求助:使用PWM唱歌
按照教程编译后出现如下错误:http://www.armbbs.net/data/attachment/album/201404/23/113551wvvle7zfdgp77730.jpghttp://www.armbbs.net/static/image/common/emp.gif不知道怎么解决
这个SONG怎么定义的? 天嵌_support1 发表于 2014-4-23 13:58
这个SONG怎么定义的?
/****************************************************************
NAME: u2440mon.c
DESC: u2440mon entry point,menu,download
****************************************************************/
#define GLOBAL_CLK 1
#include <stdlib.h>
#include <string.h>
#include "def.h"
#include "option.h"
#include "2440addr.h"
#include "2440lib.h"
#include "2440slib.h"
#include "mmu.h"
#include "profile.h"
#include "memtest.h"
extern char Image$$RO$$Limit[];
extern char Image$$RO$$Base[];
extern char Image$$RW$$Limit[];
extern char Image$$RW$$Base[];
extern char Image$$ZI$$Limit[];
extern char Image$$ZI$$Base[];
extern int SONG;
extern int start;
void Isr_Init(void);
void HaltUndef(void);
void HaltSwi(void);
void HaltPabort(void);
void HaltDabort(void);
void ClearMemory(void);
void Clk0_Enable(int clock_sel);
void Clk1_Enable(int clock_sel);
void Clk0_Disable(void);
void Clk1_Disable(void);
extern void Lcd_TFT_Init(void);
//extern void Lcd_TFT_Test( void ) ;
//extern void Test_Touchpanel(void) ;
//extern void Test_Adc(void) ;
//extern void KeyScan_Test(void) ;
//extern void RTC_Display(void) ;
//extern void Test_IrDA_Tx(void) ;
//extern void PlayMusicTest(void) ;
//extern void RecordTest( void ) ;
//extern void Test_Iic(void) ;
//extern void Test_SDI(void) ;
//extern void Camera_Test( void ) ;
volatile U32 downloadAddress;
void (*restart)(void)=(void (*)(void))0x0;
volatile unsigned char *downPt;
volatile U32 downloadFileSize;
volatile U16 checkSum;
volatile unsigned int err=0;
volatile U32 totalDmaCount;
volatile int isUsbdSetConfiguration;
int download_run=0;
U32 tempDownloadAddress;
int menuUsed=0;
extern char Image$$RW$$Limit[];
U32 *pMagicNum=(U32 *)Image$$RW$$Limit;
int consoleNum;
static U32 cpu_freq;
static U32 UPLL;
static void cal_cpu_bus_clk(void)
{
U32 val;
U8 m, p, s;
val = rMPLLCON;
m = (val>>12)&0xff;
p = (val>>4)&0x3f;
s = val&3;
//(m+8)*FIN*2 不要超出32位数!
FCLK = ((m+8)*(FIN/100)*2)/((p+2)*(1<<s))*100;
val = rCLKDIVN;
m = (val>>1)&3;
p = val&1;
val = rCAMDIVN;
s = val>>8;
switch (m) {
case 0:
HCLK = FCLK;
break;
case 1:
HCLK = FCLK>>1;
break;
case 2:
if(s&2)
HCLK = FCLK>>3;
else
HCLK = FCLK>>2;
break;
case 3:
if(s&1)
HCLK = FCLK/6;
else
HCLK = FCLK/3;
break;
}
if(p)
PCLK = HCLK>>1;
else
PCLK = HCLK;
if(s&0x10)
cpu_freq = HCLK;
else
cpu_freq = FCLK;
val = rUPLLCON;
m = (val>>12)&0xff;
p = (val>>4)&0x3f;
s = val&3;
UPLL = ((m+8)*FIN)/((p+2)*(1<<s));
UCLK = (rCLKDIVN&8)?(UPLL>>1):UPLL;
}
void Temp_function() { Uart_Printf("\nPlease input 1-11 to select test!!!\n"); }
struct {
void (*fun)(void);
char *tip;
}CmdTip[] = {
{ Temp_function, "Please input 1-11 to select test" } ,
{ BUZZER_PWM_Test, "Test PWM" } ,
//{ RTC_Display, "RTC time display" } ,
//{ Test_Adc, "Test ADC" } ,
//{ KeyScan_Test, "Test interrupt and key scan" } ,
//{ Test_Touchpanel, "Test Touchpanel" } ,
//{ Lcd_TFT_Test, "Test TFT LCD" } ,
//{ Test_Iic, "Test IIC EEPROM" } ,
//{ PlayMusicTest, "UDA1341 play music" } ,
//{ RecordTest, "UDA1341 record voice" } ,
//{ Test_SDI, "Test SD Card" } ,
//{ Camera_Test, "Test CMOS Camera"},
{ 0, 0}
};
void Main(void)
{
/*
char *mode;
int i;
U8 key;
U32 mpll_val = 0 ;
//U32 divn_upll = 0 ;
#if ADS10
// __rt_lib_init(); //for ADS 1.0
#endif
Port_Init();
Isr_Init();
i = 2 ; //don't use 100M!
