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ben-wpan/atusb/fw2/atusb.c
Werner Almesberger e8b68041a5 atusb/fw2: autonomously restore the clock output settings after an RF reset
- atusb.c (main), board.c (set_clkm): moved CLKM initialization to
  board.c
- board.c (reset_rf): initialize the CLKM after each transceiver reset
2011-02-10 10:05:38 -03:00

45 lines
585 B
C

#include <stdint.h>
#include <avr/io.h>
#define F_CPU 8000000UL
#include <util/delay.h>
#include "freakusb.h"
#include "board.h"
#include "spi.h"
#include "atusb/ep0.h"
int main(void)
{
/* We start with a 1 MHz/8 clock. Disable the prescaler. */
CLKPR = 1 << CLKPCE;
CLKPR = 0;
/* set up all the outputs; default port value is 0 */
OUT(LED);
OUT(nRST_RF); /* resets the transceiver */
OUT(SLP_TR);
spi_init();
reset_rf();
/* now we should be at 8 MHz */
SET(LED);
_delay_ms(100);
CLR(LED);
usb_init();
ep0_init();
hw_init();
while (1)
usb_poll();
}