NO SIGNAL I/O POWER SUPPLIED
VOLTAGE
DESCRIPTION
29 MICLK/IOP O 5V OUTPUT PORT (TONE2ENB)
30 TONE1 A 5V TONE OUTPUT
31 TONE2 A 5V TONE OUTPUT
32 VOLUREF A 5V ANALOG REF VOLTAGE
33 VOLUOUT A 5V VOLUME OUTPUT
34 VOLUIN A 5V VOLUME INPUT
35 MILAT/IOP O 5V OUTPUT PORT (H/S RXENB)
36 XNMI I 5V HIGH FIXED
37 FMEMDO/IOP O 5V ALE (FLASH MEMORY CONTROL)
38 FMEMDI/IOP O 5V FLASH MEMORY (IC6) CHIP SELECT
39 FMEMCLK/IOP I 5V INPUT PORT (BELL) R/B (FLASH MEMORY
CONTROL)
40 VSS GND POWER SOURCE (GND)
41 VDD(5V) 5V POWER SOURCE (+5V)
42 20KOSC/IOP O 5V CLE (FLASH MEMORY CONTROL)
43 XWAIT I 5V INPUT PORT (HOOK)
44 HSTRD/IOP O 5V FRD (FLASH MEMORY RD)
45 HSTWR/IOP O 5V FWR (FLASH MEMORY WR)
46 XOPRBE O 5V OUTPUT PORT (SP-MUTE)
47 ADR15 O 5V CPU ADDRESS BUS 15 (NOT USED)
48 ADR14 O 5V CPU ADDRESS BUS 14 (NOT USED)
49 ADR13 O 5V CPU ADDRESS BUS 13 (NOT USED)
50 VDD(3.3V) 3.3V POWER SOURCE (+3.3V)
51 XOUT O 3.3V SYSTEM CLOCK (24MHz)
52 XIN I 3.3V SYSTEM CLOCK (24MHz)
53 VSS GND POWER SOURCE (GND)
54 VDD(5V) 5V POWER SOURCE (+5V)
55 XTEST O 5V 24MHz CLOCK
56 TEST1 I 5V HIGH FIXED
57 TEST2 I 5V HIGH FIXED
58 TEST3 I 5V HIGH FIXED
59 TEST4 I 5V HIGH FIXED
60 XMDMINT I 5V MODEM INTERRUPT
61 XMDMCS O 5V MODEM (IC5) CHIP SELECT
62 VSS GND POWER SOURCE (GND)
63 VDD(3.3V) 3.3V POWER SOURCE (+3.3V)
64 XRAS/IOP O 5V MODEM RESET
65 XCAS1/IOP O 5V SD (Serial Data from DTMF Receiver)
66 XCAS2/IOP I 5V INPUT PORT (BELL)
67 XRESCS2 O 5V OPRESET
68 DB3 I/O 5V CPU DATA BUS 3
69 DB2 I/O 5V CPU DATA BUS 2
70 DB4 I/O 5V CPU DATA BUS 4
71 DB1 I/O 5V CPU DATA BUS 1
72 DB5 I/O 5V CPU DATA BUS 5
73 DB0 I/O 5V CPU DATA BUS 0
74 DB6 I/O 5V CPU DATA BUS 6
75 VSS GND POWER SOURCE (GND)
76 VDD (3.3V) 3.3V POWER SOURCE (+3.3V)
77 DB7 I/O 5V CPU DATA BUS 7
78 XROMCS I/O 5V ROM (IC2) CHIP SELECT
79 RD O 5V CPU RD
80 WR O 5V CPU WR
81 VSS GND POWER SOURCE (GND)
82 VDD (5V) 5V POWER SOURCE (+5V)
83 ADR0 O 5V CPU ADDRESS BUS 0
84 ADR1 O 5V CPU ADDRESS BUS 1
85 ADR2 O 5V CPU ADDRESS BUS 2
86 ADR3 O 5V CPU ADDRESS BUS 3
87 ADR4 O 5V CPU ADDRESS BUS 4
88 ADR5 O 5V CPU ADDRESS BUS 5
89 ADR6 O 5V CPU ADDRESS BUS 6
90 ADR7 O 5V CPU ADDRESS BUS 7
91 ADR8 O 5V CPU ADDRESS BUS 8
92 ADR9 O 5V CPU ADDRESS 9
93 ADR10 O 5V CPU ADDRESS 10
104
KX-FT63BX / KX-FT63BX-W