switch ( i ) {
case 0: //200
key = 12;
mpll_val = (92<<12)|(4<<4)|(1);
break;
case 1: //300
key = 13;
mpll_val = (67<<12)|(1<<4)|(1);
break;
case 2: //400
key = 14;
mpll_val = (92<<12)|(1<<4)|(1);
break;
case 3: //440!!!
key = 14;
mpll_val = (102<<12)|(1<<4)|(1);
break;
default:
key = 14;
mpll_val = (92<<12)|(1<<4)|(1);
break;
}
//init FCLK=400M, so change MPLL first
ChangeMPllValue((mpll_val>>12)&0xff, (mpll_val>>4)&0x3f, mpll_val&3);
ChangeClockDivider(key, 12);
cal_cpu_bus_clk();
consoleNum = 0; // Uart 1 select for debug.
Uart_Init( 0,115200 );
Uart_Select( consoleNum );
Beep(2000, 100);
Uart_SendByte('\n');
Uart_Printf("<***************************************>\n");
Uart_Printf(" TQ2440 Test Program\n");
Uart_Printf(" www.embedsky.net\n");
// Uart_Printf(" Build time is: %s%s\n", __DATE__ , __TIME__);
Uart_Printf("<***************************************>\n");
rMISCCR=rMISCCR&~(1<<3); // USBD is selected instead of USBH1
rMISCCR=rMISCCR&~(1<<13); // USB port 1 is enabled.
rDSC0 = 0x2aa;
rDSC1 = 0x2aaaaaaa;
//Enable NAND, USBD, PWM TImer, UART0,1 and GPIO clock,
//the others must be enabled in OS!!!
rCLKCON = 0xfffff0;
MMU_Init(); //
pISR_SWI=(_ISR_STARTADDRESS+0xf0); //for pSOS
Led_Display(0x66);
mode="DMA";
Clk0_Disable();
Clk1_Disable();
mpll_val = rMPLLCON;
Lcd_TFT_Init() ; // LCD initial
download_run=1; //The default menu is the Download & Run mode.
while(1)
{
U8 idx;
Uart_Printf("\nPlease select function : \n");
for(i=0; CmdTip.fun!=0; i++)
Uart_Printf("%d : %s\n", i, CmdTip.tip);
idx = Uart_GetIntNum_GJ() ;
if(idx<i)
{
(*CmdTip.fun)();
Delay(20);
Uart_Init( 0,115200 );
}
Lcd_ClearScr( (0x00<<11) | (0x00<<5) | (0x1f) ) ;
BUZZER_PWM_Test();
char *mode;
unsigned char Temp1,Temp2;
unsigned int Addr=0;
U8 key;
U32 mpll_val = 0 ;
U16 freq;// lci 1000
Port_Init();
Isr_Init();
key = 14;
mpll_val = (92<<12)|(1<<4)|(1);//init FCLK=400M,so change MPLL first
ChangeMPllValue((mpll_val>>12)&0xff, (mpll_val>>4)&0x3f, mpll_val&3);
ChangeClockDivider(key, 12);
cal_cpu_bus_clk();
consoleNum = 0; // Uart 1 select for debug.
