Appendix Information Of Schematic Diagram; Cpu Data (Base Unit) - Panasonic KX-TG5776S Service Manual

15 Appendix Information of Schematic Diagram

15.1. CPU Data (Base Unit)

15.1.1. IC501
PIN Description I/O
1 GNDPA GND
2 SPOUTP A.O
3 BCLK A.O
4 TXMOD A.O
5 RSSI A.I
6 XIN A.I
7 XOUT A.O
8 VDD VDD
9 VCCIN VCC
10 GND GND
11 Reset D.I
12 FLASH_RST D.O
13 FLASH_SO D.O
14 FLASH_SI D.I
15 FLASH_CS D.O
16 NC D.O
17 SYN_OUT D.I
18 TX_DATA D.O
19 PA_CONT D.O
20 SYN_LE2 D.O
21 AC_DOWN_DET D.I
22 RF_RST D.O
23 RADIO_EN D.O
24 SHCTRL D.O
25 ANT0 D.O
26 GND GND
27 VCC VCC
28 SYN_LE1 D.O
29 SYN_CLK D.O
30 SYN_DATA D.O
31 RXEN D.O
32 TXEN D.O
33 RXGAIN D.O
34 RXI D.I
35 SEG12 D.O
36 SEG11 D.O
37 SEG10 D.O
38 SEG9 D.O
39 SEG8 D.O
40 SEG7 D.O
41 SEG6 D.O
42 SEG5 D.O
43 SEG4 D.O
44 SEG3 D.O
45 SP_LED D.I.O
46 GND GND
47 VCC VCC
48 INT0(NC) D.I.O
49 FLASH_SCK D.O
50 KEY_STB_F D.O
51 KEY_STB_E D.O
52 KEY_STB_D D.O
53 KEY_STB_C D.O
54 KEY_STB_B D.O
55 KEY_STB_A D.O
56 LINE_SZ D.O
57 RLY D.O
58 BELL D.I
59 NC D.O
High High_Z Low
-- -- GND
Normal -- Reset
High -- Low
High -- Low
High -- Low
High -- Low
-- -- --
High -- Low
High -- Low
High -- Low
Latch -- Normal
High -- Low
Normal -- Reset
Active -- Not
Active -- Not
On -- Off
-- -- GND
VCC -- --
Latch -- Normal
High -- Low
High -- Low
Active -- Off
Active -- Off
High -- Low
High -- Low
High -- Low
High -- Low
High -- Low
High -- Low
High -- Low
High -- Low
High -- Low
High -- Low
High -- Low
High -- Low
-- Off On
-- -- GND
VCC -- --
-- -- --
High -- Low
-- Not Active
-- Not Active
-- Not Active
-- Not Active
-- Not Active
-- Not Active
On -- Off
Off Hook -- On Hook
OFF -- ON
Off Hook -- On Hook
PIN Description
60 KEY_IN6
61 KEY_IN5
62 KEY_IN4
63 KEY_IN3
64 KEY_IN2
65 KEY_IN1
66 GND
67 VCC
68 TCK
69 TMS
70 TDI
71 TD0
72 NC
73 CHG_DET
74 NC
75 COM1
76 COM2
77 INT1
78 NC
79 INUSE_LED
80 ANS_LED
81 UART_TX
82 UART_RX
83 MSG_LED
84 GND
85 PDN
86 IBAT
87 VREF
88 MIP
89 MIN
90 DCIN2
91 NC
92 GNDA
93 HSMIP
94 HSMIN
95 VCCA
96 Headset_MIC_in
97 LOUT0
98 HSSPOUT
99 VCCA
100 SPOUTN
Note:
• Data in the blank colums are omitted because of the Analog
I/O.
113
KX-TG5776S/KX-TG5777S/KX-TGA571S
I/O High High_Z
D.I Non --
D.I Non --
D.I Non --
D.I Non --
D.I Non --
D.I Non --
GND -- --
VCC VCC --
D.I -- --
D.I -- --
D.I -- --
D.O -- --
D.O -- --
D.I Off Charge -- On Charge
D.I.O -- --
D.I.O High Middle
D.I.O High Middle
D.O High --
D.I.O -- --
D.I.O -- Off
D.I.O -- Off
D.O -- --
D.I -- --
D.I.O -- Off
GND -- --
A.I
A.I
A.O
A.I
A.I
A.I
D.O
GND
A.I
A.I
VCC
A.I
A.O
A.O
VCC
A.O
Low
Key In
Key In
Key In
Key In
Key In
Key In
GND
--
--
--
--
--
--
--
Low
Low
Low
--
On
On
--
--
On
GND