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部件号：CC1312R 大家好，
我的客户 正在使用CC1312，但无法 通过日本占用的带宽测试。
他们尝试降低TX功率，但OBW测试仍然失败。
请帮助提供意见。 谢谢。
大家好，
我的客户 正在使用CC1312，但无法 通过日本占用的带宽测试。
他们尝试降低TX功率，但OBW测试仍然失败。
请帮助提供意见。 谢谢。
您好，
请检查以下各项：
//*********************************************************************************
// Generated by SmartRF Studio version 2.23.0 (build#300)
// The applied template is compatible with cc13x2_26x2 SDK version 2.10.xx.xx or newer.
// Device: CC1312R Rev. E (2.1).
//
//*********************************************************************************
//*********************************************************************************
// Parameter summary
// Frequency: 927.80000 MHz
// Data Format: Serial mode disable
// Deviation: 190.000 kHz
// IEEE 802.15.4g Packet Length: 20
// Select bit order to transmit PSDU octets: 1
// Packet Data: 255
// Preamble Count: 7 Bytes
// Preamble Mode: Send 0 as the first preamble bit
// RX Filter BW: 1092.5 kHz
// Symbol Rate: 500.00000 kBaud
// Sync Word: 0x0055904e
// Sync Word Length: 24 Bits
// TX Power: 7 dBm
// Whitening: Dynamically IEEE 802.15.4g compatible whitener and 16/32-bit CRC
#include "smartrf_settings.h"
#include DeviceFamily_constructPath(rf_patches/rf_patch_cpe_prop.h)
// TI-RTOS RF Mode Object
RF_Mode RF_prop =
{
.rfMode = RF_MODE_AUTO,
.cpePatchFxn = &rf_patch_cpe_prop,
.mcePatchFxn = 0,
.rfePatchFxn = 0
};
// Overrides for CMD_PROP_RADIO_DIV_SETUP
uint32_t pOverrides[] =
{
// override_prop_common.xml
// DC/DC regulator: In Tx, use DCDCCTL5[3:0]=0x7 (DITHER_EN=0 and IPEAK=7).
(uint32_t)0x00F788D3,
// override_prop_common_sub1g.xml
// Set RF_FSCA.ANADIV.DIV_SEL_BIAS = 1. Bits [0:16, 24, 30] are don't care..
(uint32_t)0x4001405D,
// Set RF_FSCA.ANADIV.DIV_SEL_BIAS = 1. Bits [0:16, 24, 30] are don't care..
(uint32_t)0x08141131,
// override_tc178.xml
// Synth: Set loop bandwidth after lock to 40 kHz (K2)
(uint32_t)0x29200583,
// Synth: Set loop bandwidth after lock to 40 kHz (K2)
(uint32_t)0x000005A3,
// Synth: Set loop bandwidth after lock to 40 kHz (K3, LSB)
(uint32_t)0xF5700603,
// Synth: Set loop bandwidth after lock to 40 kHz (K3, MSB)
(uint32_t)0x00000623,
// Synth: Set FREF = 4 MHz
(uint32_t)0x000C84A3,
// Tx: Configure PA ramp time, PACTL2.RC=0x1 (in ADI0, set PACTL2[4:3]=0x1)
ADI_2HALFREG_OVERRIDE(0,16,0x8,0x8,17,0x1,0x0),
// Rx: Set AGC reference level to 0x30 (default: 0x2E)
HW_REG_OVERRIDE(0x609C,0x0030),
// Rx: Set RSSI offset to adjust reported RSSI by -4 dB (default: -2), trimmed for external bias and differential configuration
(uint32_t)0x000488A3,
// Rx: Set anti-aliasing filter bandwidth to 0xA (in ADI0, set IFAMPCTL3[7:4]=0xA)
ADI_HALFREG_OVERRIDE(0,61,0xF,0xA),
// Tx: Set wait time before turning off ramp to 0x1A (default: 0x1F)
HW_REG_OVERRIDE(0x6028,0x001A),
// Set LNA IB offset to 0xF
(uint32_t)0x000F8883,
(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 = 0x2F8,
.modulation.deviationStepSz = 0x0,
.symbolRate.preScale = 0xF,
.symbolRate.rateWord = 0x50000,
.symbolRate.decimMode = 0x0,
.rxBw = 0x60,
.preamConf.nPreamBytes = 0x7,
.preamConf.preamMode = 0x0,
.formatConf.nSwBits = 0x18,
.formatConf.bBitReversal = 0x0,
.formatConf.bMsbFirst = 0x1,
.formatConf.fecMode = 0x0,
.formatConf.whitenMode = 0x7,
.config.frontEndMode = 0x0,
.config.biasMode = 0x1,
.config.analogCfgMode = 0x0,
.config.bNoFsPowerUp = 0x0,
.config.bSynthNarrowBand = 0x0,
.txPower = 0x26D4,
.pRegOverride = pOverrides,
.centerFreq = 0x039F,
.intFreq = 0x0800,
.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 = 0x039F,
.fractFreq = 0xCCCD,
.synthConf.bTxMode = 0x0,
.synthConf.refFreq = 0x0,
.__dummy0 = 0x00,
.__dummy1 = 0x00,
.__dummy2 = 0x00,
.__dummy3 = 0x0000
};
// CMD_TX_TEST
// Transmitter Test Command
rfc_CMD_TX_TEST_t RF_cmdTxTest =
{
.commandNo = 0x0808,
.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,
.config.bUseCw = 0x1,
.config.bFsOff = 0x1,
.config.whitenMode = 0x2,
.__dummy0 = 0x00,
.txWord = 0xFFFF,
.__dummy1 = 0x00,
.endTrigger.triggerType = 0x1,
.endTrigger.bEnaCmd = 0x0,
.endTrigger.triggerNo = 0x0,
.endTrigger.pastTrig = 0x0,
.syncWord = 0x0055904E,
.endTime = 0x00000000
};
请参阅 SWRA457复印的段落。 在客户情况下，限值将为600kHz而不是200kHz。
谢谢。