#include <setupdat.h>
/* Change to support as many interfaces as you need. */
-BYTE altiface = 0;
+static BYTE altiface = 0;
-volatile WORD ledcounter = 0;
+static volatile WORD ledcounter = 0;
-volatile __bit dosud = FALSE;
-volatile __bit dosuspend = FALSE;
+static volatile __bit dosud = FALSE;
+static volatile __bit dosuspend = FALSE;
extern __code BYTE highspd_dscr;
extern __code BYTE fullspd_dscr;
-extern void main_init();
-
-void main(void)
-{
- /* Save energy. */
- SETCPUFREQ(CLK_12M);
-
- main_init();
-
- /* Set up interrupts. */
- USE_USB_INTS();
-
- ENABLE_SUDAV();
- ENABLE_USBRESET();
- ENABLE_HISPEED();
- ENABLE_SUSPEND();
- ENABLE_RESUME();
-
- /* Global (8051) interrupt enable. */
- EA = 1;
-
- /* Init timer2. */
- RCAP2L = -500 & 0xff;
- RCAP2H = (-500 >> 8) & 0xff;
- T2CON = 0;
- ET2 = 1;
- TR2 = 1;
-
- RENUMERATE();
-
- PORTCCFG = 0;
- PORTACFG = 0;
- OEC = 0xff;
- OEA = 0x80;
-
- while (TRUE) {
- if (dosud) {
- dosud = FALSE;
- handle_setupdata();
- }
-
- if (dosuspend) {
- dosuspend = FALSE;
- do {
- /* Make sure ext wakeups are cleared. */
- WAKEUPCS |= bmWU|bmWU2;
- SUSPEND = 1;
- PCON |= 1;
- __asm
- nop
- nop
- nop
- nop
- nop
- nop
- nop
- __endasm;
- } while (!remote_wakeup_allowed && REMOTE_WAKEUP());
-
- /* Resume (TRM 6.4). */
- if (REMOTE_WAKEUP()) {
- delay(5);
- USBCS |= bmSIGRESUME;
- delay(15);
- USBCS &= ~bmSIGRESUME;
- }
- }
- }
-}
-
void resume_isr(void) __interrupt RESUME_ISR
{
CLEAR_RESUME();
* both channels and then we mask it out to only affect the channel currently
* requested.
*/
-BOOL set_voltage(BYTE channel, BYTE val)
+static BOOL set_voltage(BYTE channel, BYTE val)
{
BYTE bits, mask;
return TRUE;
}
-BOOL set_numchannels(BYTE numchannels)
+static BOOL set_numchannels(BYTE numchannels)
{
if (numchannels == 1 || numchannels == 2) {
BYTE fifocfg = 7 + numchannels;
return FALSE;
}
-void clear_fifo(void)
+static void clear_fifo(void)
{
GPIFABORT = 0xff;
SYNCDELAY3;
FIFORESET = 0;
}
-void stop_sampling(void)
+static void stop_sampling(void)
{
GPIFABORT = 0xff;
SYNCDELAY3;
INPKTEND = (altiface == 0) ? 6 : 2;
}
-void start_sampling(void)
+static void start_sampling(void)
{
int i;
PC1 = 0;
}
-void select_interface(BYTE alt)
+static void select_interface(BYTE alt)
{
const BYTE *pPacketSize = \
(USBCS & bmHSM ? &highspd_dscr : &fullspd_dscr)
}
}
-const struct samplerate_info {
+static const struct samplerate_info {
BYTE rate;
BYTE wait0;
BYTE wait1;
{ 10, 240, 239, 2, 0, 0x40, 0xca },
};
-BOOL set_samplerate(BYTE rate)
+static BOOL set_samplerate(BYTE rate)
{
BYTE i = 0;
return FALSE; /* Not handled by handlers. */
}
-void main_init(void)
+static void init(void)
{
EP4CFG = 0;
EP8CFG = 0;
set_numchannels(2);
select_interface(0);
}
+
+static void main(void)
+{
+ /* Save energy. */
+ SETCPUFREQ(CLK_12M);
+
+ init();
+
+ /* Set up interrupts. */
+ USE_USB_INTS();
+
+ ENABLE_SUDAV();
+ ENABLE_USBRESET();
+ ENABLE_HISPEED();
+ ENABLE_SUSPEND();
+ ENABLE_RESUME();
+
+ /* Global (8051) interrupt enable. */
+ EA = 1;
+
+ /* Init timer2. */
+ RCAP2L = -500 & 0xff;
+ RCAP2H = (-500 >> 8) & 0xff;
+ T2CON = 0;
+ ET2 = 1;
+ TR2 = 1;
+
+ RENUMERATE();
+
+ PORTCCFG = 0;
+ PORTACFG = 0;
+ OEC = 0xff;
+ OEA = 0x80;
+
+ while (TRUE) {
+ if (dosud) {
+ dosud = FALSE;
+ handle_setupdata();
+ }
+
+ if (dosuspend) {
+ dosuspend = FALSE;
+ do {
+ /* Make sure ext wakeups are cleared. */
+ WAKEUPCS |= bmWU|bmWU2;
+ SUSPEND = 1;
+ PCON |= 1;
+ __asm
+ nop
+ nop
+ nop
+ nop
+ nop
+ nop
+ nop
+ __endasm;
+ } while (!remote_wakeup_allowed && REMOTE_WAKEUP());
+
+ /* Resume (TRM 6.4). */
+ if (REMOTE_WAKEUP()) {
+ delay(5);
+ USBCS |= bmSIGRESUME;
+ delay(15);
+ USBCS &= ~bmSIGRESUME;
+ }
+ }
+ }
+}