IAR-KSK-IMX25 Freescale Semiconductor, IAR-KSK-IMX25 Datasheet - Page 80

• Manufacturer Part Number: IAR-KSK-IMX25
• Description: KIT DEVELOPMENT I.MX257, ARM926
• Manufacturer: Freescale Semiconductor
• Series: i.MX25r
• Type: MCUr

Specifications of IAR-KSK-IMX25

• Contents: Board, Cables, CD, Debugger, Power Supply
• Processor To Be Evaluated: I.MX257
• Processor Series: i.MX25
• Data Bus Width: 16 bit
• Interface Type: UART, JTAG, USB, Ethernet, SD/MMC
• Core: ARM926EJ-S
• Silicon Manufacturer: Freescale
• Core Architecture: ARM
• Core Sub-architecture: ARM9
• Silicon Core Number: I.MX2
• Silicon Family Name: I.MX25
• Mcu Supported Families: I.MX25
• For Use With/related Products: i.MX25
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

3.7.7
This section describes general timing requirements for ESAI, as well as the ESAI transmit and receive
timing.
Figure 50
80
shows the ESAI transmit timing diagram.
(internal signal)
Transmitter #0
Note: In network mode, output flag transitions can occur at the start of each time slot within the
frame. In normal mode, the output flag state is asserted for the entire frame period.
Enhanced Serial Audio Interface (ESAI) Timing
(Input/Output)
FST (word) in
drive enable
FST (word)
FST (bit) in
Flags out
FST (bit)
Data out
i.MX25 Applications Processor for Consumer and Industrial Products, Rev. 8
SCKT
out
out
63
89
Figure 50. ESAI Transmit Timing
78
62
82
84
93
92
79
86
91
64
90
85
94
first bit
86
91
88
last bit
See Note
83
Freescale Semiconductor
87