size_t at86rf2xx_tx_load(at86rf2xx_t *dev, uint8_t *data,
size_t len, size_t offset)
{
dev->tx_frame_len += (uint8_t)len;
at86rf2xx_sram_write(dev, offset + 1, data, len);
return offset + len;
}
void at86rf2xx_tx_exec(at86rf2xx_t *dev)
{
/* write frame length field in FIFO */
at86rf2xx_sram_write(dev, 0, &(dev->frame_len), 1);
/* trigger sending of pre-loaded frame */
at86rf2xx_reg_write(dev, AT86RF2XX_REG__TRX_STATE,
AT86RF2XX_TRX_STATE__TX_START);
if (dev->event_cb && (dev->options & AT86RF2XX_OPT_TELL_TX_START)) {
dev->event_cb(NETDEV_EVENT_TX_STARTED, NULL);
}
}
void at86rf2xx_tx_exec(at86rf2xx_t *dev)
{
netdev_t *netdev = (netdev_t *)dev;
/* write frame length field in FIFO */
at86rf2xx_sram_write(dev, 0, &(dev->tx_frame_len), 1);
/* trigger sending of pre-loaded frame */
at86rf2xx_reg_write(dev, AT86RF2XX_REG__TRX_STATE,
AT86RF2XX_TRX_STATE__TX_START);
if (netdev->event_callback &&
(dev->netdev.flags & AT86RF2XX_OPT_TELL_TX_START)) {
netdev->event_callback(netdev, NETDEV_EVENT_TX_STARTED);
}
}
