Page 67
Construction Drawings
10
AT-10 plus
Service Handbook
Circuit and functional illustrations
10.2
A
rt.
-n
o.:
2.5
4004
3 Re
v.
: a
10.2.3
Communication module functional block diagram
CONFIDENTIAL
WE/
OE/
CS0/
RSTO/
SDWE/
CAS0/
RAS0/
CS7/
SDBA0
SDCLK
SDCLKE
A10_PRECHG
D[0..31]
D[0..31]
A[0..22]
A[0..22]
RSTO/
-BS[0..3]
SDBA1
CLK12
CLK50
CLK25
COMSEL
SCMRESET/
ETXCLK
ETHSTAT
RTSUART2
TXDUART2
RXDUART2
SCMSTAT
INT2/
ECRS
EMDIO
ECOL
ERXD0
ERXD1
ERXD2
ERXD3
ERXDV
ERXERR
ERXCLK
ETXEN
ETXERR
ETXD0
ETXD1
ETXD2
ETXD3
EMDC
RTSUART1
TXDUART1
RXDUART1
CTSUART1
INTUART/
URXRDY/
UTXRDY/
INTMODEM/
N300-320 CAVESCHLITZE
CAVE
CLK48
DETSDCARD/
SDWRITEPROT
QSPICLK
QSPIDIN
QSPIDOUT
QSPICS2
QSPICS0
D[0..31]
A[0..22]
D[0..31]
A[0..22]
VCC = 3.0 Volts
GND
CAVE
N1
N2
verbi
ndung auf gerber
INTSDCARD/
D[0..31]
-BS[0..3]
RSTO/
CAS0/
SDBA0
SDCLKE
SCMRESET/
A10_PRECHG
SDCLK
SDWE/
RAS0/
OE/
A[0..22]
ETXCLK
ETXD0
INT2/
ECRS
EMDIO
EMDC
ECOL
ERXD3
ERXD2
ERXD1
ERXD0
ERXDV
ERXERR
ERXCLK
ETXD3
ETXD2
ETXD1
ETXERR
ETXEN
RXDUART2
QSPICS2/
RXDUART1
RTSUART2
CTSUART1
TXDUART2
RTSUART1
TXDUART1
INTUART/
SDBA1
CLK50
SCMSTAT
CSMODBP/
CS0/
CS7/
URXRDY/
UTXRDY/
COMSEL
INTMODEM/
DETSDCARD/
SDWRITEPROT
INTUSBCY/
CSUSBCY/
QSPIDOUT
QSPIDIN
QSPICLK
QSPICS0/
WE/
MODEMBP/
CLK48
USB_TP
USB_TN
USB_RP
USB_RN
USB_SUSP
USB_TXEN
USB_RXD
PROGKEY
INTSDCARD/
SPEN
Sheet 1
CPU.Sch
D[0..31]
A[0..22]
SDCLK
SDCLKE
SDWE/
A10_PRECHG
CAS0/
RAS0/
CS7/
SDBA0
-BS[0..3]
SDBA1
Sheet 3
SDRAM.SCH
D[0..31]
WE/
CS0/
OE/
RSTO/
A[0..22]
Sheet 4
Flash.SCH
RXDUART1
CTSUART1
RTSUART1
TXDUART1
PROGKEY
Sheet 5
Communication.SCH
ETXCLK
ETXD0
INT2/
RSTO/
ECRS
EMDIO
EMDC
ECOL
ERXD3
ERXD2
ERXD1
ERXD0
ERXDV
ERXERR
ERXCLK
ETXD3
ETXD2
ETXD1
ETXERR
ETXEN
ETHSTAT
CLK25
Sheet 6
Ethernet interface.Sch
INTMODEM/
MDDCD/
MDRTS/
MDRXD
MDTXD
SCMRESET/
MDCTS/
MDRING/
BPTXD
BPRXD
SPEN
Sheet 7
Modem .SCH
D[0..31]
A[0..22]
MDRTS/
INTUART/
SCMRESET/
OE/
WE/
CSMODBP/
CLK12
URXRDY
UTXRDY
MODEMBP/
BPTXD
MDTXD
MDRXD
MDDCD/
MDCTS/
MDRING/
BPRXD
Sheet 8
Quad UART.SCH
D[0..31]
A[0..22]
OE/
WE/
CSUSBCY/
CLK48
SCMRESET/
INTUSBCY/
Sheet 9
USB Host Peripheral Cont.SCH
USB_TXEN
USB_RXD
USB_RP
USB_RN
USB_SUSP
USB_TN
USB_TP
Sheet 10
USB Interface.SCH
QSPICS0
QSPIDOUT
QSPICLK
QSPIDIN
DETSDCARD/
SDWRITEPROT
QSPICS2
INTSDCARD/
Sheet 11
SD Card.SCH
CLK25
CLK50
CLK12
RXDUART2
COMSEL
SCMRESET/
TXDUART2
ETHSTAT
SCMSTAT
RTSUART2
CLK48
Sheet 12
Power-Clock and Interface.SCH