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CC1310: Issues running at 5 kbps

Part Number: CC1310
Other Parts Discussed in Thread: CC1101, CC2500, , CC1190

This has been an ongoing issue for us and it really needs to get resolved.

We have a custom CC1310-1190 board based on the reference design.  Everything works fine at 2.5 kbps but we cannot

get it to work at 5 kbps.

I believe the most important clue is that if our board is being controlled by RF studio it works fine at 5 kbps. With our own

software it does not. I have verified that all the settings between RF studio and our software match. This leads me to

believe there is a configuration setting that's different between RF Studio and our software. Since there is no way to

read registers in RF Studio I can't perform a complete comparison of other CPU registers.

Here's what we have checked so far:

- 32.768 KHz clock looks fine

- All RF Studio-generated settings match

- Our software running on the Launchpad does not work

- Modified XOSC_CAPARRAY_DELTA in 1 pF increments from 2.1 pF to 11.1 pF and nothing changed

- We are using the RF Studio default settings for 5 kbps except we're running at 915 MHz and have IEEE whitener enabled.

I have attached the RF config files we are using.

Does anyone have any ideas?

Victor

smartrf_settings_2_5_kbps_1190.c
//*********************************************************************************
// Generated by SmartRF Studio version 2.8.0 ( build #41)
// Compatible with SimpleLink SDK version: CC13x0 SDK 1.60.xx.xx
// Device: CC1310 Rev. 2.1 (Rev. B)
// 
//*********************************************************************************


//*********************************************************************************
// Parameter summary
// Address: off
// Address0: 0xAA 
// Address1: 0xBB 
// Frequency: 915.00000 MHz
// Data Format: Serial mode disable 
// Deviation: 5.000 kHz
// pktLen: 30 
// 802.15.4g Mode: off
// Select bit order to transmit PSDU octets:: 1 
// Packet Length Config: Variable 
// Max Packet Length: 128 
// Packet Length: 20 
// RX Filter BW: 49 kHz
// Symbol Rate: 19.99969 kBaud
// Sync Word Length: 32 Bits 
// TX Power: 26 dBm (requires define CCFG_FORCE_VDDR_HH = 0 in ccfg.c, see CC13xx/CC26xx Technical Reference Manual)
// Whitening: IEEE 802.15.4g compatible whitener and 32-bit CRC

#include <ti/devices/DeviceFamily.h>
#include DeviceFamily_constructPath(driverlib/rf_mailbox.h)
#include DeviceFamily_constructPath(driverlib/rf_common_cmd.h)
#include DeviceFamily_constructPath(driverlib/rf_prop_cmd.h)
#include <ti/drivers/rf/RF.h>
#include DeviceFamily_constructPath(rf_patches/rf_patch_cpe_sl_longrange.h)
#include DeviceFamily_constructPath(rf_patches/rf_patch_rfe_sl_longrange.h)
#include DeviceFamily_constructPath(rf_patches/rf_patch_mce_sl_longrange.h)
#include "smartrf_settings_2_5_kbps_1190.h"


// TI-RTOS RF Mode Object
RF_Mode RF_prop =
{
    .rfMode = RF_MODE_PROPRIETARY_SUB_1,
    .cpePatchFxn = &rf_patch_cpe_sl_longrange,
    .mcePatchFxn = &rf_patch_mce_sl_longrange,
    .rfePatchFxn = &rf_patch_rfe_sl_longrange,
};

