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https://github.com/RIOT-OS/RIOT.git
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drivers/at86rf2xx: add smart idle listening feature
This commit is contained in:
Hyungsin
parent
e3c897dd94
commit
e0d3f5b552
@ -106,6 +106,18 @@ void at86rf2xx_reset(at86rf2xx_t *dev)
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tmp &= ~(AT86RF2XX_TRX_CTRL_1_MASK__IRQ_MASK_MODE);
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at86rf2xx_reg_write(dev, AT86RF2XX_REG__TRX_CTRL_1, tmp);
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/* configure smart idle listening feature */
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#if AT86RF2XX_SMART_IDLE_LISTENING
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tmp = at86rf2xx_reg_read(dev, AT86RF2XX_REG__TRX_RPC);
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tmp |= (AT86RF2XX_TRX_RPC_MASK__RX_RPC_EN |
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AT86RF2XX_TRX_RPC_MASK__PDT_RPC_EN |
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AT86RF2XX_TRX_RPC_MASK__PLL_RPC_EN |
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AT86RF2XX_TRX_RPC_MASK__XAH_TX_RPC_EN |
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AT86RF2XX_TRX_RPC_MASK__IPAN_RPC_EN);
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at86rf2xx_reg_write(dev, AT86RF2XX_REG__TRX_RPC, tmp);
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at86rf2xx_set_rxsensitivity(dev, RSSI_BASE_VAL);
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#endif
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/* disable clock output to save power */
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tmp = at86rf2xx_reg_read(dev, AT86RF2XX_REG__TRX_CTRL_0);
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tmp &= ~(AT86RF2XX_TRX_CTRL_0_MASK__CLKM_CTRL);
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@ -49,6 +49,19 @@ static const uint8_t dbm_to_tx_pow_915[] = { 0x1d, 0x1c, 0x1b, 0x1a, 0x19, 0x17,
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0x04, 0x03, 0x02, 0x01, 0x00, 0x86,
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0x40, 0x84, 0x83, 0x82, 0x80, 0xc1,
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0xc0 };
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static const int16_t rx_sens_to_dbm[] = { -110, -98, -94, -91, -88, -85, -82,
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-79, -76, -73, -70, -67, -63, -60, -57,
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-54 };
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static const uint8_t dbm_to_rx_sens[] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x01, 0x01, 0x01, 0x01, 0x02, 0x02,
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0x02, 0x03, 0x03, 0x03, 0x04, 0x04,
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0x04, 0x05, 0x05, 0x05, 0x06, 0x06,
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0x06, 0x07, 0x07, 0x07, 0x08, 0x08,
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0x08, 0x09, 0x09, 0x09, 0x0a, 0x0a,
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0x0a, 0x0b, 0x0b, 0x0b, 0x0b, 0x0c,
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0x0c, 0x0c, 0x0d, 0x0d, 0x0d, 0x0e,
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0x0e, 0x0e, 0x0f };
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static int16_t _tx_pow_to_dbm_212b(uint8_t channel, uint8_t page, uint8_t reg)
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{
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@ -84,6 +97,18 @@ static const uint8_t dbm_to_tx_pow[] = { 0x0f, 0x0f, 0x0f, 0x0e, 0x0e, 0x0e,
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0x0e, 0x0d, 0x0d, 0x0d, 0x0c, 0x0c,
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0x0b, 0x0b, 0x0a, 0x09, 0x08, 0x07,
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0x06, 0x05, 0x03, 0x00 };
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static const int16_t rx_sens_to_dbm[] = { -101, -94, -91, -88, -85, -82, -79,
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-76, -73, -70, -67, -64, -61, -58, -55,
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-52 };
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static const uint8_t dbm_to_rx_sens[] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x01, 0x01, 0x01, 0x02, 0x02,
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0x02, 0x03, 0x03, 0x03, 0x04, 0x04,
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0x04, 0x05, 0x05, 0x05, 0x06, 0x06,
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0x06, 0x07, 0x07, 0x07, 0x08, 0x08,
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0x08, 0x09, 0x09, 0x09, 0x0a, 0x0a,
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0x0a, 0x0b, 0x0b, 0x0b, 0x0c, 0x0c,
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0x0c, 0x0d, 0x0d, 0x0d, 0x0e, 0x0e,
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0x0e, 0x0f };
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#else
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static const int16_t tx_pow_to_dbm[] = { 3, 3, 2, 2, 1, 1, 0,
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-1, -2, -3, -4, -5, -7, -9, -12, -17 };
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@ -91,6 +116,18 @@ static const uint8_t dbm_to_tx_pow[] = { 0x0f, 0x0f, 0x0f, 0x0e, 0x0e, 0x0e,
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0x0e, 0x0d, 0x0d, 0x0c, 0x0c, 0x0b,
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0x0b, 0x0a, 0x09, 0x08, 0x07, 0x06,
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0x05, 0x03, 0x00 };
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static const int16_t rx_sens_to_dbm[] = { -101, -91, -88, -85, -82, -79, -76
