/*! *********************************************************************************
* XcvrFskGetInstantRssi
***********************************************************************************/
uint8_t XcvrFskGetInstantRssi(void)
{
uint8_t u8Rssi;
uint32_t t1,t2,t3;
t1 = XCVR_RX_DIG->RX_DIG_CTRL;
t2 = XCVR_RX_DIG->RSSI_CTRL_0;
t3 = XCVR_PHY->CFG1;
XCVR_RX_DIG->RX_DIG_CTRL = XCVR_RX_DIG_RX_DIG_CTRL_RX_ADC_NEGEDGE(0) |
XCVR_RX_DIG_RX_DIG_CTRL_RX_CH_FILT_BYPASS(1) |
XCVR_RX_DIG_RX_DIG_CTRL_RX_ADC_RAW_EN(0) |
XCVR_RX_DIG_RX_DIG_CTRL_RX_ADC_POL(0) |
XCVR_RX_DIG_RX_DIG_CTRL_RX_DEC_FILT_OSR(1) | /* 1=OSR8, 2=OSR16, 4=OSR32 */
XCVR_RX_DIG_RX_DIG_CTRL_RX_FSK_ZB_SEL(0) |
XCVR_RX_DIG_RX_DIG_CTRL_RX_NORM_EN(1) |
XCVR_RX_DIG_RX_DIG_CTRL_RX_RSSI_EN(1) |
XCVR_RX_DIG_RX_DIG_CTRL_RX_AGC_EN(1) |
XCVR_RX_DIG_RX_DIG_CTRL_RX_DCOC_EN(1) |
XCVR_RX_DIG_RX_DIG_CTRL_RX_DCOC_CAL_EN(1) |
XCVR_RX_DIG_RX_DIG_CTRL_RX_IQ_SWAP(0) |
XCVR_RX_DIG_RX_DIG_CTRL_RX_DC_RESID_EN(0) |
XCVR_RX_DIG_RX_DIG_CTRL_RX_SRC_EN(0) |
XCVR_RX_DIG_RX_DIG_CTRL_RX_SRC_RATE(0) | /* Source Rate 0 is default */
XCVR_RX_DIG_RX_DIG_CTRL_RX_DMA_DTEST_EN(0) |
XCVR_RX_DIG_RX_DIG_CTRL_RX_DEC_FILT_GAIN(22) | /* Dec filt gain for SRC rate == 0 */
XCVR_RX_DIG_RX_DIG_CTRL_RX_DEC_FILT_HZD_CORR_DIS(1) ;
XCVR_RX_DIG->RSSI_CTRL_0 &= ~XCVR_RX_DIG_RSSI_CTRL_0_RSSI_IIR_WEIGHT_MASK;
XCVR_RX_DIG->RSSI_CTRL_0 |= XCVR_RX_DIG_RSSI_CTRL_0_RSSI_IIR_WEIGHT(0x5);
XCVR_RX_DIG->RSSI_CTRL_0 &= ~XCVR_RX_DIG_RSSI_CTRL_0_RSSI_N_WINDOW_AVG_MASK;
XCVR_RX_DIG->RSSI_CTRL_0 |= XCVR_RX_DIG_RSSI_CTRL_0_RSSI_N_WINDOW_AVG(0x3);
uint32_t temp = XCVR_PHY->CFG1;
temp &= ~XCVR_PHY_CFG1_CTS_THRESH_MASK;
temp |= XCVR_PHY_CFG1_CTS_THRESH(0xFF);
XCVR_PHY->CFG1 = temp;
XCVR_ForceRxWu();
for(uint32_t i = 0; i < 10000; i++)
{
__asm("nop");
}
u8Rssi = (uint8_t)((XCVR_RX_DIG->RSSI_CTRL_1 &
XCVR_RX_DIG_RSSI_CTRL_1_RSSI_OUT_MASK) >>
XCVR_RX_DIG_RSSI_CTRL_1_RSSI_OUT_SHIFT);
XCVR_ForceRxWd();
XCVR_RX_DIG->RX_DIG_CTRL = t1;
XCVR_RX_DIG->RSSI_CTRL_0 = t2;
XCVR_PHY->CFG1 = t3;
return u8Rssi;
}
RW1PS(8, 0x1EU) |
RW1PS(9, 0x1EU) |
RW1PS(10, 0x1DU) |
