mcimx50 Freescale Semiconductor, Inc, mcimx50 Datasheet - Page 73

• Manufacturer Part Number: mcimx50
• Description: I.mx50 Applications Processors For Consumer Products
• Manufacturer: Freescale Semiconductor, Inc

4.9.2.3
Figure 34
characteristics.
Freescale Semiconductor
eCSPIx_DRYN1
eCSPIx_CS_x
eCSPIx_CLK
eCSPIx_DO
eCSPIx_DI
CS10
CS11
CS1
CS2
CS3
CS4
CS5
CS6
CS7
CS8
CS9
ID
depicts the timing of eCSPI in master mode and
eCSPIx_CLK Cycle Time–Read
eCSPIx_CLK Cycle Time–Write
eCSPIx_CLK High or Low Time
eCSPIx_CLK Rise or Fall
eCSPIx_CS_x pulse width
eCSPIx_CS_x Lead Time (CS setup time)
eCSPIx_CS_x Lag Time (CS hold time)
eCSPIx_DO Setup Time
eCSPIx_DO Hold Time
eCSPIx_DI Setup Time
eCSPIx_DI Hold Time
eCSPIx_DRYN Setup Time
eCSPI Master Mode Timing
CS11
CS7 CS8
CS9 CS10
i.MX50 Applications Processors for Consumer Products, Rev. 0
CS1
Table 49. eCSPI Master Mode Timing Parameters
Figure 34. eCSPI Master Mode Timing Diagram
Parameter
CS3
CS3
CS2
Table 49
t
RISE/FALL
Symbol
t
t
t
t
t
t
CS2
t
t
Smosi
Hmosi
Smiso
Hmiso
CSLH
SDRY
t
HCS
SCS
t
SW
clk
lists the eCSPI master mode timing
Min
CS6
60
15
15
—
6
5
5
5
5
5
5
5
Electrical Characteristics
CS4
Max
—
—
—
—
—
—
—
—
—
—
—
CS5
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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