contiki/tests/rftest-tx.c

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#include <mc1322x.h>
#include <board.h>
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#include <stdio.h>
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#include "tests.h"
#include "config.h"
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#define LED LED_RED
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#define PAYLOAD_LEN 120
#define DELAY 400000
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void fill_packet(volatile packet_t *p) {
static volatile uint8_t count=0;
volatile uint8_t i;
p->length = PAYLOAD_LEN;
p->offset = 0;
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for(i=0; i<PAYLOAD_LEN; i++) {
p->data[i] = count++;
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}
}
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void main(void) {
volatile uint32_t i;
volatile packet_t *p;
*GPIO_DATA0 = 0x00000000;
*GPIO_PAD_DIR0 = ( 1 << LED );
/* read from the data register instead of the pad */
/* this is needed because the led clamps the voltage low */
*GPIO_DATA_SEL0 = ( 1 << LED );
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uart_init(INC,MOD);
print_welcome("rftest-tx");
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reset_maca();
radio_init();
vreg_init();
flyback_init();
init_phy();
free_all_packets();
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/* trim the reference osc. to 24MHz */
pack_XTAL_CNTL(CTUNE_4PF, CTUNE, FTUNE, IBIAS);
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set_power(0x0f); /* 0dbm */
set_channel(0); /* channel 11 */
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/* initial radio command */
/* nop, promiscuous, no cca */
*MACA_CONTROL = (1 << PRM) | (NO_CCA << MODE);
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while(1) {
p = get_free_packet();
if(p) {
fill_packet(p);
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toggle_gpio0(LED);
printf("rftest-tx --- ");
print_packet(p);
tx_packet(p);
for(i=0; i<DELAY; i++) { continue; }
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}
}
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}