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-73, -70, -67, -64, -61, -58, -55, -52,
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-49 };
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static const uint8_t dbm_to_rx_sens[] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x01, 0x01,
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0x01, 0x02, 0x02, 0x02, 0x03, 0x03,
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0x03, 0x04, 0x04, 0x04, 0x05, 0x05,
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0x05, 0x06, 0x06, 0x06, 0x07, 0x07,
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0x07, 0x08, 0x08, 0x08, 0x09, 0x09,
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0x09, 0x0a, 0x0a, 0x0a, 0x0b, 0x0b,
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0x0b, 0x0c, 0x0c, 0x0c, 0x0d, 0x0d,
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0x0d, 0x0e, 0x0e, 0x0e, 0x0f };
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#endif
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uint16_t at86rf2xx_get_addr_short(const at86rf2xx_t *dev)
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@ -229,6 +266,30 @@ void at86rf2xx_set_txpower(const at86rf2xx_t *dev, int16_t txpower)
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#endif
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}
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int16_t at86rf2xx_get_rxsensitivity(const at86rf2xx_t *dev)
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{
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uint8_t rxsens = at86rf2xx_reg_read(dev, AT86RF2XX_REG__RX_SYN)
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& AT86RF2XX_RX_SYN__RX_PDT_LEVEL;
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return rx_sens_to_dbm[rxsens];
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}
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void at86rf2xx_set_rxsensitivity(const at86rf2xx_t *dev, int16_t rxsens)
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{
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rxsens += MIN_RX_SENSITIVITY;
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if (rxsens < 0) {
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rxsens = 0;
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}
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else if (rxsens > MAX_RX_SENSITIVITY) {
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rxsens = MAX_RX_SENSITIVITY;
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}
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uint8_t tmp = at86rf2xx_reg_read(dev, AT86RF2XX_REG__RX_SYN);
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tmp &= ~(AT86RF2XX_RX_SYN__RX_PDT_LEVEL);
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tmp |= (dbm_to_rx_sens[rxsens] & AT86RF2XX_RX_SYN__RX_PDT_LEVEL);
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at86rf2xx_reg_write(dev, AT86RF2XX_REG__RX_SYN, tmp);
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}
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uint8_t at86rf2xx_get_max_retries(const at86rf2xx_t *dev)
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{
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return (at86rf2xx_reg_read(dev, AT86RF2XX_REG__XAH_CTRL_0) >> 4);
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@ -92,6 +92,8 @@ extern "C" {
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#define AT86RF2XX_REG__RX_SYN (0x15)
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#ifdef MODULE_AT86RF212B
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#define AT86RF2XX_REG__RF_CTRL_0 (0x16)
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#elif defined(MODULE_AT86RF233)
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#define AT86RF2XX_REG__TRX_RPC (0x16)
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#endif
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#define AT86RF2XX_REG__XAH_CTRL_1 (0x17)
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#define AT86RF2XX_REG__FTN_CTRL (0x18)
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@ -375,6 +377,19 @@ extern "C" {
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#endif
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/** @} */
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/**
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* @name Bitfield definitions for the TRX_RPC register
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* @{
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*/
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#ifdef MODULE_AT86RF233
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#define AT86RF2XX_TRX_RPC_MASK__RX_RPC_CTRL_MAXPWR (0xC0)
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#define AT86RF2XX_TRX_RPC_MASK__RX_RPC_EN (0x20)
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#define AT86RF2XX_TRX_RPC_MASK__PDT_RPC_EN (0x10)
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#define AT86RF2XX_TRX_RPC_MASK__PLL_RPC_EN (0x08)
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#define AT86RF2XX_TRX_RPC_MASK__XAH_TX_RPC_EN (0x04)
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#define AT86RF2XX_TRX_RPC_MASK__IPAN_RPC_EN (0x02)
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#endif
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#ifdef __cplusplus
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}
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#endif
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@ -94,6 +94,28 @@ extern "C" {
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# define RSSI_BASE_VAL (-91)