// Overrides for CMD_PROP_RADIO_DIV_SETUP
 uint32_t pOverrides[] =
{
    // override_use_patch_simplelink_long_range.xml
    // PHY: Use MCE RAM patch, RFE RAM patch
    MCE_RFE_OVERRIDE(1,0,0,1,0,0),
    // override_synth_prop_863_930_div5_lbw60k.xml
    // Synth: Set recommended RTRIM to 7
    HW_REG_OVERRIDE(0x4038,0x0037),
    // Synth: Set Fref to 4 MHz
    (uint32_t)0x000684A3,
    // Synth: Configure fine calibration setting
    HW_REG_OVERRIDE(0x4020,0x7F00),
    // Synth: Configure fine calibration setting
    HW_REG_OVERRIDE(0x4064,0x0040),
    // Synth: Configure fine calibration setting
    (uint32_t)0xB1070503,
    // Synth: Configure fine calibration setting
    (uint32_t)0x05330523,
    // Synth: Set loop bandwidth after lock to 60 kHz
    (uint32_t)0x40410583,
    // Synth: Set loop bandwidth after lock to 60 kHz
    (uint32_t)0x32CC0603,
    // Synth: Set loop bandwidth after lock to 60 kHz
    (uint32_t)0x00010623,
    // Synth: Configure VCO LDO (in ADI1, set VCOLDOCFG=0x9F to use voltage input reference)
    ADI_REG_OVERRIDE(1,4,0x9F),
    // Synth: Configure synth LDO (in ADI1, set SLDOCTL0.COMP_CAP=1)
    ADI_HALFREG_OVERRIDE(1,7,0x4,0x4),
    // Synth: Use 24 MHz XOSC as synth clock, enable extra PLL filtering
    (uint32_t)0x02010403,
    // Synth: Configure extra PLL filtering
    (uint32_t)0x00108463,
    // Synth: Increase synth programming timeout (0x04B0 RAT ticks = 300 us)
    (uint32_t)0x04B00243,
    // override_synth_disable_bias_div5.xml
    // Synth: Set divider bias to disabled
    HW32_ARRAY_OVERRIDE(0x405C,1),
    // Synth: Set divider bias to disabled (specific for loDivider=5)
    (uint32_t)0x18000200,
    // override_phy_rx_aaf_bw_0xd.xml
    // Rx: Set anti-aliasing filter bandwidth to 0xD (in ADI0, set IFAMPCTL3[7:4]=0xD)
    ADI_HALFREG_OVERRIDE(0,61,0xF,0xD),
    // override_phy_gfsk_rx.xml
    // Rx: Set LNA bias current trim offset to 3
    (uint32_t)0x00038883,
    // Rx: Freeze RSSI on sync found event
    HW_REG_OVERRIDE(0x6084,0x35F1),
    // override_phy_gfsk_pa_ramp_agc_reflevel_0x14.xml
    // Tx: Configure PA ramping setting (0x41). Rx: Set AGC reference level to 0x14.
    HW_REG_OVERRIDE(0x6088,0x4114),
    // Tx: Configure PA ramping setting
    HW_REG_OVERRIDE(0x608C,0x8213),
    // override_phy_long_range_dsss4.xml
    // PHY: Configure DSSS SF=4
    HW_REG_OVERRIDE(0x505C,0x0303),
    // override_phy_rx_rssi_offset_cc1310_cc1190_9092.xml
    // Rx: Set RSSI offset to adjust reported RSSI by +26 dB
    (uint32_t)0x000388A3,
    (uint32_t)0xFFFFFFFF,
};


// CMD_PROP_RADIO_DIV_SETUP
// Proprietary Mode Radio Setup Command for All Frequency Bands
rfc_CMD_PROP_RADIO_DIV_SETUP_t RF_cmdPropRadioDivSetup =
{
    .commandNo = 0x3807,
    .status = 0x0000,
    .pNextOp = 0, // INSERT APPLICABLE POINTER: (uint8_t*)&xxx
    .startTime = 0x00000000,
    .startTrigger.triggerType = 0x0,
    .startTrigger.bEnaCmd = 0x0,
    .startTrigger.triggerNo = 0x0,
    .startTrigger.pastTrig = 0x0,
    .condition.rule = 0x1,
    .condition.nSkip = 0x0,
    .modulation.modType = 0x1,
    .modulation.deviation = 0x14,
    .symbolRate.preScale = 0xF,
    .symbolRate.rateWord = 0x3333,
    .rxBw = 0x21,
    .preamConf.nPreamBytes = 0x2,
    .preamConf.preamMode = 0x0,
    .formatConf.nSwBits = 0x20,
    .formatConf.bBitReversal = 0x0,
    .formatConf.bMsbFirst = 0x0,
    .formatConf.fecMode = 0x8,
    .formatConf.whitenMode = 0x5,
    .config.frontEndMode = 0x0,
    .config.biasMode = 0x1,
    .config.analogCfgMode = 0x0,
    .config.bNoFsPowerUp = 0x0,
    .txPower = 0x00CE,
    .pRegOverride = pOverrides,
    .centerFreq = 0x0393,
    .intFreq = 0x8000,
    .loDivider = 0x05,
};

