National CP3BT26 Computer Hardware User Manual


 
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CP3BT26
Figure 120. Microwire Transaction Timing, Normal Mode, SCIDL = 0
t
MDOv
120 Microwire Data Out Valid
Normal Mode: After FE on
MSK
25
Alternate Mode: After RE
on MSK
t
MITOp
124
MDODI to MDIDO
(slave only)
Propagation Time
Value is the same in all
clocking modes of the
Microwire
25
Table 88 Microwire/SPI Signals
Symbol
Figure
Description Reference Min (ns) Max (ns)
lsbmsb
t
MSKp
t
MSKh
t
MDlh
t
MSKd
t
MCSs
t
MCSh
t
MDls
t
MSKs
t
MDOf
t
MDOv
t
MDOff
t
MDOh
t
MSKhd
Data In
lsbmsb
MDODI
(master)
msb lsb
MDIDO
(slave)
MSK
MCS
(slave)
t
MSKl
DS101