Uart_Init( 0,115200 );
rMISCCR=rMISCCR&~(1<<3); // USBD is selected instead of USBH1
rMISCCR=rMISCCR&~(1<<13); // USB port 1 is enabled.
rDSC0 = 0x2aa;
rDSC1 = 0x2aaaaaaa;
rCLKCON = 0xfffff0;
MMU_Init();//
pISR_SWI=(_ISR_STARTADDRESS+0xf0);//for pSOS
Led_Display(0x66);
mode="DMA";
Clk0_Disable();
Clk1_Disable();
mpll_val = rMPLLCON;
Lcd_TFT_Init() ;// LCD initial
download_run=1; //The default menu is the Download& Run mode.
Lcd_ClearScr( (0x00<<11) | (0x00<<5) | (0x1f) );
while(1)
{
Temp1=SONG;
Temp2=SONG;
freq=25000/Temp1;
Buzzer_Freq_Set0( freq );
Delay(12*Temp2);
Uart_Printf("freq=%d,",freq);
if(Addr>215)
{
Addr=0;
}
}
}
*/
char *mode;
unsigned char Temp1,Temp2;
unsigned int Addr=0;
U8 key;
U32 mpll_val = 0 ;
U16 freq;// lci 1000
Port_Init();
Isr_Init();
key = 14;
mpll_val = (92<<12)|(1<<4)|(1);//init FCLK=400M,so change MPLL first
ChangeMPllValue((mpll_val>>12)&0xff, (mpll_val>>4)&0x3f, mpll_val&3);
ChangeClockDivider(key, 12);
cal_cpu_bus_clk();
consoleNum = 0; // Uart 1 select for debug.
Uart_Init( 0,115200 );
rMISCCR=rMISCCR&~(1<<3); // USBD is selected instead of USBH1
rMISCCR=rMISCCR&~(1<<13); // USB port 1 is enabled.
rDSC0 = 0x2aa;
rDSC1 = 0x2aaaaaaa;
rCLKCON = 0xfffff0;
MMU_Init();//
pISR_SWI=(_ISR_STARTADDRESS+0xf0);//for pSOS
Led_Display(0x66);
mode="DMA";
Clk0_Disable();
Clk1_Disable();
mpll_val = rMPLLCON;
Lcd_TFT_Init() ;// LCD initial
download_run=1; //The default menu is the Download& Run mode.
Lcd_ClearScr( (0x00<<11) | (0x00<<5) | (0x1f) );
while(1)
{
Temp1=SONG;
Temp2=SONG;
freq=25000/Temp1;
Buzzer_Freq_Set0( freq );
Delay(12*Temp2);
Uart_Printf("freq=%d,",freq);
if(Addr>215)
{
Addr=0;
}
}
}
void Isr_Init(void)
{
pISR_UNDEF=(unsigned)HaltUndef;
pISR_SWI=(unsigned)HaltSwi;
pISR_PABORT=(unsigned)HaltPabort;
pISR_DABORT=(unsigned)HaltDabort;
rINTMOD=0x0; // All=IRQ mode
rINTMSK=BIT_ALLMSK; // All interrupt is masked.