// CMD_FS
// Frequency Synthesizer Programming Command
rfc_CMD_FS_t RF_cmdFs =
{
    .commandNo = 0x0803,
    .status = 0x0000,
    .pNextOp = 0, // INSERT APPLICABLE POINTER: (uint8_t*)&xxx
    .startTime = 0x00000000,
    .startTrigger.triggerType = 0x0,
    .startTrigger.bEnaCmd = 0x0,
    .startTrigger.triggerNo = 0x0,
    .startTrigger.pastTrig = 0x0,
    .condition.rule = 0x1,
    .condition.nSkip = 0x0,
    .frequency = 0x0393,
    .fractFreq = 0x0000,
    .synthConf.bTxMode = 0x0,
    .synthConf.refFreq = 0x0,
    .__dummy0 = 0x00,
    .__dummy1 = 0x00,
    .__dummy2 = 0x00,
    .__dummy3 = 0x0000,
};

// CMD_PROP_TX
// Proprietary Mode Transmit Command
rfc_CMD_PROP_TX_t RF_cmdPropTx =
{
    .commandNo = 0x3801,
    .status = 0x0000,
    .pNextOp = 0, // INSERT APPLICABLE POINTER: (uint8_t*)&xxx
    .startTime = 0x00000000,
    .startTrigger.triggerType = 0x0,
    .startTrigger.bEnaCmd = 0x0,
    .startTrigger.triggerNo = 0x0,
    .startTrigger.pastTrig = 0x0,
    .condition.rule = 0x1,
    .condition.nSkip = 0x0,
    .pktConf.bFsOff = 0x0,
    .pktConf.bUseCrc = 0x1,
    .pktConf.bVarLen = 0x1,
    .pktLen = 0x14,
    .syncWord = 0x930B51DE,
    .pPkt = 0, // INSERT APPLICABLE POINTER: (uint8_t*)&xxx
};

// CMD_PROP_RX
// Proprietary Mode Receive Command
rfc_CMD_PROP_RX_t RF_cmdPropRx =
{
    .commandNo = 0x3802,
    .status = 0x0000,
    .pNextOp = 0, // INSERT APPLICABLE POINTER: (uint8_t*)&xxx
    .startTime = 0x00000000,
    .startTrigger.triggerType = 0x0,
    .startTrigger.bEnaCmd = 0x0,
    .startTrigger.triggerNo = 0x0,
    .startTrigger.pastTrig = 0x0,
    .condition.rule = 0x1,
    .condition.nSkip = 0x0,
    .pktConf.bFsOff = 0x0,
    .pktConf.bRepeatOk = 0x0,
    .pktConf.bRepeatNok = 0x0,
    .pktConf.bUseCrc = 0x1,
    .pktConf.bVarLen = 0x1,
    .pktConf.bChkAddress = 0x0,
    .pktConf.endType = 0x0,
    .pktConf.filterOp = 0x0,
    .rxConf.bAutoFlushIgnored = 0x0,
    .rxConf.bAutoFlushCrcErr = 0x0,
    .rxConf.bIncludeHdr = 0x1,
    .rxConf.bIncludeCrc = 0x0,
    .rxConf.bAppendRssi = 0x0,
    .rxConf.bAppendTimestamp = 0x0,
    .rxConf.bAppendStatus = 0x1,
    .syncWord = 0x930B51DE,
    .maxPktLen = 0x80,
    .address0 = 0xAA,
    .address1 = 0xBB,
    .endTrigger.triggerType = 0x1,
    .endTrigger.bEnaCmd = 0x0,
    .endTrigger.triggerNo = 0x0,
    .endTrigger.pastTrig = 0x0,
    .endTime = 0x00000000,
    .pQueue = 0, // INSERT APPLICABLE POINTER: (dataQueue_t*)&xxx
    .pOutput = 0, // INSERT APPLICABLE POINTER: (uint8_t*)&xxx
};
3157.smartrf_settings_5_0_kbps_1190.c
//*********************************************************************************
// Generated by SmartRF Studio version 2.9.0 (build#85)
// Compatible with SimpleLink SDK version: CC13x0 SDK 2.10.xx.xx
// Device: CC1310 Rev. 2.1 (Rev. B)
// 
//*********************************************************************************


