Rev. 2.0, 11/00, page 638 of 1037
Sampling
Cleared
Cleared
Cleared
Drop-out of V
Value set in reference
period register 1 (RFD)
Selected VD
(OD/EV=0)
Counter mask
(clear signal mask)
Counter
Value set in REF30
counter register (RFC)
REF30
VD
Toggle mask
Field signal
REF30P
HSW
Drum phase counter
Sampling
T
Sampling
About 75%
About 75%
About 75%
About 75%
About
25%
Masking
period
Masking
period
Figure 28.10 Generation of Reference Signal in Record Mode (V Dropped Out)
Summary of Contents for Hitachi H8S/2191
Page 123: ...Rev 2 0 11 00 page 96 of 1037...
Page 149: ...Rev 2 0 11 00 page 122 of 1037...
Page 197: ...Rev 2 0 11 00 page 170 of 1037...
Page 247: ...Rev 2 0 11 00 page 220 of 1037...
Page 249: ...Rev 2 0 11 00 page 222 of 1037...
Page 347: ...Rev 2 0 11 00 page 320 of 1037...
Page 357: ...Rev 2 0 11 00 page 330 of 1037...
Page 417: ...Rev 2 0 11 00 page 390 of 1037...
Page 431: ...Rev 2 0 11 00 page 404 of 1037...
Page 439: ...Rev 2 0 11 00 page 412 of 1037...
Page 457: ...Rev 2 0 11 00 page 430 of 1037...
Page 525: ...Rev 2 0 11 00 page 498 of 1037...
Page 543: ...Rev 2 0 11 00 page 516 of 1037...
Page 845: ...Rev 2 0 11 00 page 818 of 1037...