}
void HaltUndef(void)
{
Uart_Printf("Undefined instruction exception!!!\n");
while(1);
}
void HaltSwi(void)
{
Uart_Printf("SWI exception!!!\n");
while(1);
}
void HaltPabort(void)
{
Uart_Printf("Pabort exception!!!\n");
while(1);
}
void HaltDabort(void)
{
Uart_Printf("Dabort exception!!!\n");
while(1);
}
void ClearMemory(void)
{
int memError=0;
U32 *pt;
Uart_Printf("Clear Memory (%xh-%xh):WR",_RAM_STARTADDRESS,HEAPEND);
pt=(U32 *)_RAM_STARTADDRESS;
while((U32)pt < HEAPEND)
{
*pt=(U32)0x0;
pt++;
}
if(memError==0)Uart_Printf("\b\bO.K.\n");
}
void Clk0_Enable(int clock_sel)
{ // 0:MPLLin, 1:UPLL, 2:FCLK, 3:HCLK, 4:PCLK, 5:DCLK0
rMISCCR = rMISCCR&~(7<<4) | (clock_sel<<4);
rGPHCON = rGPHCON&~(3<<18) | (2<<18);
}
void Clk1_Enable(int clock_sel)
{ // 0:MPLLout, 1:UPLL, 2:RTC, 3:HCLK, 4:PCLK, 5:DCLK1
rMISCCR = rMISCCR&~(7<<8) | (clock_sel<<8);
rGPHCON = rGPHCON&~(3<<20) | (2<<20);
}
void Clk0_Disable(void)
{
rGPHCON = rGPHCON&~(3<<18); // GPH9 Input
}
void Clk1_Disable(void)
{
rGPHCON = rGPHCON&~(3<<20); // GPH10 Input
}
qw6503213 发表于 2014-4-24 11:17
/****************************************************************
NAME: u2440mon.c
DESC: u2440 ...
unsigned char SONG[] ={ //祝你平安
0x26,0x20,0x20,0x20,0x20,0x20,0x26,0x10,0x20,0x10,0x20,0x80,0x26,0x20,0x30,0x20,
0x30,0x20,0x39,0x10,0x30,0x10,0x30,0x80,0x26,0x20,0x20,0x20,0x20,0x20,0x1c,0x20,
0x20,0x80,0x2b,0x20,0x26,0x20,0x20,0x20,0x2b,0x10,0x26,0x10,0x2b,0x80,0x26,0x20,
0x30,0x20,0x30,0x20,0x39,0x10,0x26,0x10,0x26,0x60,0x40,0x10,0x39,0x10,0x26,0x20,
0x30,0x20,0x30,0x20,0x39,0x10,0x26,0x10,0x26,0x80,0x26,0x20,0x2b,0x10,0x2b,0x10,
0x2b,0x20,0x30,0x10,0x39,0x10,0x26,0x10,0x2b,0x10,0x2b,0x20,0x2b,0x40,0x40,0x20,
0x20,0x10,0x20,0x10,0x2b,0x10,0x26,0x30,0x30,0x80,0x18,0x20,0x18,0x20,0x26,0x20,
0x20,0x20,0x20,0x40,0x26,0x20,0x2b,0x20,0x30,0x20,0x30,0x20,0x1c,0x20,0x20,0x20,
0x20,0x80,0x1c,0x20,0x1c,0x20,0x1c,0x20,0x30,0x20,0x30,0x60,0x39,0x10,0x30,0x10,
0x20,0x20,0x2b,0x10,0x26,0x10,0x2b,0x10,0x26,0x10,0x26,0x10,0x2b,0x10,0x2b,0x80,
0x18,0x20,0x18,0x20,0x26,0x20,0x20,0x20,0x20,0x60,0x26,0x10,0x2b,0x20,0x30,0x20,
0x30,0x20,0x1c,0x20,0x20,0x20,0x20,0x80,0x26,0x20,0x30,0x10,0x30,0x10,0x30,0x20,
0x39,0x20,0x26,0x10,0x2b,0x10,0x2b,0x20,0x2b,0x40,0x40,0x10,0x40,0x10,0x20,0x10,
0x20,0x10,0x2b,0x10,0x26,0x30,0x30,0x80,
};
void Buzzer_Freq_Set0(U32 freq )
{
rGPBCON &= ~3; //set GPB0 as tout0, PWM output
rGPBCON |= 2;
rTCFG0 &= ~0xff;
rTCFG0 |= 15; //prescaler = 15+1
rTCFG1 &= ~0xf;
rTCFG1 |= 2; //mux = 1/8
rTCNTB0 = (PCLK>>7)/freq;
rTCMPB0 = rTCNTB0*0.03; //修改这一句,来调整占空比,同学们可以自己做实验尝试,听听难听的样子是什么样的。
rTCON &= ~0x1f;
rTCON |= 0xb; //disabledeadzone,auto-reload,inv-off,update TCNTB0&TCMPB0, start timer 0
rTCON &= ~2; //clear manual update bit
}
页:
[1]