
16
16-12
32170/32174 Group User's Manual (Rev. 2.1)
WAIT CONTROLLER
16.3 Typical Operation of the Wait Controller
Figure 16.3.7 Read/Write Timing (for Access with 2 Internal and n External Wait Cycles)
Note: Circles
above indicate points at which signals are sampled.
"H"
(Don’t Care)
"H"
(Don’t Care)
"H"
2 internal wait cycles
Read (3+n cycles)
BCLK
A11 - A30
CS0, CS1
BHW, BLW
DB0 - DB15
WAIT
RD
Read
Write (3+n cycles)
BCLK
A11 - A30
CS0, CS1
BHW, BLW
DB0 - DB15
WAIT
RD
Write
2 internal wait cycles
"L"
n external wait cycles
"L"