//*********************************************************************************
// Parameter summary
// Address: 0 
// Address0: 0xAA 
// Address1: 0xBB 
// Frequency: 915.00000 MHz
// Data Format: Serial mode disable 
// Deviation: 5.000 kHz
// pktLen: 30 
// 802.15.4g Mode: 0 
// Select bit order to transmit PSDU octets:: 1 
// Packet Length Config: Variable 
// Max Packet Length: 128 
// Packet Length: 20 
// Packet Data: 255 
// RX Filter BW: 49 kHz
// Symbol Rate: 19.99969 kBaud
// Sync Word Length: 32 Bits 
// TX Power: 26 dBm (requires define CCFG_FORCE_VDDR_HH = 0 in ccfg.c, see CC13xx/CC26xx Technical Reference Manual)
// Whitening: No whitening 

#include <ti/devices/DeviceFamily.h>
#include DeviceFamily_constructPath(driverlib/rf_mailbox.h)
#include DeviceFamily_constructPath(driverlib/rf_common_cmd.h)
#include DeviceFamily_constructPath(driverlib/rf_prop_cmd.h)
#include <ti/drivers/rf/RF.h>
#include DeviceFamily_constructPath(rf_patches/rf_patch_cpe_sl_longrange.h)
#include DeviceFamily_constructPath(rf_patches/rf_patch_rfe_sl_longrange.h)
#include DeviceFamily_constructPath(rf_patches/rf_patch_mce_sl_longrange.h)
#include "smartrf_settings_5_0_kbps_1190.h"


// TI-RTOS RF Mode Object
RF_Mode RF_prop =
{
    .rfMode = RF_MODE_PROPRIETARY_SUB_1,
    .cpePatchFxn = &rf_patch_cpe_sl_longrange,
    .mcePatchFxn = &rf_patch_mce_sl_longrange,
    .rfePatchFxn = &rf_patch_rfe_sl_longrange,
};

// TX Power table
// The RF_TxPowerTable_DEFAULT_PA_ENTRY macro is defined in RF.h and requires the following arguments:
// RF_TxPowerTable_DEFAULT_PA_ENTRY(bias, gain, boost coefficient)
// See the Technical Reference Manual for further details about the "txPower" Command field.
// The PA settings require the CCFG_FORCE_VDDR_HH = 0 unless stated otherwise.
RF_TxPowerTable_Entry txPowerTable[] = 
{ 
    {7, RF_TxPowerTable_DEFAULT_PA_ENTRY(0, 3, 0, 0) },
    {14, RF_TxPowerTable_DEFAULT_PA_ENTRY(1, 3, 0, 0) },
    {18, RF_TxPowerTable_DEFAULT_PA_ENTRY(2, 3, 0, 0) },
    {20, RF_TxPowerTable_DEFAULT_PA_ENTRY(3, 3, 0, 0) },
    {22, RF_TxPowerTable_DEFAULT_PA_ENTRY(4, 3, 0, 0) },
    {23, RF_TxPowerTable_DEFAULT_PA_ENTRY(5, 3, 0, 0) },
    {24, RF_TxPowerTable_DEFAULT_PA_ENTRY(6, 3, 0, 0) },
    {25, RF_TxPowerTable_DEFAULT_PA_ENTRY(9, 3, 0, 0) },
    {26, RF_TxPowerTable_DEFAULT_PA_ENTRY(14, 3, 0, 0) },
    RF_TxPowerTable_TERMINATION_ENTRY
};


