Data Sheet

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APPLICATION NOTES
P.12
MULTI-INNO TECHNOLOGY CO.,LTD.
1.1 Interface Timing Chart
Note: Please refer to ILITEK’s ILI9341 data sheet for more details.
ILITEK’s ILI9341
INTERFACE PROTOCOL Inter 80 system CPU interface
t
ast
D/CX
CSX
WRX
D[17:0]
(Write)
RDX
D[17:0]
(Read)
t
cs
t
wrl
t
csf
t
wrh
t
wc
t
aht
t
dst
t
dht
t
ast
t
rcs /
t
rcsfm
t
rc /
t
rcfm
t
rdl /
t
rdlfm
t
rdh /
t
rdhfm
t
aht
t
rat /
t
ratfm
t
rodh
t
chw
t
chw
Signal
Symbo
l
Parameter min max Unit Description
tast Address setup time 0 - ns
DCX
taht Address hold time (Write/Read) 0 - ns
tchw CSX “H” pulse width 0 - ns
tcs Chip Select setup time (Write) 15 - ns
trcs Chip Select setup time (Read ID) 45 - ns
trcsfm Chip Select setup time (Read FM) 355 - ns
CSX
tcsf Chip Select Wait time (Write/Read) 10 - ns
twc Write cycle 66 - ns
twrh Write Control pulse H duration 15 - ns
WRX
twrl Write Control pulse L duration 15 - ns
trcfm Read Cycle (FM) 450 - ns
trdhfm Read Control H duration (FM) 90 - ns
RDX (FM)
trdlfm Read Control L duration (FM) 355 - ns
trc Read cycle (ID) 160 - ns
trdh Read Control pulse H duration 90 - ns
RDX (ID)
trdl Read Control pulse L duration 45 - ns
tdst Write data setup time 10 - ns
tdht Write data hold time 10 - ns
trat Read access time - 40 ns
tratfm Read access time - 340 ns
D[17:0],
D[17:10]&D[8:1],
D[17:10],
D[17:9]
trod Read output disable time 20 80 ns
For maximum CL=30pF
For minimum CL=8pF
Note: Ta = -30 to 70 °C, VDDI=1.65V to 3.3V, VCI=2.5V to 3.3V, VSS=0V.
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t
r
Љ15ns
70%
30%
70%
30%
t
f
Љ15ns
MODULE NO.: MI0283QT-11
Ver 1.2