AppNearMe Official
AppNearMe µNFC stack for the NXP PN532 chip License: You can use the stack free of charge to prototype with mbed; if you want to use the stack with your commercial product, get in touch!
Dependents: IOT_sensor_nfc AppNearMe_MuNFC_PN532_Test p2p_nfc_test NFCMoodLamp ... more
License
You can use the stack free of charge to prototype with mbed; if you want to use the stack with your commercial product, get in touch!
Diff: PN532/munfc/platform/spi.h
- Revision:
- 11:5be631376e5b
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/PN532/munfc/platform/spi.h Wed Nov 07 18:19:09 2012 +0000
@@ -0,0 +1,45 @@
+/*
+ spi.h
+ Copyright (c) Donatien Garnier 2012
+ donatien.garnier@appnearme.com
+ http://www.appnearme.com/
+*/
+
+#ifndef SPI_H_
+#define SPI_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include "core/fwk.h"
+
+//These functions must be implemented for each platform
+
+/*
+ * After skipping outSkip bytes, write outLen bytes
+ * After skipping inSkip bytes, read inLen bytes
+ * This will generate MAX(outSkip + outLen, inSkip + inLen) transfers on the SPI bus
+ */
+int spi_transfer( uint8_t* outBuf, size_t outLen, size_t outSkip, uint8_t* inBuf, size_t inLen, size_t inSkip );
+
+/*
+ * Write outLen bytes
+ */
+int spi_write( uint8_t* outBuf, size_t outLen );
+
+/*
+ * Read inLen bytes
+ */
+int spi_read( uint8_t* inBuf, size_t inLen );
+
+/*
+ * Skip len bytes
+ */
+int spi_skip( size_t len );
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* SPI_H_ */