// Overrides for CMD_PROP_RADIO_DIV_SETUP
uint32_t pOverrides[] =
{
    // override_use_patch_simplelink_long_range.xml
    // PHY: Use MCE RAM patch, RFE RAM patch
    MCE_RFE_OVERRIDE(1,0,0,1,0,0),
    // override_synth_prop_863_930_div5_lbw60k.xml
    // Synth: Set recommended RTRIM to 7
    HW_REG_OVERRIDE(0x4038,0x0037),
    // Synth: Set Fref to 4 MHz
    (uint32_t)0x000684A3,
    // Synth: Configure fine calibration setting
    HW_REG_OVERRIDE(0x4020,0x7F00),
    // Synth: Configure fine calibration setting
    HW_REG_OVERRIDE(0x4064,0x0040),
    // Synth: Configure fine calibration setting
    (uint32_t)0xB1070503,
    // Synth: Configure fine calibration setting
    (uint32_t)0x05330523,
    // Synth: Set loop bandwidth after lock to 60 kHz
    (uint32_t)0x40410583,
    // Synth: Set loop bandwidth after lock to 60 kHz
    (uint32_t)0x32CC0603,
    // Synth: Set loop bandwidth after lock to 60 kHz
    (uint32_t)0x00010623,
    // Synth: Configure VCO LDO (in ADI1, set VCOLDOCFG=0x9F to use voltage input reference)
    ADI_REG_OVERRIDE(1,4,0x9F),
    // Synth: Configure synth LDO (in ADI1, set SLDOCTL0.COMP_CAP=1)
    ADI_HALFREG_OVERRIDE(1,7,0x4,0x4),
    // Synth: Use 24 MHz XOSC as synth clock, enable extra PLL filtering
    (uint32_t)0x02010403,
    // Synth: Configure extra PLL filtering
    (uint32_t)0x00108463,
    // Synth: Increase synth programming timeout (0x04B0 RAT ticks = 300 us)
    (uint32_t)0x04B00243,
    // override_synth_disable_bias_div5.xml
    // Synth: Set divider bias to disabled
    HW32_ARRAY_OVERRIDE(0x405C,1),
    // Synth: Set divider bias to disabled (specific for loDivider=5)
    (uint32_t)0x18000200,
    // override_phy_rx_aaf_bw_0xd.xml
    // Rx: Set anti-aliasing filter bandwidth to 0xD (in ADI0, set IFAMPCTL3[7:4]=0xD)
    ADI_HALFREG_OVERRIDE(0,61,0xF,0xD),
    // override_phy_gfsk_rx.xml
    // Rx: Set LNA bias current trim offset to 3
    (uint32_t)0x00038883,
    // Rx: Freeze RSSI on sync found event
    HW_REG_OVERRIDE(0x6084,0x35F1),
    // override_phy_gfsk_pa_ramp_agc_reflevel_0x14.xml
    // Tx: Configure PA ramping setting (0x41). Rx: Set AGC reference level to 0x14.
    HW_REG_OVERRIDE(0x6088,0x4114),
    // Tx: Configure PA ramping setting
    HW_REG_OVERRIDE(0x608C,0x8213),
    // override_phy_long_range_dsss2.xml
    // PHY: Configure DSSS SF=2
    HW_REG_OVERRIDE(0x505C,0x0100),
    // override_phy_rx_rssi_offset_cc1310_cc1190_9092.xml
    // Rx: Set RSSI offset to adjust reported RSSI by +26 dB
    (uint32_t)0x000388A3,
    (uint32_t)0xFFFFFFFF,
};


// CMD_PROP_RADIO_DIV_SETUP
// Proprietary Mode Radio Setup Command for All Frequency Bands
rfc_CMD_PROP_RADIO_DIV_SETUP_t RF_cmdPropRadioDivSetup =
{
    .commandNo = 0x3807,
    .status = 0x0000,
    .pNextOp = 0, // INSERT APPLICABLE POINTER: (uint8_t*)&xxx
    .startTime = 0x00000000,
    .startTrigger.triggerType = 0x0,
    .startTrigger.bEnaCmd = 0x0,
    .startTrigger.triggerNo = 0x0,
    .startTrigger.pastTrig = 0x0,
    .condition.rule = 0x1,
    .condition.nSkip = 0x0,
    .modulation.modType = 0x1,
    .modulation.deviation = 0x14,
    .symbolRate.preScale = 0xF,
    .symbolRate.rateWord = 0x3333,
    .rxBw = 0x21,
    .preamConf.nPreamBytes = 0x2,
    .preamConf.preamMode = 0x0,
    .formatConf.nSwBits = 0x20,
    .formatConf.bBitReversal = 0x0,
    .formatConf.bMsbFirst = 0x0,
    .formatConf.fecMode = 0x8,
    .formatConf.whitenMode = 0x0,
    .config.frontEndMode = 0x0,
    .config.biasMode = 0x1,
    .config.analogCfgMode = 0x0,
    .config.bNoFsPowerUp = 0x0,
    .txPower = 0x00CE,
    .pRegOverride = pOverrides,
    .centerFreq = 0x0393,
    .intFreq = 0x8000,
    .loDivider = 0x05,
};

