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Sound4Calc
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indent as Lephe want

This commit is contained in:
flo 2017-02-25 22:23:56 +01:00
parent 2b569efdcd
commit 75824c67e5
3 changed files with 85 additions and 63 deletions
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10
include/sound4calc.h
View File

@ -23,4 +23,14 @@ void PutPinState(char level);
void PlayNote();
void InitPorts();
static struct {
int freq;
int length_ms;
} seq[] = {
{ 440, 500 },
{ 392, 500 },
{ 349, 500 },
{ -1, -1 }
};
#endif

55
src/main.c
View File

@ -20,45 +20,44 @@ void lect()
int main(void)
{
static int freq = 440;
unsigned int key = 0;
//unsigned int i=0;
static int freq = 440;
unsigned int key = 0;
//unsigned int i=0;
InitPorts();
InitPorts();
while(1)
while(1)
{
dclear();
dclear();
dprint(1, 1, "%d", freq);
dprint(1, 10, "%s", bincod);
dprint(1, 20, "%d", place);
dtext(1, 50, "F1 _ F2 -");
dprint(1, 1, "%d", freq);
dprint(1, 10, "%s", bincod);
dprint(1, 20, "%d", place);
dtext(1, 50, "F1 _ F2 -");
dupdate();
dupdate();
key = getkey();
key = getkey();
switch(key)
switch(key)
{
case KEY_RIGHT : freq+=1; break;
case KEY_LEFT : freq-=1; break;
case KEY_UP : freq+=10; break;
case KEY_DOWN : freq-=10; break;
case KEY_RIGHT : freq+=1; break;
case KEY_LEFT : freq-=1; break;
case KEY_UP : freq+=10; break;
case KEY_DOWN : freq-=10; break;
case KEY_F1 : *(bincod+place++) = '_'; break;
case KEY_F2 : *(bincod+place++) = '-'; break;
case KEY_DEL : place=(place>0 ? place - 1 : 0); *(bincod+place) = 0; break;
case KEY_F1 : *(bincod+place++) = '_'; break;
case KEY_F2 : *(bincod+place++) = '-'; break;
case KEY_DEL : place=(place>0 ? place - 1 : 0); *(bincod+place) = 0; break;
case KEY_EXE :
timer_start(TIMER_USER, freq*place, Clock_Hz, lect, 2*freq*place);
break;
case KEY_EXE :
timer_start(TIMER_USER, freq*place, Clock_Hz, lect, 2*freq*place);
break;
case KEY_EXIT :
timer_stop(TIMER_USER);
return 1;
case KEY_EXIT :
timer_stop(TIMER_USER);
return 1;
}
}
return 1; // this point is never reached
return 1; // this point is never reached
}

