Panasonic KX-MB783BR Service Manual page 18

KX-MB783BR
Description of Pin Distribution (IC300) SOC (System On Chip)
PIN NO. PinName
A02 LEDONB
A03 NCCDON
A04 AFEMCLK
A05 NCCDCP
A06 CCDCLK
A07 PIO29
A08 PIO57
A09 PIO53
A10 PIO50
A11 PIO46
A12 PIO42
A13 NFRCE
A14 FRMD0
A15 FRMD3
A16 FRMD7
A17 FRMA3
A18 FRMA6
A19 FRMA10
A20 THRMAVDD
A21 FRMA11
A22 FRMA15
A23 FRMA17
A24 FRMA20
A25 FRMA22
AA01 SDMD8
AA02 SDMD9
AA03 SDMA7
AA04 SDMA6
AA23 VDD1.2
AA24 AFERST
AA25 RING
AA26 EXTINT
AB01 SDMD10
AB02 SDMD11
AB03 SDMA5
AB04 VDD1.2
AB23 VSS
AB24 BTXD
AB25 BRXD
AB26 AFECLK
AC01 SDMD12
AC02 SDMD13
AC03 SDMA4
AC04 VSS
AC05 VSS
AC06 VDD1.2
AC07 TXD0
AC08 TX_ER
AC09 RXD1
AC10 VDD3.3
AC11 TEST
AC12 USBREXT
AC13 VDD1.2
AC14 VDD3.3
AC15 USBXIN
AC16 LSI_SCAN_ENABLE
AC17 VDD1.2
AC18 NWDTRST
AC19 LSI_TN
AC20 PSCIO2
AC21 PSCIO6
AC22 VDD1.2
AC23 VSS
AC24 ATXD
AC25 BBITCLK
I/O POWER SUPPLY VOLTAGE
O 3.3V
O 3.3V
O 3.3V
O 3.3V
O 3.3V
O 3.3V
O 3.3V
O 3.3V
O 3.3V
O 3.3V
O 3.3V
O 3.3V
I/O 3.3V
I/O 3.3V
I/O 3.3V
O 3.3V
O 3.3V
O 3.3V
- 3.3V
O 3.3V
O 3.3V
O 3.3V
O 3.3V
O 3.3V
I/O 3.3V
I/O 3.3V
O 3.3V
O 3.3V
- 1.2V
O 3.3V
I 3.3V
I 3.3V
I/O 3.3V
I/O 3.3V
O 3.3V
- 1.2V
- GND
O 3.3V
I 3.3V
O 3.3V
I/O 3.3V
I/O 3.3V
O 3.3V
- GND
- GND
- 1.2V
O 3.3V
O 3.3V
I 3.3V
- 3.3V
I 3.3V
I 3.3V
- 1.2V
- 3.3V
I 3.3V
I 3.3V
- 1.2V
O 3.3V
I 3.3V
I 3.3V
O 3.3V
- 1.2V
- GND
O 3.3V
I/O 3.3V
18
EXPLANATION
SCANNER INTERFACE
SCANNER INTERFACE
SCANNER INTERFACE
NOT USED
NOT USED
OPERATION PANEL INTERFACE
CARRIAGE MOTOR INTERFACE
CARRIAGE/ADF MOTOR INTERFACE
CARRIAGE/ADF MOTOR INTERFACE
FAN1 CONTROL
DC MOTOR INTERFACE
FLASH MEMORY CHIP SELECT
FLASH MEMORY DATA BUS 0
FLASH MEMORY DATA BUS 3
FLASH MEMORY DATA BUS 7
FLASH MEMORY ADDRESS BUS 3
FLASH MEMORY ADDRESS BUS 6
FLASH MEMORY ADDRESS BUS 10
POWER SUPPLY
FLASH MEMORY ADDRESS BUS 11
FLASH MEMORY ADDRESS BUS 15
FLASH MEMORY ADDRESS BUS 17
FLASH MEMORY ADDRESS BUS 20
FLASH MEMORY ADDRESS BUS 22
SDRAM DATA BUS 8
SDRAM DATA BUS 9
SDRAM ADDRESS BUS 7
SDRAM ADDRESS BUS 6
POWER SUPPLY
NCU INTERFACE
NCU INTERFACE
NCU INTERFACE
SDRAM DATA BUS 10
SDRAM DATA BUS 11
SDRAM ADDRESS BUS 5
POWER SUPPLY
GND
NCU INTERFACE
NCU INTERFACE
NCU INTERFACE
SDRAM DATA BUS 12
SDRAM DATA BUS 13
SDRAM ADDRESS BUS 4
GND
GND
POWER SUPPLY
ETHERNET INTERFACE
ETHERNET INTERFACE
ETHERNET INTERFACE
POWER SUPPLY
NOT USED
USB INTERFACE
POWER SUPPLY
POWER SUPPLY
CRYSTAL(12MHz) INPUT
NOT USED
POWER SUPPLY
WATCH DOG TIMER RESET OUTPUT
NOT USED
INPUT PORT (FANDET1)
NOT USED
POWER SUPPLY
GND
NCU INTERFACE
NCU INTERFACE