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First implementation of a embedded delay information in a single frame.

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This commit is contained in:
Kai Lauterbach 2011-12-20 23:22:20 +01:00
parent 8653fb545c
commit 53040bd56c
7 changed files with 81 additions and 105 deletions
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1
firmware/globals.h
View file

@ -13,5 +13,4 @@
#define MODE_ANIMATION_LOOP 2
#define MAX_EEPROM_FRAMES 32
#define STARTUP_DELAY_MAX 10

16
firmware/main.c
View file

@ -56,8 +56,8 @@ void init()
ISR (TIMER1_COMPA_vect)
{
delay--; // decrease the delay counter
if ( !delay ) // check if we are done with waiting
//delay--; // decrease the delay counter
if ( !(--delay) ) // check if we are done with waiting
{
if (frmnum == MAX_EEPROM_FRAMES)
{
@ -69,11 +69,11 @@ ISR (TIMER1_COMPA_vect)
{
// if we are in an animation mode we have to load a frame out of the eeprom
// and increase the counter
loadEEPROMFrame(frmnum);
frame = eeprom_read_dword( &eep_anim[frmnum] );
frmnum++;
}
}
delay = delay_max; // start counting from the top of the maximum delay
delay = (frame & 0xf8000000) >> 24; // Just shift right by 24 instead of 27 to multiply the delay by 8.
}
// PORTD = __, 9, C, B, A,D+,D-,__
@ -95,11 +95,3 @@ ISR (TIMER1_COMPA_vect)
}
/**
* Simple function to load a single frame out of the EEPROM.
*/
void loadEEPROMFrame(uint8_t f)
{
frame = eeprom_read_dword( &eep_anim[f] );
}

2
firmware/main.h
View file

@ -26,14 +26,12 @@ uint8_t level; // current layer
uint8_t mode = MODE_ANIMATION_LOOP; // firmware mode
uint8_t frmnum; // frame nummber in the animation loop
uint8_t delay; // delay in ISR calls between changing to the next animation frame
uint8_t delay_max = STARTUP_DELAY_MAX; // maximum delay between the animation frames
// eeprom array of the animation
uint32_t eep_anim[MAX_EEPROM_FRAMES] EEMEM;
// function prototypes
void init(void);
void loadEEPROMFrame(uint8_t);
extern void init_usb(void);
extern void usbPoll(void);

150
firmware/main.hex
View file

@ -1,4 +1,4 @@
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1
firmware/requests.h
View file

@ -21,6 +21,5 @@
#define CUSTOM_RQ_SET_FRAME 1
#define CUSTOM_RQ_EEPROM_STORE_FRAME 2
#define CUSTOM_RQ_SET_MODE 3
#define CUSTOM_RQ_SET_DELAY 4
#endif /* __REQUESTS_H_INCLUDED__ */

6
firmware/usb.c
View file

@ -43,11 +43,7 @@ usbMsgLen_t usbFunctionSetup(uchar data[8])
// save the actual frame to the eeprom
// don't forget to send a frame first
eeprom_write_dword( &eep_anim[ rq->wIndex.bytes[0] ], frame );
} else if ( rq->bRequest == CUSTOM_RQ_SET_DELAY )
{
// set the maximum delay between two frames
// as a multiply of ISR calls
delay_max = rq->wValue.bytes[0];
} else if ( rq->bRequest == CUSTOM_RQ_SET_MODE )
{
// set the firmware mode

10
firmware/usb.h
View file

@ -41,23 +41,15 @@ PROGMEM char usbHidReportDescriptor[22] = { /* USB report descriptor */
0xb2, 0x02, 0x01, // FEATURE (Data,Var,Abs,Buf)
0xc0 // END_COLLECTION
};
/* The descriptor above is a dummy only, it silences the drivers. The report
* it describes consists of one byte of undefined data.
* We don't transfer our data through HID reports, we use custom requests
* instead.
*/
void init_usb(void);
//extern uint8_t eep_delay_max EEMEM;
extern uint32_t eep_anim[MAX_EEPROM_FRAMES] EEMEM;
// usb buffer
extern uint32_t frame; // Framebuffer
extern uint8_t delay_max; // delay in ISR aufrufen
extern uint8_t mode; // FW mode
//extern cube_t *cube;
extern void loadEEPROMFrame(uint8_t);
#endif // __usb_h__