dir name. Use OpenOCD only.

Browse source 
Signed-off-by: Drasko DRASKOVIC <drasko.draskovic@gmail.com>
This commit is contained in:
Drasko DRASKOVIC 2017-05-14 18:47:13 +02:00
parent 05b731b5f3
commit eeb7f808ae
1446 changed files with 1 additions and 65 deletions
Download patch file Download diff file Expand all files Collapse all files

10
sdk/example_sources/pwm-buzzer/readme.txt Normal file
View file

@ -0,0 +1,10 @@
Example Description
This example describes how to use pwm buzzer on extend board
Requirement Components:
extend board, buzzer
Connect extend board to 2v0 dap board, and connect buzzer on the extend board's buzzer pin, then the buzzer would play sound from Do to higher Do.

63
sdk/example_sources/pwm-buzzer/src/main.c Normal file
View file

@ -0,0 +1,63 @@
/*
* Routines to access hardware
*
* Copyright (c) 2013 Realtek Semiconductor Corp.
*
* This module is a confidential and proprietary property of RealTek and
* possession or use of this module requires written permission of RealTek.
*/
#include "device.h"
#include "pwmout_api.h" // mbed
#include "main.h"
#include "os_support.h"
#define PWM_1 PC_0
#define PWM_2 PC_1
#define PWM_3 PC_2
#define PWM_4 PC_3
pwmout_t pwm_led[4];
PinName pwm_led_pin[4] = {PWM_1, PWM_2, PWM_3, PWM_4};
float period[8] = {1.0/523, 1.0/587, 1.0/659, 1.0/698, 1.0/784, 1.0/880, 1.0/988, 1.0/1047};
extern void RtlMsleepOS(u32 ms);
void pwm_delay(void)
{
for(int i=0;i<1000000;i++)
asm(" nop");
}
/**
* @brief Main program.
* @param None
* @retval None
*/
//int main_app(IN u16 argc, IN u8 *argv[])
void main(void)
{
int i;
pwmout_init(&pwm_led[3], pwm_led_pin[3]);
while (1) {
for(i=0; i<8; i++){
pwmout_period(&pwm_led[3], period[i]);
pwmout_pulsewidth(&pwm_led[3], period[i]/2);
Mdelay(1000);
}
// wait_ms(20);
// RtlMsleepOS(25);
pwm_delay();
}
}