cc2420.h File Reference

Interface definition for the CC2420 driver. More...

Detailed Description

Interface definition for the CC2420 driver.

Author

Thomas Eichinger thoma.nosp@m.s.ei.nosp@m.ching.nosp@m.er@f.nosp@m.u-ber.nosp@m.lin..nosp@m.de

Hauke Petersen hauke.nosp@m..pet.nosp@m.ersen.nosp@m.@fu-.nosp@m.berli.nosp@m.n.de

Definition in file cc2420.h.

#include <stdint.h>
#include "periph/spi.h"
#include "periph/gpio.h"
#include "net/netdev.h"
#include "net/netdev/ieee802154.h"

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Data Structures
struct	cc2420_params
	Struct holding all parameters needed for device initialization. More...
struct	cc2420_t
	Device descriptor for CC2420 radio devices. More...

Macros
#define	CC2420_PKT_MAXLEN   (IEEE802154_FRAME_LEN_MAX)
	Maximum possible packet size in byte.
#define	CC2420_RSSI_OFFSET   (-45)
	RSSI offset.

Typedefs
typedef struct cc2420_params	cc2420_params_t
	Struct holding all parameters needed for device initialization.

Enumerations
enum	{ CC2420_RET_CHAN_OK = 2 }
	A couple of return values used in this driver. More...

Functions
void	cc2420_setup (cc2420_t *dev, const cc2420_params_t *params, uint8_t index)
	Setup the device descriptor for the given device.
int	cc2420_init (cc2420_t *dev)
	Initialize a given CC2420 device.
int	cc2420_reset (cc2420_t *dev)
	Trigger a hardware reset and configure radio with default values.
bool	cc2420_cca (cc2420_t *dev)
	Trigger a clear channel assessment.
void	cc2420_get_addr_short (cc2420_t *dev, uint8_t *addr)
	Get the short address of the given device.
void	cc2420_set_addr_short (cc2420_t *dev, const uint8_t *addr)
	Set the short address of the given device.
void	cc2420_get_addr_long (cc2420_t *dev, uint8_t *addr_long)
	Get the configured long address of the given device.
void	cc2420_set_addr_long (cc2420_t *dev, const uint8_t *addr_long)
	Set the long address of the given device.
uint16_t	cc2420_get_pan (cc2420_t *dev)
	Get the configured PAN ID of the given device.
void	cc2420_set_pan (cc2420_t *dev, uint16_t pan)
	Set the PAN ID of the given device.
uint16_t	cc2420_get_chan (cc2420_t *dev)
	Get the configured channel of the given device.
int	cc2420_set_chan (cc2420_t *dev, uint16_t chan)
	Set the channel of the given device.
int16_t	cc2420_get_txpower (cc2420_t *dev)
	Get the configured transmission power of the given device [in dBm].
void	cc2420_set_txpower (cc2420_t *dev, int16_t txpower)
	Set the transmission power of the given device [in dBm].
int	cc2420_set_option (cc2420_t *dev, uint16_t option, bool state)
	Enable or disable driver specific options.
int	cc2420_set_state (cc2420_t *dev, netopt_state_t state)
	Set the state of the given device (trigger a state change)
netopt_state_t	cc2420_get_state (cc2420_t *dev)
	Get the state of the given device.
size_t	cc2420_send (cc2420_t *dev, const iolist_t *iolist)
	Convenience function for simply sending data.
size_t	cc2420_tx_prepare (cc2420_t *dev, const iolist_t *iolist)
	Prepare for sending of data.
void	cc2420_tx_exec (cc2420_t *dev)
	Trigger sending of data previously loaded into transmit buffer.
int	cc2420_rx (cc2420_t *dev, uint8_t *buf, size_t max_len, void *info)
	Read a chunk of data from the receive buffer of the given device.

Channel configuration
#define	CC2420_CHAN_MIN   (IEEE802154_CHANNEL_MIN)
#define	CC2420_CHAN_MAX   (IEEE802154_CHANNEL_MAX)
#define	CC2420_CHAN_DEFAULT   (CONFIG_IEEE802154_DEFAULT_CHANNEL)

Default TX power configuration [in dBm]
#define	CC2420_TXPOWER_MIN   (-25)
#define	CC2420_TXPOWER_MAX   (0)
#define	CC2420_TXPOWER_DEFAULT   (CONFIG_IEEE802154_DEFAULT_TXPOWER)