Specifications

CORE LOGIC Proprietary and Confidential
33
www.corelogic.co.kr │
4.2.3. Register Read_n/Write_n Port
The CL765 accesses registers by indirect addressing method. There are two types
for this purpose, Index and Data.
Index Port: Selects Read/Write register.
Data Port: Reads/writes data to the selected register from Index Port.
Port M_SA M_CS_N M_RD_N M_WR_N Operation
2 0 1 0 Selects Register
Index port
2 0 0 1
Read from currently selected
register.
3 0 1 0
Write data to selected register
from Index port
Data port
3 0 0 1
Read data to selected register
from Index port
Table 4-3. Register Read/Write
Figure 4-4. Camera Mode: Register Write
Figure 4-5. Camera Mode: Register Read