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Added macro to read from CC2420 RAM

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This commit is contained in:
nifi 2010-06-24 11:25:07 +00:00
parent 30db4eff52
commit f609cb0f7c
1 changed files with 15 additions and 1 deletions
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16
core/dev/cc2420.h
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@ -28,7 +28,7 @@
*
* This file is part of the Contiki operating system.
*
* $Id: cc2420.h,v 1.11 2010/06/24 09:28:39 nifi Exp $
* $Id: cc2420.h,v 1.12 2010/06/24 11:25:07 nifi Exp $
*/
/**
@ -178,6 +178,20 @@ void cc2420_set_cca_threshold(int value);
CC2420_SPI_DISABLE(); \
} while(0)
/* Read from RAM in the CC2420 */
#define CC2420_READ_RAM(buffer,adr,count) \
do { \
uint8_t i; \
CC2420_SPI_ENABLE(); \
SPI_WRITE(0x80 | (adr & 0x7f)); \
SPI_WRITE(((adr >> 1) & 0xc0) | 0x20); \
SPI_RXBUF; \
for(i = 0; i < (count); i++) { \
SPI_READ(((uint8_t*)(buffer))[i]); \
} \
CC2420_SPI_DISABLE(); \
} while(0)
/* Read status of the CC2420 */
#define CC2420_GET_STATUS(s) \
do { \