// CMD_FS
// Frequency Synthesizer Programming Command
rfc_CMD_FS_t RF_cmdFs =
{
    .commandNo = 0x0803,
    .status = 0x0000,
    .pNextOp = 0, // INSERT APPLICABLE POINTER: (uint8_t*)&xxx
    .startTime = 0x00000000,
    .startTrigger.triggerType = 0x0,
    .startTrigger.bEnaCmd = 0x0,
    .startTrigger.triggerNo = 0x0,
    .startTrigger.pastTrig = 0x0,
    .condition.rule = 0x1,
    .condition.nSkip = 0x0,
    .frequency = 0x0393,
    .fractFreq = 0x0000,
    .synthConf.bTxMode = 0x0,
    .synthConf.refFreq = 0x0,
    .__dummy0 = 0x00,
    .__dummy1 = 0x00,
    .__dummy2 = 0x00,
    .__dummy3 = 0x0000,
};

// CMD_PROP_RX
// Proprietary Mode Receive Command
rfc_CMD_PROP_RX_t RF_cmdPropRx =
{
    .commandNo = 0x3802,
    .status = 0x0000,
    .pNextOp = 0, // INSERT APPLICABLE POINTER: (uint8_t*)&xxx
    .startTime = 0x00000000,
    .startTrigger.triggerType = 0x0,
    .startTrigger.bEnaCmd = 0x0,
    .startTrigger.triggerNo = 0x0,
    .startTrigger.pastTrig = 0x0,
    .condition.rule = 0x1,
    .condition.nSkip = 0x0,
    .pktConf.bFsOff = 0x0,
    .pktConf.bRepeatOk = 0x0,
    .pktConf.bRepeatNok = 0x0,
    .pktConf.bUseCrc = 0x1,
    .pktConf.bVarLen = 0x1,
    .pktConf.bChkAddress = 0x0,
    .pktConf.endType = 0x0,
    .pktConf.filterOp = 0x0,
    .rxConf.bAutoFlushIgnored = 0x0,
    .rxConf.bAutoFlushCrcErr = 0x0,
    .rxConf.bIncludeHdr = 0x1,
    .rxConf.bIncludeCrc = 0x0,
    .rxConf.bAppendRssi = 0x0,
    .rxConf.bAppendTimestamp = 0x0,
    .rxConf.bAppendStatus = 0x1,
    .syncWord = 0x930B51DE,
    .maxPktLen = 0x80,
    .address0 = 0xAA,
    .address1 = 0xBB,
    .endTrigger.triggerType = 0x1,
    .endTrigger.bEnaCmd = 0x0,
    .endTrigger.triggerNo = 0x0,
    .endTrigger.pastTrig = 0x0,
    .endTime = 0x00000000,
    .pQueue = 0, // INSERT APPLICABLE POINTER: (dataQueue_t*)&xxx
    .pOutput = 0, // INSERT APPLICABLE POINTER: (uint8_t*)&xxx
};

// CMD_PROP_TX
// Proprietary Mode Transmit Command
rfc_CMD_PROP_TX_t RF_cmdPropTx =
{
    .commandNo = 0x3801,
    .status = 0x0000,
    .pNextOp = 0, // INSERT APPLICABLE POINTER: (uint8_t*)&xxx
    .startTime = 0x00000000,
    .startTrigger.triggerType = 0x0,
    .startTrigger.bEnaCmd = 0x0,
    .startTrigger.triggerNo = 0x0,
    .startTrigger.pastTrig = 0x0,
    .condition.rule = 0x1,
    .condition.nSkip = 0x0,
    .pktConf.bFsOff = 0x0,
    .pktConf.bUseCrc = 0x1,
    .pktConf.bVarLen = 0x1,
    .pktLen = 0x14,
    .syncWord = 0x930B51DE,
    .pPkt = 0, // INSERT APPLICABLE POINTER: (uint8_t*)&xxx
};