TI CC1310 sub1G的SDK开发之发射功率实测

写在前面

用频谱仪测试模块发射的单载波，用SmartRF Studio 7打出来的功率可以达到负dBm，不知道为什么软件控制的实现不了

实测对照表

CCFG_FORCE_VDDR_HH=0
中心频点：433.92Mhz
封装：QFN4*4

要求功率	实测 软件控制 / 电流功耗	SmartRF Studio
-10 dBm	0.56 dBm / 9.39mA	-3.24 dBm
0 dBm	0.56 dBm / 9.39mA	-3.26 dBm
2 dBm	0.56 dBm / 9.39mA	-3.29 dBm
3 dBm	3.95 dBm / 11.21mA	0.56 dBm
4 dBm	3.95 dBm / 11.21mA	0.56 dBm
5 dBm	5.67 dBm / 12.6mA	2.79 dBm
6 dBm	6.85 dBm / 13.57mA	4.52 dBm
7 dBm	8.21 dBm / 14.74mA	6.36 dBm
8 dBm	8.55 dBm / 15.41mA	7.07 dBm
9 dBm	9.34 dBm / 16.63.21mA	7.63 dBm
10 dBm	10.19 dBm / 17.67.42mA	8.80 dBm
11 dBm	10.48 dBm / 18.06mA	9.60 dBm
12 dBm	11.35 dBm / 19.22mA	10.76 dBm
13 dBm	11.91 dBm / 20.13mA	11.67 dBm
14(13.7) dBm	12.89 dBm / 21.9mA	12.45 dBm
15 dBm	– dBm / --mA	13.94 dBm

功率配置

RF_TxPowerTable_Entry RF_PROP_txPowerTable[RF_PROP_TX_POWER_TABLE_SIZE] =
{
    {-10, RF_TxPowerTable_DEFAULT_PA_ENTRY(0, 3, 0, 2) },
    {0, RF_TxPowerTable_DEFAULT_PA_ENTRY(1, 3, 0, 7) },
    {2, RF_TxPowerTable_DEFAULT_PA_ENTRY(1, 3, 0, 9) },
    {3, RF_TxPowerTable_DEFAULT_PA_ENTRY(2, 3, 0, 11) },
    {4, RF_TxPowerTable_DEFAULT_PA_ENTRY(2, 3, 0, 12) },
    {5, RF_TxPowerTable_DEFAULT_PA_ENTRY(3, 3, 0, 16) },
    {6, RF_TxPowerTable_DEFAULT_PA_ENTRY(4, 3, 0, 18) },
    {7, RF_TxPowerTable_DEFAULT_PA_ENTRY(5, 3, 0, 21) },
    {8, RF_TxPowerTable_DEFAULT_PA_ENTRY(6, 3, 0, 23) },
    {9, RF_TxPowerTable_DEFAULT_PA_ENTRY(8, 3, 0, 28) },
    {10, RF_TxPowerTable_DEFAULT_PA_ENTRY(11, 3, 0, 35) },
    {11, RF_TxPowerTable_DEFAULT_PA_ENTRY(8, 1, 0, 39) },
    {12, RF_TxPowerTable_DEFAULT_PA_ENTRY(14, 1, 0, 60) },
    {13, RF_TxPowerTable_DEFAULT_PA_ENTRY(15, 0, 0, 108) },
    // The original PA value (13.7 dBm) have been rounded to an integer value.
    {14, RF_TxPowerTable_DEFAULT_PA_ENTRY(63, 0, 0, 92) },
    // This setting requires CCFG_FORCE_VDDR_HH = 1.
    {15, RF_TxPowerTable_DEFAULT_PA_ENTRY(63, 0, 1, 72) },
    RF_TxPowerTable_TERMINATION_ENTRY
};