ep9301 Cirrus Logic, Inc., ep9301 Datasheet - Page 39

• Manufacturer Part Number: ep9301
• Description: Entry-level Arm9 System-on-chip Processor
• Manufacturer: Cirrus Logic, Inc.

Table R
DS636PP5
illustrates the pin signal multiplexing and configuration options.
Physical Pin Name
EGPIO[10]
EGPIO[11]
EGPIO[12]
EGPIO[13]
EGPIO[14]
EGPIO[15]
EGPIO[0]
EGPIO[1]
EGPIO[3]
EGPIO[4]
EGPIO[5]
EGPIO[6]
EGPIO[7]
EGPIO[8]
EGPIO[9]
ABITCLK
SSPRX1
SSPTX1
ASYNC
SFRM1
©
ARSTn
SCLK1
ASDO
ASDI
Copyright 2005 Cirrus Logic (All Rights Reserved)
Table R. Pin Multiplex Usage Information
Device active / present
DMA Acknowledge 0
DMA Acknowledge 1
I2S Transmit Data 1
I2S Transmit Data 2
I2S Transmit Data 0
I2S Transmit Data 0
Ring Indicator Input
I2S Receive Data 1
I2S Receive Data 2
I2S Receive Data 0
I2S Receive Data 0
1Hz clock monitor
I2S Frame Clock
I2S Master clock
I2S Frame Clock
DMA Request 0
DMA Request 1
I2S Serial clock
I2S Serial clock
PWM1 Output
Description
HDLC Clock
DMA EOT 0
DMA EOT 1
Multiplex signal name
Entry Level ARM9 System-on-Chip Processor
HDLCCLK1
PWMOUT1
CLK1HZ
DREQ0
DREQ1
DACK0
DEOT0
DACK1
DEOT1
SDO1
SDO2
DASP
LRCK
SDO0
MCLK
LRCK
SDO0
SCLK
SCLK
SDI1
SDI2
SDI0
SDI0
RI
EP9301
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