User's Manual

s
e
Centre de Saint Christophe - URD 37
TELEPHONIE MOBILE
MOBILE PHONES
Ref. : SCT TMO MASV2 SPEC 14 M
Date : 04/03/03
E All rights reserved. Reproduction and disclosure prohibited Page 15
MO130 module for mobile applications
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without notice.
3.5 SPI INTERFACE
A SPI interface is provided on the 120 pins connector. This interface include Input/output data lines (DOSPI,
DISPI), clock (CLKSPI) and enable (ENSPI1).
Figure 8
SPI interface timing
Figure 9
SPI interface timing (second)
Timing Description Min (ns) Max (ns)
T
w(CLK13M_OUT)
Pulse duration 30ns -
T
c(CLK13M_OUT)
Cycle time 77ns -
T
d(MCUDO)
Delay time DOSPI - 8.2ns
T
h(MCUDO)
Hold time DOSPI 0 -
T
d(MCUEN)
Delay time ENSPI1 - 7.5ns
T
h(MCUEN)
Hold time ENSPI1 0 -
T
s(MCUDI)
Setup DISPI 7.5ns -
T
h(MCUDI)
Hold time DISPI 2.5ns -
DISPI
1
16
CLKSPI
ENSPI1
lsb
msb
> 3 T13Mhz
msb
DOSPI
lsb
msb msb
CLKSPI
ENSPI1
DISPI
DOSPI