输入时钟为xin 25mhz时钟,输出Y1 LVDS 200MHZ,输出Y2 LVDS 125MHZ,输出Y3 LVDS 125MHZ,输出Y4 LVDS 125MHZ,S设置PSA和PSB,输出信号不对,设置成REF可以输出时钟。
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REF是XIN输入的25mhz的晶体。时钟波形都有。Y输出信号也是25mhz。CDCI6214芯片是通过外部的stm32 iic配置,CDCI6214芯片管教REFSEL,EEPROMSEL悬空,iic的配置地址为0XE8,配置下面参数后,Y输出信号是25mhz,Y2P,Y2N这些lvds接口的输出不行为几百K不规则的波形。
R70 0x00460000
R69 0x00450000
R68 0x00440000
R67 0x00430020
R66 0x00420000
R65 0x00410F34
R64 0x0040000D
R63 0x003F0210
R62 0x003E4209
R61 0x003D1500
R60 0x003C0018
R59 0x003B106B
R58 0x003A0008
R57 0x00390A65
R56 0x00380405
R55 0x00374004
R54 0x00360000
R53 0x00358000
R52 0x00340008
R51 0x00330A65
R50 0x00320405
R49 0x00314004
R48 0x00300000
R47 0x002F8000
R46 0x002E0008
R45 0x002D0A65
R44 0x002C0405
R43 0x002B4004
R42 0x002A0000
R41 0x00298000
R40 0x00280008
R39 0x00270A65
R38 0x00260405
R37 0x00250002
R36 0x00240000
R35 0x00238000
R34 0x00220050
R33 0x00210007
R32 0x00200000
R31 0x001F1E72
R30 0x001E5141
R29 0x001D4008
R28 0x001C0000
R27 0x001B0400
R26 0x001A0718
R25 0x00190000
R24 0x00180001
R23 0x00170000
R22 0x00160000
R21 0x00150000
R20 0x00140000
R19 0x00130000
R18 0x00120000
R17 0x001126C4
R16 0x0010921F
R15 0x000FA037
R14 0x000E0000
R13 0x000D0000
R12 0x000C0000
R11 0x000B0000
R10 0x000A0000
R9 0x00090000
R8 0x00080000
R7 0x00070000
R6 0x00060000
R5 0x00050028
R4 0x00040055
R3 0x00030000
R2 0x00020053
R1 0x00016882
R0 0x00000000