
i.MX35 Applications Processors for Automotive Products, Rev. 10
Freescale Semiconductor
87
IP35 Controls setup time for write
Tdcsw
Tdicuw – 1.5
Tdicuw
—
ns
IP36 Controls hold time for write
Tdchw
Tdicpw – Tdicdw – 1.5
Tdicpw – Tdicdw
—
ns
IP37 Slave device data delay8
Tracc
0
—
Tdrp9 –Tlbd10 –Tdicur–
1.5
ns
IP38 Slave device data hold time8
Troh
Tdrp–Tlbd–Tdicdr
+1.5
—
Tdicpr – Tdicdr – 1.5
ns
IP39 Write data setup time
Tds
Tdicdw – 1.5
Tdicdw
—
ns
IP40 Write data hold time
Tdh
Tdicpw – Tdicdw – 1.5
Tdicpw – Tdicdw
—
ns
Tdicpr
Tdicpr – 1.5
Tdicpr
Tdicpr + 1.5
ns
Tdicpw Tdicpw – 1.5
Tdicpw
Tdicpw + 1.5
ns
Tdicdr
Tdicdr – 1.5
Tdicdr
Tdicdr + 1.5
ns
Tdicur
Tdicur – 1.5
Tdicur
Tdicur + 1.5
ns
Tdicdw Tdicdw – 1.5
Tdicdw
Tdicdw + 1.5
ns
Tdicuw Tdicuw – 1.5
Tdicuw
Tdicuw + 1.5
ns
Tdrp
Tdrp – 1.5
Tdrp
Tdrp + 1.5
ns
1The exact conditions have not been finalized, but will likely match the current customer requirement for their specific display.
These conditions may be device-specific.
2 Display interface clock period value for read:
3 Display interface clock period value for write:
4 Display interface clock down time for read:
5 Display interface clock up time for read:
6 Display interface clock down time for write:
7 Display interface clock up time for write:
8 This parameter is a requirement to the display connected to the IPU
Table 58. Asynchronous Parallel Interface Timing Parameters—Access Level (continued)
ID
Parameter
Symbol
Min.
Typ.1
Max.
Units
Tdicpr
T
HSP_CLK
ceil
DISP#_IF_CLK_PER_RD
HSP_CLK_PERIOD
----------------------------------------------------------------
=
Tdicpw
T
HSP_CLK
ceil
DISP#_IF_CLK_PER_WR
HSP_CLK_PERIOD
------------------------------------------------------------------
=
Tdicdr
1
2
--- T
HSP_CLK
ceil
2 DISP#_IF_CLK_DOWN_RD
HSP_CLK_PERIOD
-------------------------------------------------------------------------------
=
Tdicur
1
2
--- T
HSP_CLK
ceil
2 DISP#_IF_CLK_UP_RD
HSP_CLK_PERIOD
--------------------------------------------------------------------
=
Tdicdw
1
2
--- T
HSP_CLK
ceil
2 DISP#_IF_CLK_DOWN_WR
HSP_CLK_PERIOD
---------------------------------------------------------------------------------
=
Tdicuw
1
2
--- T
HSP_CLK
ceil
2 DISP#_IF_CLK_UP_WR
HSP_CLK_PERIOD
----------------------------------------------------------------------
=