MCIMX31LITEKITC Freescale Semiconductor, MCIMX31LITEKITC Datasheet - Page 29

• Manufacturer Part Number: MCIMX31LITEKITC
• Description: BOARD DEV FOR I.MX31
• Manufacturer: Freescale Semiconductor
• Type: MCUr

Specifications of MCIMX31LITEKITC

• Contents: Module and Misc Hardware
• For Use With/related Products: i.MX31
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

4.3.5.2
Figure 11
Figure 12
Freescale Semiconductor
Parameter
ATA
trd
t1
t2
t9
t5
t6
tA
t0
shows timing for PIO read, and
shows timing for PIO write, and
from
PIO Mode Timing
Parameter
Figure 11
trd1
t2r
tA
—
t1
t9
t5
t6
t1 (min) = time_1 * T – (tskew1 + tskew2 + tskew5)
t2 min) = time_2r * T – (tskew1 + tskew2 + tskew5)
t9 (min) = time_9 * T – (tskew1 + tskew2 + tskew6)
t5 (min) = tco + tsu + tbuf + tbuf + tcable1 + tcable2
0
tA (min) = (1.5 + time_ax) * T – (tco + tsui + tcable2 + tcable2 + 2*tbuf)
trd1 (max) = (–trd) + (tskew3 + tskew4)
trd1 (min) = (time_pio_rdx – 0.5)*T – (tsu + thi)
(time_pio_rdx – 0.5) * T > tsu + thi + tskew3 + tskew4
t0 (min) = (time_1 + time_2 + time_9) * T
MCIMX31/MCIMX31L Technical Data, Rev. 4.1
Table 25. PIO Read Timing Parameters
Figure 11. PIO Read Timing Diagram
Table 25
Table 26
Value
lists the timing parameters for PIO read.
lists the timing parameters for PIO write.
Electrical Characteristics
time_1, time_2r, time_9
If not met, increase
time_pio_rdx
Controlling
Variable
time_ax
time_2r
time_3
time_2
time_1
—
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