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27. CPU DATA (HANDSET)
27.1. IC1 (BBIC)
Pin
Description
1
VDD
2
VSS
3
Data Bus
4
Address Bus
5
Address Bus
6
Address Bus
7
Address Bus
8
PA Driver Amp
9
TX/RX SW
10
RX Data
11
PLL Strove
12
PLL Data
13
PLL Clk
14
TX Data
15
KEY IN
16
KEY IN
17
KEY IN
18
KEY IN
19
KEY IN
20
(NO USE)
21
RF System Clk
22
VDD
23
VSS
24
POWER SW
25
Charge DECT
26
DCDCDRV
27
DCDCCMR
28
Reset
29
VSSO
30
LOAD
31
XTAL
32
VDDPM
33
VDDLO
34
VDDBAT
35
VDDLR
I/O
Hi
-
-
-
-
D,I/O
-
D,O
-
D,O
-
D,O
-
D,O
-
D,O
PA-ON
D,O
TX
D,I
Active
D,O
Normal
D,O
Active
D,O
Active
A,O
Active
D,I/O
No Key
D,I/O
No Key
D,I/O
No Key
D,I/O
No Key
D,I/O
No Key
D,O
-
D,O
No Key
-
-
-
-
A,I
Key
A,I
Charge
D,O
Active
A,I
-
A,I
Normal
A,O
-
A,I
-
A,I
-
A,O
-
A,O
-
A,I
-
A,I
-
74
Hi-Z
Low
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
PA-OFF
-
RX
-
Active
-
Latch
-
Active
-
Active
-
Active
-
Key
-
Key
-
Key
-
Key
-
Key
-
-
-
Key
-
-
-
-
-
No Key
-
No Charge
-
Active
-
-
-
Reset
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Remarks
-
-
for Flash
Memory
for Flash
Memory
for Flash
Memory
for Flash
Memory
for Flash
Memory
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
10.368MHz
-
-
-
-
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