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CC1310: 请问在470-500MHz范围的可用范围是多少

Part Number: CC1310

工程师您好!

我们使用的是CC1310F128RHB,希望工作在470~500这个频段,选取若干个工作频点。

但测试发现当设置大于477MHz后,误码率上升得非常快。

请问,是否是器件硬件受限,还是有哪些参数需要调整?感谢!

以下是我们的设置参数:

rfc_CMD_PROP_RADIO_DIV_SETUP_t RF_cmdPropRadioDivSetup_4fsk =
{
.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 = 400, //400 -- 100KHz, // 250Hz/steps
.symbolRate.preScale = 0xF,
.symbolRate.rateWord = 327680, //500k(1Mbps): 327680; 750k(1.5Mbps): 491520 NG;
.rxBw = 47, //47, //47,
.preamConf.nPreamBytes = 0x6, //0x6,
.preamConf.preamMode = 0x1,
.formatConf.nSwBits = 0x20,
.formatConf.bBitReversal = 0x0,
.formatConf.bMsbFirst = 0x1,
.formatConf.fecMode = 10, //9, // 4-ary
.formatConf.whitenMode = 0x0, //0x0,
.config.frontEndMode = 0x0,
.config.biasMode = 0x1,
.config.bNoFsPowerUp = 0x0,
.txPower = 0xB83F, //14dB:0xB83F, // default: 0x3f
.pRegOverride = pOverrides_hs_4fsk,
.centerFreq = 433,
.intFreq = 0x0A66,
.loDivider = 0x0A,
};