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Increased the number of iterations for ugly-hack-loop that checks if a transmission has started, to accommodate a faster CPU speed on the MSP430

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This commit is contained in:
adamdunkels 2009-04-29 11:38:50 +00:00
parent c9df0ab123
commit 92862ad2a5
1 changed files with 7 additions and 2 deletions
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9
core/dev/cc2420.c
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@ -28,7 +28,7 @@
*
* This file is part of the Contiki operating system.
*
* @(#)$Id: cc2420.c,v 1.29 2009/03/12 21:58:20 adamdunkels Exp $
* @(#)$Id: cc2420.c,v 1.30 2009/04/29 11:38:50 adamdunkels Exp $
*/
/*
* This code is almost device independent and should be easy to port.
@ -358,7 +358,7 @@ cc2420_send(const void *payload, unsigned short payload_len)
* transmission starts.
*/
#ifdef TMOTE_SKY
#define LOOP_20_SYMBOLS 100 /* 326us (msp430 @ 2.4576MHz) */
#define LOOP_20_SYMBOLS 400 /* 326us (msp430 @ 2.4576MHz) */
#elif __AVR__
#define LOOP_20_SYMBOLS 500 /* XXX */
#endif
@ -637,6 +637,11 @@ cc2420_read(void *buf, unsigned short bufsize)
getrxdata(footer, FOOTER_LEN);
#if CC2420_CONF_CHECKSUM
if(checksum != crc16_data(buf, len - AUX_LEN, 0)) {
PRINTF("checksum failed 0x%04x != 0x%04x\n",
checksum, crc16_data(buf, len - AUX_LEN, 0));
}
if(footer[1] & FOOTER1_CRC_OK &&
checksum == crc16_data(buf, len - AUX_LEN, 0)) {
#else