ep9307 Cirrus Logic, Inc., ep9307 Datasheet - Page 46

• Manufacturer Part Number: ep9307
• Description: Arm9 Soc With Ethernet, Usb, Display, And Touchscreen
• Manufacturer: Cirrus Logic, Inc.

EP9307
ARM9 SOC with Ethernet, USB, Display and Touchscreen
.
46
TCK
TDI
TDO
TMS
TRSTn
BOOT[1:0]
XTALI
XTALO
VDD_PLL
GND_PLL
RTCXTALI
RTCXTALO
WRn
RDn
WAITn
AD[25:0]
DA[31:0]
CSn[3:0]
CSn[7:6]
DQMn[3:0]
SDCLK
SDCLKEN
SDCSn[3:0]
RASn
CASn
SDWEn
P[17:0]
SPCLK
HSYNC
V_CSYNC
BLANK
BRIGHT
PWMOUT
Xp, Xm
Yp, Ym
sXp, sXm
sYp, sYm
VDD_ADC
GND_ADC
COL[7:0]
ROW[7:0]
USBp[2:0]
USBm[2:0]
TXD0
RXD0
CTSn
DSRn
Pin Name
SDRAM
SDRAM
SDRAM
SDRAM
SDRAM
SDRAM
System
UART1
UART1
UART1
UART1
Raster
Raster
Raster
Raster
Raster
Raster
Block
EBUS
EBUS
EBUS
EBUS
EBUS
EBUS
EBUS
EBUS
JTAG
JTAG
JTAG
JTAG
JTAG
PWM
ADC
ADC
ADC
ADC
ADC
ADC
RTC
RTC
USB
USB
PLL
PLL
PLL
PLL
Key
Key
Table S. Pin Descriptions
12ma
Type
4ma
4ma
4ma
8ma
8ma
4ma
4ma
8ma
8ma
4ma
8ma
8ma
8ma
4ma
8ma
8ma
8ma
4ma
8ma
8ma
8ma
4ma
Pad
8ma
G
G
A
A
P
A
A
A
A
A
A
P
A
A
I
I
I
I
I
I
I
I
I
Type
Pull
PD
PD
PD
PD
PD
PU
PU
PU
PU
PU
PU
PU
PU
PU
PU
PU
PU
PU
PU
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
JTAG clock in
JTAG data in
JTAG data out
JTAG test mode select
JTAG reset
Boot mode select in
Main oscillator input
Main oscillator output
Main oscillator power, 1.8V
Main oscillator ground
RTC oscillator input
RTC oscillator output
SRAM Write strobe out
SRAM Read/OE strobe out
SRAM Wait in
Shared Address bus out
Shared Data bus in/out
Chip select out
Chip select out
Shared data mask out
SDRAM clock out
SDRAM clock enable out
SDRAM chip selects out
SDRAM RAS out
SDRAM CAS out
SDRAM write enable out
Pixel data bus out
Pixel clock in/out
Horizontal synchronization/ line pulse out
Vertical or composite synchronization/frame
pulse out
Composite blanking signal out
PWM brightness control out
Pulse width modulator output
Touchscreen ADC X axis
Touchscreen ADC Y axis
Touchscreen ADC X axis feedback
Touchscreen ADC Y axis feedback
Touchscreen ADC power, 3.3V
Touchscreen ADC ground
Key matrix column inputs
Key matrix row outputs
USB positive signals
USB negative signals
Transmit out
Receive in
Clear to send/transmit enable
Data set ready/Data Carrier Detect
©
Copyright 2005 Cirrus Logic (All Rights Reserved)
Description
DTRn
RTSn
TXD1
RXD1
TXD2
RXD2
MDC
MDIO
RXCLK
MIIRXD[3:0]
RXDVAL
RXERR
TXCLK
MIITXD[3:0]
TXEN
TXERR
CRS
CLD
GRLED
RDLED
EECLK
EEDAT
ABITCLK
ASYNC
ASDI
ASDO
ARSTn
SCLK1
SFRM1
SSPRX1
SSPTX1
INT[2:0]
PRSTn
RSTOn
EGPIO[15]
EGPIO[13:0]
FGPIO[7, 5, 0]
GGPIO[2]
HGPIO[7:2]
vddc
vddr
gndc
gndr
Pin Name
EEPROM
EEPROM
UART1
UART1
UART2
UART2
UART3
UART3
Syscon
Syscon
Ground
Ground
EMAC
EMAC
EMAC
EMAC
EMAC
EMAC
EMAC
EMAC
EMAC
EMAC
EMAC
EMAC
Power
Power
Block
AC97
AC97
AC97
AC97
AC97
GPIO
GPIO
GPIO
GPIO
GPIO
SPI1
SPI1
SPI1
SPI1
LED
LED
INT
Table S. Pin Descriptions (Continued)
I/O, 4ma
I/O, 4ma
I/O, 8ma
I/O, 8ma
I/O, 8ma
12ma
12ma
Type
4ma
4ma
4ma
4ma
4ma
4ma
4ma
4ma
4ma
4ma
4ma
8ma
8ma
8ma
8ma
8ma
8ma
8ma
4ma
Pad
P
P
G
G
I
I
I
I
I
I
I
I
I
I
I
I
I
Type
Pull
PU
PU
PU
PD
PD
PD
PD
PU
PD
PD
PD
PD
PU
PU
PU
PD
PD
PD
PU
PD
PD
PD
PD
PU
PU
PU
PU
PU
PU
-
-
-
-
-
-
-
-
-
-
-
-
-
Data Terminal Ready output
Ready to send
Transmit/IrDA output
Receive/IrDA input
Transmit
Receive
Management data clock
Management data input/output
Receive clock in
Receive data in
Receive data valid
Receive data error
Transmit clock in
Transmit data out
Transmit enable
Transmit error
Carrier sense
Collision detect
Green LED
Red LED
EEPROM/Two-wire Interface clock
EEPROM/Two-wire Interface data
AC97 bit clock
AC97 frame sync
AC97 Primary input
AC97 output
AC97 reset
SPI bit clock
SPI Frame Clock
SPI input
SPI output
External interrupts
Power on reset
User Reset in out - open drain
Enhanced GPIO
Enhanced GPIO
GPIO
GPIO
GPIO
Digital power, 1.8V
Digital power, 3.3V
Digital ground
Digital ground
Description
DS667PP4