KX-TDE100UA (serv.man2) - Panasonic PBX Service Manual (repair manual). Page 119

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119
     KX-TDE100UA
405
A0
O
Address bus
406
D28
IO
Data bus
407
D24
IO
Data bus
408
D21
IO
Data bus
409
D18
IO
Data bus
410
D16
IO
Data bus
411
D13
IO
Data bus
412
D10
IO
Data bus
413
D7
IO
Data bus
414
D5
IO
Data bus
415
D2
IO
Data bus
416
D0
IO
Data bus
417
RD#/FRAME#
O
Read strobe/MPX interface cycle frame
418
CS2#
O
Chip select 2
419
CS0#
O
Chip select 0
420
VDD-PLL3
-
PLL3 VDD
421
VSS-PLL1
-
PLL1 GND
422
VSSQ
-
I/O GND
423
VDDQ
-
I/O VDD
424
VSSQ-PCI
-
PCI I/O GND
425
VSSQ
-
I/O GND
426
A12
O
Address bus
427
A10
O
Address bus
428
A7
O
Address bus
429
A3
O
Address bus
430
D31
IO
Data bus
431
D27
IO
Data bus
432
WE3#/IOWR#
O/O
Selection signal for D31 to D24
433
D20
IO
Data bus
434
D17
IO
Data bus
435
WE2#/IORD#
O/O
Selection signal for D23 to D16/PCMCIA IORD
436
D12
IO
Data bus
437
D9
IO
Data bus
438
WE1#
O
Selection signal for D15 to D8
439
D4
IO
Data bus
440
D1
IO
Data bus
441
WE0#/REG#
O/O
Selection signal for D7 to D0/PCMCIA REG
442
R/W#
O
Read/write
443
RDY#
I
Bus ready
444
CLKOUT
O
Clock output
445
VDD-PLL2
-
PLL2 VDD
446
VDD-PLL1
-
PLL1 VDD
447
XTAL
O
Crystal resonator
448
EXTAL
I
External input clock/crystal resonator
449
VSSQ-PCI
-
PCI I/O GND
Pin No.
Pin Name
I/O
Function
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