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Bitfields for Intel 82443EX/LX Memory Buffer Strength Control register

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Bit Description

31 - 30

MAA[1-0] buffer strength
00 = 48mA
01 = 42mA
10 = 22mA
11 = reserved

29 - 28

(82443LX only) MECC[7-0] buffer strength
00 = 42mA
01 = 38mA
10 = 33mA
11 = reserved

27 - 26

MD[63-0] buffer strength
00 = 42mA
01 = 38mA
10 = 33mA
11 = reserved

25 - 24

RCSA[0]# & RCSB[0]#/MAB[6] buffer strength
00 = 48mA
01 = 42mA
10 = 22mA
11 = reserved

23 - 22

(82443LX only) MAB[1-0] buffer strength
00 = 48mA
01 = 42mA
10 = 22mA
11 = reserved

21 - 20

MAA[13:2] buffer strength
00 = 48mA
01 = 42mA
10 = 22mA
11 = reserved

19 - 18

RCSA[1]# & RCSB[1]#/MAB[7] buffer strength
00 = 48mA
01 = 42mA
10 = 22mA
11 = reserved

17 - 16

RCSA[2]# & RCSB[2]#/MAB[8] buffer strength
00 = 48mA
01 = 42mA
10 = 22mA
11 = reserved

15 - 14

RCSA[3]# & RCSB[3]#/MAB[9] buffer strength
00 = 48mA
01 = 42mA
10 = 22mA
11 = reserved

13 - 12

(82443LX only) RCSA[4]# & RCSB[4]#/MAB[10] buffer strength
00 = 48mA
01 = 42mA
10 = 22mA
11 = reserved

11 - 10

(82443LX only) CQDB[5,1]# buffer strength
00 = 42mA
01 = 38mA
10 = 33mA
11 = reserved

9 - 8

CQDA[5,1]# buffer strength
00 = 42mA
01 = 38mA
10 = 33mA
11 = reserved

7 - 6

CQDA[7-6,4-2,0]# buffer strength
00 = 42mA
01 = 38mA
10 = 33mA
11 = reserved

---82443LX---

5 - 4

RCSA[5]# & RCSB[5]#/MAB[11] buffer strength
00 = 48mA
01 = 42mA
10 = 22mA
11 = reserved

3 - 2

RCSA[6]#/MAB[2] & RCSB[6]#/MAB[12] buffer strength
00 = 48mA
01 = 42mA
10 = 22mA
11 = reserved

1 - 0

RCSA[7]#/MAB[3] & RCSB[7]#/MAB[13] buffer strength
00 = 48mA
01 = 42mA
10 = 22mA
11 = reserved

---82443EX---

5 - 0

reserved

See Also:

#01129