IMX35 datasheet(102/148 Pages) FREESCALE

Il numero della parte	IMX35

Spiegazioni elettronici	i.MX35 Applications Processors for Industrial and Consumer Products

PDF	148 Pages

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Produttore elettronici	FREESCALE [Freescale Semiconductor, Inc]

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i.MX35 Applications Processors for Industrial and Consumer Products, Rev. 6

Freescale Semiconductor

102

4.9.17.4

PIO Mode Timing

Figure 76 shows timing for PIO read, and Table 65 lists the timing parameters for PIO read.

Figure 76. PIO Read Timing Diagram

Table 65. PIO Read Timing Parameters

ATA

Parameter

Parameter from

Figure 76

Value

Controlling

Variable

t1 (min.) = time_1

× T – (tskew1 + tskew2 + tskew5)

time_1

t2r

t2 min.) = time_2r

× T – (tskew1 + tskew2 + tskew5)

time_2r

t9 (min.) = time_9

× T – (tskew1 + tskew2 + tskew6)

time_3

t5 (min.) = tco + tsu + tbuf + tbuf + tcable1 + tcable2

If not met, increase

time_2

—

tA (min.) = (1.5 + time_ax)

× T – (tco + tsui + tcable2 + tcable2 + 2 × tbuf)

time_ax

trd

trd1

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

time_pio_rdx

—

t0 (min.) = (time_1 + time_2 + time_9)

× T

time_1, time_2r, time_9

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