按照 接收频率=发射频率+中频频率(100KHZ)这个规则, 01H MDIV = 0 RRC = 0 IP = 67 F_PFD = F_XTAL/(RRC+1) = 12.8 MHz 02H FP = 53247 F_RF = (F_PFD*(IP+FP/2_16))/2 =433.9999