RW1PS(11, 0x1CU) |
RW1PS(12, 0x1CU & 0xFU), /* Phase info #12 overlaps two initialization words */
.phy_pre_ref2_init = (0x1C) >> 4 | /* Phase info #12 overlaps two initialization words - manually compute the shift*/
RW2PS(13, 0x1BU) |
RW2PS(14, 0x1AU) |
RW2PS(15, 0x19U),
.phy_cfg1_init = XCVR_PHY_CFG1_AA_PLAYBACK(0) |
XCVR_PHY_CFG1_AA_OUTPUT_SEL(1) |
XCVR_PHY_CFG1_FSK_BIT_INVERT(0) |
XCVR_PHY_CFG1_BSM_EN_BLE(0) |
XCVR_PHY_CFG1_DEMOD_CLK_MODE(0) |
XCVR_PHY_CFG1_CTS_THRESH(220) |
XCVR_PHY_CFG1_FSK_FTS_TIMEOUT(2),
.phy_el_cfg_init = XCVR_PHY_EL_CFG_EL_ENABLE(1) /* Per SMB */
#if !RADIO_IS_GEN_2P1
| XCVR_PHY_EL_CFG_EL_ZB_ENABLE(0)
#endif /* !RADIO_IS_GEN_2P1 */
,
/* XCVR_RX_DIG configs */
.rx_dig_ctrl_init_26mhz = XCVR_RX_DIG_RX_DIG_CTRL_RX_FSK_ZB_SEL(0) | /* Depends on protocol */
XCVR_RX_DIG_RX_DIG_CTRL_RX_DC_RESID_EN(1) | /* Depends on protocol */
XCVR_RX_DIG_RX_DIG_CTRL_RX_SRC_RATE(0),
.rx_dig_ctrl_init_32mhz = XCVR_RX_DIG_RX_DIG_CTRL_RX_FSK_ZB_SEL(0) | /* Depends on protocol */
XCVR_RX_DIG_RX_DIG_CTRL_RX_DC_RESID_EN(1), /* Depends on protocol */
XCVR_CTRL_XCVR_CTRL_DEMOD_SEL_MASK,
.xcvr_ctrl.init = XCVR_CTRL_XCVR_CTRL_PROTOCOL(8) |
XCVR_CTRL_XCVR_CTRL_TGT_PWR_SRC(7) |
XCVR_CTRL_XCVR_CTRL_DEMOD_SEL(1),
/* XCVR_PHY configs */
.phy_pre_ref0_init = 0xBBDE739B,
.phy_pre_ref1_init = 0xDEFBDEF7,
.phy_pre_ref2_init = 0x0000E739,
.phy_cfg1_init = XCVR_PHY_CFG1_AA_PLAYBACK(1) |
XCVR_PHY_CFG1_AA_OUTPUT_SEL(1) |
XCVR_PHY_CFG1_FSK_BIT_INVERT(0) |
XCVR_PHY_CFG1_BSM_EN_BLE(0) |
XCVR_PHY_CFG1_DEMOD_CLK_MODE(0) |
XCVR_PHY_CFG1_CTS_THRESH(0xCD) |
XCVR_PHY_CFG1_FSK_FTS_TIMEOUT(2),
.phy_el_cfg_init =XCVR_PHY_EL_CFG_EL_ENABLE(1) |
XCVR_PHY_EL_CFG_EL_ZB_ENABLE(0),
/* XCVR_RX_DIG configs */
.rx_dig_ctrl_init_26mhz =
XCVR_RX_DIG_RX_DIG_CTRL_RX_FSK_ZB_SEL(0) | /* Depends on protocol */
XCVR_RX_DIG_RX_DIG_CTRL_RX_DC_RESID_EN(1) | /* Depends on protocol */
XCVR_RX_DIG_RX_DIG_CTRL_RX_SRC_RATE(1),
.rx_dig_ctrl_init_32mhz =
XCVR_RX_DIG_RX_DIG_CTRL_RX_FSK_ZB_SEL(0) | /* Depends on protocol */
XCVR_RX_DIG_RX_DIG_CTRL_RX_DC_RESID_EN(1), /* Depends on protocol */
