参数资料
型号: MCIMX514AJM6C
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 微控制器/微处理器
英文描述: SPECIALTY MICROPROCESSOR CIRCUIT, PBGA529
封装: 19 X 19 MM, 0.8 MM PITCH, ROHS COMPLIANT, BGA-529
文件页数: 4/172页
文件大小: 2218K
代理商: MCIMX514AJM6C
Electrical Characteristics
i.MX51A Automotive and Infotainment Applications Processors, Rev. 4
Freescale Semiconductor
101
4.7.8.7.2
Asynchronous Parallel Interface Timing Parameters
Figure 62 depicts timing of asynchronous parallel interfaces based on the system 80 and system 68k
interfaces. Table 84 shows timing characteristics at display access level. All timing diagrams are based
on active low control signals (signals polarity is controlled via the DI_DISP_SIG_POL Register).
Figure 62. Asynchronous Parallel Interface Timing Diagram
Table 83. Asynchronous Display Interface Timing Parameters (Pixel Level)
ID
Parameter
Symbol
Value
Description
Unit
IP27
Read system cycle time
Tcycr
ACCESS_SIZE_#
predefined value in DI REGISTER
ns
IP28a
Address Write system cycle time Tcycwa
ACCESS_SIZE_#
predefined value in DI REGISTER
ns
IP28d
Data Write system cycle time
Tcycwd
ACCESS_SIZE_#
predefined value in DI REGISTER
ns
IP29
RS start
Tdcsrr
UP#
RS strobe switch, predefined value
in DI REGISTER
ns
IP30
CS start
Tdcsc
UP#
CS strobe switch, predefined value
in DI REGISTER
ns
IP31
CS hold
Tdchc
DOWN#
CS strobe release, predefined
value in DI REGISTER
DI clock
RS
WR
RD
A0
D0
D1
IPP_DATA_IN
D2
D3
lo
c
a
ls
ta
rt
p
o
in
t
IP27
IP28d
IP28a
lo
ca
lst
ar
tpoi
nt
lo
cal
st
ar
tpoi
nt
lo
cal
s
tar
t
poi
nt
lo
cal
st
ar
tpoi
nt
IP37
IP33
IP35
IP38
IP34
IP36
IP29
IP31
IP32
IP47
IP30
IPP_CS
IPP_DATA
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