Gecko3 - CCC Event Weblog

E.1. Firmware
WORD pStringDscr ;
//−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−
// P r o t o t y p e s
66 //−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−
void SetupCommand ( void ) ;
void TD Init ( void ) ;
void TD Poll ( void ) ;
BOOL TD Suspend ( void ) ;
71 BOOL TD Resume ( void ) ;
BOOL DR GetDescriptor ( void ) ;
BOOL DR SetConfiguration ( void ) ;
BOOL DR GetConfiguration ( void ) ;
76 BOOL D R S e t I n t e r f a c e ( void ) ;
BOOL DR GetInterface ( void ) ;
BOOL DR GetStatus ( void ) ;
BOOL DR ClearFeature ( void ) ;
BOOL DR SetFeature ( void ) ;
81 BOOL DR VendorCmnd( void ) ;
// t h i s t a b l e i s used by t h e epcs macro
const char code EPCS Offset Lookup Table [ ] =
{
86 0 , // EP1OUT
1 , // EP1IN
2 , // EP2OUT
2 , // EP2IN
3 , // EP4OUT
91 3 , // EP4IN
4 , // EP6OUT
4 , // EP6IN
5 , // EP8OUT
5 , // EP8IN
96 } ;
// macro f o r g e n e r a t i n g t h e address o f an endpoint ’ s c o n t r o l and s t a t u s r e g i s t e r
(EPnCS)
#define epcs (EP) ( EPCS Offset Lookup Table [ ( EP & 0x7E ) | (EP > 128) ] + 0xE6A1)
101 //−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−
// Code
//−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−
// Task d i s p a t c h e r
106 void main ( void )
{
DWORD i ;
WORD o f f s e t ;
DWORD DevDescrLen ;
111 DWORD j =0;
WORD IntDescrAddr ;
WORD ExtDescrAddr ;
// I n i t i a l i z e Global S t a t e s
116 S l e e p = FALSE; // D i s a b l e s l e e p mode
Rwuen = FALSE; // D i s a b l e remote wakeup
S e l f p w r = FALSE ; // D i s a b l e s e l f powered
GotSUD = FALSE; // Clear ”Got s e t u p data ” f l a g
121 // I n i t i a l i z e user d e v i c e
TD Init ( ) ;
// The f o l l o w i n g s e c t i o n o f code i s used to r e l o c a t e t h e d e s c r i p t o r t a b l e .
// Since t h e SUDPTRH and SUDPTRL are a s s i g n e d t h e address o f t h e d e s c r i p t o r
126 // t a b l e , t h e d e s c r i p t o r t a b l e must be l o c a t e d in on−p a r t memory .
Project Report 59