KX-FLB883RU - Panasonic Fax Service Manual (repair manual). Page 18

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18
KX-FLB883RU
Description of Pin Distribution (IC300) SOC (System On Chip)
PIN NO.
PinName
I/O
POWER SUPPLY 
VOLTAGE
EXPLANATION
A02
VSS
-
GND
GND
A03
DOTCLKOUT
O
1.2V
35MHz (DOT)
A04
PCIAD2
IO
3.3V
PCI Bus Address and Data
A05
PCIAD5
IO
3.3V
PCI Bus Address and Data
A06
PCIAD9
IO
3.3V
PCI Bus Address and Data
A07
PCIAD13
IO
3.3V
PCI Bus Address and Data
A08
PCIAD17
IO
3.3V
PCI Bus Address and Data
A09
PCIAD20
IO
3.3V
PCI Bus Address and Data
A10
PCIAD24
IO
3.3V
PCI Bus Address and Data
A11
PCIAD27
IO
3.3V
PCI Bus Address and Data
A12
PCIAD31
IO
3.3V
PCI Bus Address and Data
A13
NPCIPERR
IO
3.3V
PCI Bus Parity Error
A14
NPCIRDY
IO
3.3V
PCI Bus Initiator Ready
A15
NPCIRST
O
3.3V
PCI Bus Reset
A16
VSS
-
GND
GND
A17
NPCICBE3
IO
3.3V
PCI Bus Command and Byte Enable
A18
NPCIREQ0
I
3.3V
PCI Bus Request
A19
NPCIGNT1
O
3.3V
PCI Bus Grant
A20
BZRST33
I
3.3V
BZ Control
A21
MDMCLKOUT
O
1.2V
24.576MHz (SD, SCNR, MODEM, PCI, GPDMA)
A22
RTCPWRDWN
I
3.3V
RTC Power Down
A23
RTCCLKOUT
O
1.2V
32.768MHz (RTC)
A24
FRMA0
O
3.3V
Flash / Mask ROM Address
A25
FRMA3
O
3.3V
Flash / Mask ROM Address
A26
FRMA7
O
3.3V
Flash / Mask ROM Address
A27
FRMA9
O
3.3V
Flash / Mask ROM Address
A28
FRMA13
O
3.3V
Flash / Mask ROM Address
A29
FRMA17
O
3.3V
Flash / Mask ROM Address
A30
FRMA21
O
3.3V
Flash / Mask ROM Address
A31
FRMA24
O
3.3V
Flash / Mask ROM Address
A32
NFROE
O
3.3V
Flash / Mask ROM Output Enable
A33
FRMD1
IO
3.3V
Flash / Mask ROM Data
AA01
SDMD10
IO
2.5V
SDRAM Data 
AA02
SDMD9
IO
2.5V
SDRAM Data 
AA03
VSS
-
GND
GND
AA04
SDMD4
IO
2.5V
SDRAM Data 
AA31
DMAD14_POUTLED
IO
3.3V
PCCIO16
AA32
DMAD13_DOCULED
IO
3.3V
PCCIO15
AA33
DMAD15_SENLED
IO
3.3V
PCCIO17
AA34
DMAREQ_HVERR
IO
3.3V
Charger Wire Error
AB01
SDMD7
IO
2.5V
SDRAM Data 
AB02
SDMD6
IO
2.5V
SDRAM Data 
AB03
SDLDQS0
IO
2.5V
SDRAM Date Strobe for Lower Byte (DQ[7:0])
AB04
VDD2.5
-
2.5V
POWER SUPPLY
AB31
VDD3.3
-
3.3V
POWER SUPPLY
AB32
DMAD10_SNOP
IO
3.3V
PCCIO12
AB33
DMAD11_SNST1
IO
3.3V
Sorter Solenoid1
AB34
DMAD12_SNST2
IO
3.3V
PCCIO14
AC01
SDMD5
IO
2.5V
SDRAM Data 
AC02
SDLDM0
O
2.5V
SDRAM Data Mask For Lower Byte (DQ[7:0])
AC03
VDD2.5
-
2.5V
POWER SUPPLY
AC04
SDMD0
IO
2.5V
SDRAM Data 
AC31
DMAD6_FANON2
IO
3.3V
PCCIO8
AC32
DMAD7_SNPICK
IO
3.3V
Pick-up Solenoid
AC33
DMAD8_SNMNL
IO
3.3V
PCCIO10
AC34
DMAD9_SNREG
IO
3.3V
Regist Solenoid
AD01
SDMD3
IO
2.5V
SDRAM Data 
AD02
SDMD2
IO
2.5V
SDRAM Data 
AD03
BZVDD25
I
2.5V
BZ Control
AD04
VDD1.2
-
1.2V
POWER SUPPLY
AD31
VDD1.2
-
1.2V
POWER SUPPLY
AD32
DMAD2_CHG
IO
3.3V
Charger Control
AD33
DMAD4_TRS
IO
3.3V
Transfer Control
AD34
DMAD5_FANON1
IO
3.3V
PCCIO7
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