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21
ICD-BP100/BP120
3-15. IC PIN FUNCTION DESCRIPTION
• IC712 MB90F523APF-G-116-BND (SYSTEM CONTROL)
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17-32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59-62
63
64-72
73
74
75-81
82-85
I/O
O
O
O
O
I
O
O
–
O
O
O
O
O
I
O
O
O
–
–
I
O
O
–
–
O
O
–
–
–
–
I
I
I
I
I
I
I
O
–
O
O
I
O
O
–
O
O
I
O
–
Description
Real time clock chip enable signal output.
Beep signal output.
Flash memory read enable signal output.
Flash memory write enable signal output.
Flash memory R/B signal input.
DSP power output.
ADA codec system clock output.
Power terminal.
DSP system clock output.
Zephy reset signal output.
DSP I/F ackowledge signal output.
DSP I/F enable signal output.
DSP I/F command/data output.
DSP I/F serial data input.
DSP I/F serial data output.
DSP I/F serial clock output.
LCD segment signal output.
Ground terminal.
C (connected to power terminal.)
Zephy/RTC I/F serial data input.
Zephy/RTC I/F serial data output.
Zephy/RTC I/F serial clock output.
Digital power terminal.
Digital ground terminal.
Zephy I/F acknowledge signal output.
Serial-to-parallel converter IC I/F chip enable signal output.
Analog power terminal.
A/D reference voltage H (connected to VCC).
A/D reference voltage L (connected to ground terminal).
Analog ground terminal.
Battery level detection A/D input.
KEY A/D input 0.
KEY A/D input 1.
Speed SW A/D input 0.
VOR SW input (LOW : VOR SW ON)
Headphones jack ON/OFF input.
Flash memory selection A/D input.
KEY pull-up signal output.
Power terminal.
Flash memory address latch enable signal output (AND : OE).
Flash memory command enable signal output (AND : CDE).
VOR signal input.
DSP reset signal output.
LCD common signal output.
Ground terminal.
LCD segment signal output.
Sub clock oscillator terminal (not used).
Sub clock oscillator input terminal (32.768kHz).
LCD segment signal output.
LCD drive reference voltage terminal.
Pin Name
RTC CE
BEEP
XFLMRE
XFLMWE
FLMRB
DSPPWR
ADASYSCK
VCC
DSPSYSCK
XZRST
DSPACK
XDIFEN
DCOMDT
SIN1
SOT1
SCK1
SEG00-15
VSS
C
SIN2
SOT2
SCK2
DVCC
DVSS
ZIFACK
SIPCS
AVCC
AVRH
AVRL
AVSS
BATT
KEYIN0
KEYIN1
SPEED
XVORSW
HPJACK
FLMSEL
KEYPUP
VCC
FLMALE
FLMCLE
XVORIN
XDSPRST
COM0-3
VSS
SEG16-24
SUBXTAL
SUBXTAL
SEG25-31
V0-3
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