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#endif
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/**
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* @brief Max Receiver sensitivity value in dBm
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*/
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#if MODULE_AT86RF233
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# define MAX_RX_SENSITIVITY (-52)
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#elif MODULE_AT86RF212B
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# define MAX_RX_SENSITIVITY (-54)
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#else
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# define MAX_RX_SENSITIVITY (-49)
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#endif
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/**
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* @brief Min Receiver sensitivity value in dBm
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*/
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#if MODULE_AT86RF233
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# define MIN_RX_SENSITIVITY (-101)
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#elif MODULE_AT86RF212B
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# define MIN_RX_SENSITIVITY (-110)
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#else
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# define MIN_RX_SENSITIVITY (-101)
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#endif
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#if defined(DOXYGEN) || defined(MODULE_AT86RF232) || defined(MODULE_AT86RF233)
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/**
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* @brief Frame retry counter reporting
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@ -108,6 +130,20 @@ extern "C" {
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#define AT86RF2XX_HAVE_RETRIES (0)
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#endif
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/**
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* @brief Smart idle listening feature
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*
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* This feature optimizes radio operation in the listening mode, reducing
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* current consumption by ~50%. It is supported by only at86rf233.
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*/
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#ifdef MODULE_AT86RF233
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#ifndef AT86RF2XX_SMART_IDLE_LISTENING
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#define AT86RF2XX_SMART_IDLE_LISTENING (1)
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#endif
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#else
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#define AT86RF2XX_SMART_IDLE_LISTENING (0)
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#endif
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/**
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* @name Flags for device internal states (see datasheet)
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* @{
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@ -314,6 +350,28 @@ int16_t at86rf2xx_get_txpower(const at86rf2xx_t *dev);
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*/
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void at86rf2xx_set_txpower(const at86rf2xx_t *dev, int16_t txpower);
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/**
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* @brief Get the configured receiver sensitivity of the given device [in dBm]
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*
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* @param[in] dev device to read from
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*
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* @return configured receiver sensitivity in dBm
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*/
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int16_t at86rf2xx_get_rxsensitivity(const at86rf2xx_t *dev);
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/**
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* @brief Set the receiver sensitivity of the given device [in dBm]
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*
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* If the device does not support the exact dBm value given, it will set a value
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* as close as possible to the given value. If the given value is larger or
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* lower then the maximal or minimal possible value, the min or max value is
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* set, respectively.
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*
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* @param[in] dev device to write to
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* @param[in] rxsens rx sensitivity in dBm
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*/
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void at86rf2xx_set_rxsensitivity(const at86rf2xx_t *dev, int16_t rxsens);
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/**
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* @brief Get the maximum number of retransmissions
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*
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