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3-2. BLOCK DIAGRAM
MIC101
MIC
47 MIP
J101
MIC
46 MIN
(PLUG IN POWER)
23
72
91
FMI00
I
98
FMI07
IC701
FLASH MEMORY
18
R/B
41
18
XFMSE
I
RE
42
17
XFMRE
I/O0
21
I
•
CE
43
7
XFMCE
I/O7
24
CLE
2
14
XFMCLE
I
ALE
3
11
XFMALE
27
WE
4
10
XFMWE
VCC
XFMWP
+3.3V
WP
5
19
(VCCB)
SL701
64
XTEST
(TEST)
KEY-IN
86
DETECT
WAKEUP
Q703-705
Q702
63 MGHIGH
62 MGTEST
KEY MATRIX
1
S706-708,713
KEY0
2
S710-712,714
KEY1
S704,705,709,715
3
KEY2
4
XHOLD
Signal path
: PB
S703
: REC
HOLD
OFF
ON
A/D,D/A CONVERTER
DSP IC101
LOUT0
34
VCCA
+3.3V
(VCC A)
VCC
+3.3V
(VCC B)
26
25 27 58 24 54
51
52
X101
4.02MHz
73
74 89 69 70 71
LMUTE
90
BEEP
21
5
AMPPOW
SI
REAL TIME CLOCK
I
RTCDO
76
4
SO
75
3
I/O
RTCDI
SCLK
77
2
RTCCLK
TIMER
COUNTER
CONTROL
CE
RTCCE
68
7
INTB
INTERRUPT
RTCINT
87
6
CONTROL
32KOUT
XT1
82
1
DSPPOW
65
FLMPOW
88
MEMORY
XRESET
84
CONTROL,
X1
80
X701
SYSTEM
5MHz
CONTROL
79
X2
IC703
COM0
23
I
I
COM3
26
LCD701
LIQUID
CRYSTAL
DISPLAY
S0
32
PANEL
I
I
S29
61
LED
LEDPB
67
DRIVER
LEDREC
66
Q701
VDD
9
POWER AMP
RV101
-IN
4
VOL
+IN
3
Q101
2
BYPASS
MUTE
IC704
X702
IC502
32.768kHz
+3.3V REG
OSCIN
9
+3.3V
5
2
VOUT
VIN
OSC
(VCC A)
OSCOUT
SHUTDOWN
8
3
VDD
+3.3V
IC503
(VCC C)
+3.3V REG
+3.3V
5
VOUT
VIN
2
(VCC B)
CE
IC702
3
1
RESET
IC504
+3.3V REG
+3.3V
5
2
VOUT
VIN
(VCC C)
CE
3
+3.3V
(VCC C)
D701
OPR
Q502
(GRN)(PLAY)
BUFFER
(RED)(REC)
9
IC103
SP101
SPEAKER
VO2
8
VO1
5
1
VDD
J102
EAR
IC505,Q501
DC-DC
CONVERTER
(3.7V)
DRY BATTERY
SIZE "AAA"
(IEC DESIGNATION LR03)
IC506
2PCS,3V
VOLTAGE
DETECTOR
ICD-B7
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