Avago Technologies LSI53C1000R - Manual (Page 217)

SCSI Registers 4-105
Version 2.2 Copyright © 2000–2003 by LSI Logic Corporation. All rights reserved.
Figure 4.2 DT Transfer Waveforms (XCLKS Examples)
CLK 1
REQ/ACK
DATA
CLK 1
REQ/ACK
DATA
CLK 1
REQ/ACK
DATA
CLK 1
REQ/ACK
DATA
XCLKS_DT = 1/XCLKS_ST = 1
XCLKH_DT = 0/XCLKH_ST = 0
1. CLK = SCLK/SCF Divisor.
XCLKS_DT = 1/XCLKS_ST = 0
XCLKH_DT = 0/XCLKH_ST = 0
XCLKS_DT = 0/XCLKS_ST = 1
XCLKH_DT = 0/XCLKH_ST = 0
XCLKS_DT = 0/XCLKS_ST = 0
XCLKH_DT = 0/XCLKH_ST = 0