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4 - 14 C141-E167
4.1.3 Format parameter (page code = 3)
The Page descriptor format of this MODE SELECT parameter is shown in Figure 4.3.
Bit
Byte
76543210
0 00000011
1 X‘16’ (Page Length)
2-3 Track Count/Zone
Default X‘xxxx’
Variable X‘0000’
4-5 Alternate Sector Count/Zone
Default X‘0054’
Variable X‘FFFF’
6-7 Alternate Track Count/Zone
Default X‘0000’
Variable X‘0000’
8-9 Alternate Track Count/Drive
Default X‘xxxx’
Variable X‘0000’
10-11 Sector Count/Track
Default X‘xxxx’
Variable X‘0000’
12-13 Data Byte Length/Physical Sector
Default X‘xxxx’
Variable X‘FFFF’
14-15 Interleave Factor
Default X‘0001’
Variable X‘0000’
16-17 Track Skew Factor
Default X‘xxxx’
Variable X‘0000’
18-19 Cylinder Skew Factor
Default X‘xxxx’
Variable X‘0000’
20 SSEC HSEC RMB SURF 0 0 0 0
Default01000000
Variable00000000
21-23 X‘000000’ (Reserved)
Figure 4.3 MODE SELECT parameters: format parameters