83
src/sound4calc.c
View File

@ -3,43 +3,56 @@
#include <timer.h> //from Gint
char* signal = "-_"; // simple waveform
short Seq_signal[6] = {440,500,392,500,349,500}; // sequence signal
static struct {
int freq;
int length_ms;
} seq[] = {
{ 440, 500 },
{ 392, 500 },
{ 349, 500 },
{ -1, -1 }
};
void PlaySequence()
void CallSequence()
{
static int length_end = 0;
static int note = -2;
static int length_end = 0;
static int note = -1 ;
if(length_end<=0)
if(length_end<=0)
{
note+=2;
note++;
if(!Seq_signal[note])
//Stop the timer
if(seq[note].freq < 0)
{
timer_stop(TIMER_USER);
return;
}
length_end = Seq_signal[note+1];
length_end = seq[note].freq * seq[note].length_ms / 1000;
timer_start(TIMER_USER, Seq_signal[note], Clock_Hz, PlaySequence, Seq_signal[note+1]);
timer_start(TIMER_USER, 2 * seq[note].freq, Clock_Hz, CallSequence, 0));
}
PlayNote();
length_end--;
PlayNote();
length_end--;
}
/*
PlayNote()
allow to make different waveforms with '-' and '_'
*/
void PlayNote()
{
static int x = 0;
PutPinState(signal[x]=='-');
x = x + 1;
if(!(signal[x])) x = 0;
static int x = 0;
PutPinState(signal[x]=='-');
x = x + 1;
if(!(signal[x])) x = 0;
}
/*
@ -55,15 +68,15 @@ if(!(signal[x])) x = 0;
*/
void PutPinState(char level)
{
level = !!level;
level = !!level;
if(isSH3())
if(isSH3())
{
*(volatile unsigned char*)SH7337_SCPDR = (*(volatile unsigned char*)SH7337_SCPDR & 0xFE) | level ;
*(volatile unsigned char*)SH7337_SCPDR = (*(volatile unsigned char*)SH7337_SCPDR & 0xFE) | level ;
}
else
else
{
*(volatile unsigned char*)SH7305_PJDR = (*(volatile unsigned char*)SH7305_PJDR & 0xF3) | (0x1<<(2+level));
*(volatile unsigned char*)SH7305_PJDR = (*(volatile unsigned char*)SH7305_PJDR & 0xF3) | (0x4 << level);
}
}
@ -75,43 +88,43 @@ else
*/
void InitPorts()
{
if(isSH3())
if(isSH3())
{
// initialisation of pin
// *(volatile unsigned char*)SH7337_SCPDR |= 0x01;
// SCIF2 clock on (STBCR3.MSTP31)
*(volatile unsigned char*)SH7337_STBCR3 &= ~0x02;
*(volatile unsigned char*)SH7337_STBCR3 &= ~0x02;
// switch off SCSMR_2.TE and SCSMR_2.RE
*(volatile unsigned short*)SH7337_SCSCR2 &= ~0x0030;
*(volatile unsigned short*)SH7337_SCSCR2 &= ~0x0030;
// SCIF2 clock off (STBCR3.MSTP31)
*(volatile unsigned char*)SH7337_STBCR3 |= 0x02;
*(volatile unsigned char*)SH7337_STBCR3 |= 0x02;
// set bit 6 of port G to output mode
*(volatile unsigned short*)SH7337_PGCR = ( *(volatile unsigned short*)SH7337_PGCR & ~0x3000 ) | 0x1000;
*(volatile unsigned short*)SH7337_PGCR = ( *(volatile unsigned short*)SH7337_PGCR & ~0x3000 ) | 0x1000;
// set bit 5 and 6 of port G
*(volatile unsigned char*)SH7337_PGDR |= 0x60;
*(volatile unsigned char*)SH7337_PGDR |= 0x60;
// set port SC bit 0 to output
*(volatile unsigned short*)SH7337_SCPCR = ( *(volatile unsigned short*)SH7337_SCPCR & ~0x0003 ) | 0x0001;
*(volatile unsigned short*)SH7337_SCPCR = ( *(volatile unsigned short*)SH7337_SCPCR & ~0x0003 ) | 0x0001;
}
else
else
{
// initialisation of pin
// *(volatile unsigned char*)SH7305_PJDR |= 0x04;
// SCIF2 clock on (MSTPCR0.MSTP007)
*(volatile unsigned int*)SH7305_MSTPCR0 &= ~0x00000080;
*(volatile unsigned int*)SH7305_MSTPCR0 &= ~0x00000080;
// switch off SCSMR_2.TE and SCSMR_2.RE
*(volatile unsigned short*)SH7305_SCSCR &= ~0x0030;
*(volatile unsigned short*)SH7305_SCSCR &= ~0x0030;
// SCIF2 clock off (MSTPCR0.MSTP007)
*(volatile unsigned int*)SH7305_MSTPCR0 |= 0x00000080;
*(volatile unsigned int*)SH7305_MSTPCR0 |= 0x00000080;
// set bit 3 of port U to output mode
*(volatile unsigned short*)SH7305_PUCR = ( *(volatile unsigned short*)SH7305_PUCR & ~0x00C0 ) | 0x0040;
*(volatile unsigned short*)SH7305_PUCR = ( *(volatile unsigned short*)SH7305_PUCR & ~0x00C0 ) | 0x0040;
// set bit 4 and 5 of port U
*(volatile unsigned char*)SH7305_PUDR |= 0x0C;
*(volatile unsigned char*)SH7305_PUDR |= 0x0C;
// set port J bit 2 to output
*(unsigned short*)0xA4050110 = ( *(unsigned short*)0xA4050110 & ~0x0030 ) | 0x0010;
*(unsigned short*)0xA4050110 = ( *(unsigned short*)0xA4050110 & ~0x0030 ) | 0x0010;
// set port J bit 3 to input
*(unsigned short*)0xA4050110 = ( *(unsigned short*)0xA4050110 & ~0x00C0 ) | 0x0080;
*(unsigned short*)0xA4050110 = ( *(unsigned short*)0xA4050110 & ~0x00C0 ) | 0x0080;
/*
// set port J bit 2 to output mode