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原来项目使用DP83848C现在准备用DP83848I/J/K替换 不知道对固件（软件寄存器操作）有没有影响？都是采用RMII接口！
Xuebing Yang，您好
DP83848C/H/I/J/K寄存器都基本相同，可对比规格书的表6-8。
但是外围硬件有小许差异。
DP83848X Family
APN
Temp Range
MII/RMII +
PKG
LEDs
Extra
*DP83848M
0 to 70
MII/RMII
QFN40
1
25MHz Clock/Low Cost
DP83848J
2
Low Cost
DP83848C
MII/RMII/SNI
QFP48
3
25MHz Clock
*DP83848T
-40 to 85
DP83848K
DP83848I
25MHz Clock + JTAG
DP83848Q
-40 to 105
DP83848LFQ
DP83848VYB
JTAG
DP83848H
-40 to 125
DP83848YB
谢谢！
Kevin Zhang
