KX-NS5170XSX, KX-NS5170X-SX - Panasonic PBX Service Manual (repair manual). Page 45

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45
KX-NS5170X/KX-NS5170SX
  R9
LUHW0
I
LOCAL UP High Way
  R10
D0_M
I/O
CPU bus data
  R11
A8_M
I
CPU bus address
  R12
A6_M
I
CPU bus address
  R13
A4_M
I
CPU bus address
  R14
A2_M
I
CPU bus address
  R15
  GND
-
GND
  R16
A0_M
I
CPU bus address
  T1
  VCCIO
-
VCC
  T2
nINT_M
O
IRQ to CPU
  T3
nCS_M
I
CPU bus chip select
  T4
nRD_M
I
CPU bus read
  T5
D7_M
I/O
CPU bus data
  T6
D5_M
I/O
CPU bus data
  T7
D3_M
I/O
CPU bus data
  T8
LDHW
O
LOCAL DOWN High Way
  T9
LUHW1
I
LOCAL UP High Way
  T10
D1_M
I/O
CPU bus data
  T11
A9_M
I
CPU bus address
  T12
A7_M
I
CPU bus address
  T13
A5_M
I
CPU bus address
  T14
A3_M
I
CPU bus address
  T15
A1_M
I
CPU bus address
  T16
  VCCIO
-
VCC
Pin No.
Pin Name
I/O
Function
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