E
F
2202 F3
2203 F3
2204 F3
2209 F1
2212 F2
2221 F6
2237 D1
2238 F7
2240 D1
2242 C3
2243 F5
2244 D2
2245 C1
2246 C1
2249 F2
2250 B2
2251 A2
2252 A3
2255 F6
2257 F6
2260 A1
2266 D1
2267 B1
2269 B1
2274 D3
2275 B3
2278 C5
12MHz
3.5V
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
A
B
C
D
E
F
A
B
C
D
4.4V
0.5ms
4.8V
4.5V
2.4V
2.4V
2.4V
2.4V
2.4V
2.4V
4.4V
2283 B6
3215 A8
3216 A8
3220 A8
3222 A9
3251 E4
3252 A5
3253 D4
3254 D3
3255 D3
3256 D2
3257 D2
3258 D2
3259 B7
3260 D9
3261 C1
3262 C2
3263 A8
3264 A8
3265 A1
3266 A2
0V
0.5ms
~160ms
2.2V
3267 B2
3268 A5
3269 B5
3277 C6
3278 C6
3279 D6
3281 B1
3282 C1
3283 B3
3284 D3
3285 A3
2.4V
8-bit microcontroller
4.4V
4.4V
2.5V
3.7V
0V
3.5V
ALL DC VOLTAGES ARE MEASURED UNDER 5V SUPPLY CONDITION
CD10_RST TIMING
4.4V
1.9V
3286 C3
5202 D9
5209 E2
5211 D2
5216 E5
5217 B5
6208 F5
7207-A B2
7207-B D2
7211 E1
7212 C8
7214 D5
2238
47u
2249
8
4
10K
3265
4K7
3267
3258
4K7
100n
2278
3263
47R
3283
100K
3255
47R
33R
3253
3252
22R
22R
3268
AGND
+5V
2266
1n
10u
2242
4R7
3251
BZX79-B4V7
6208
47R
3220
3215
47R
4u7 2260
VA
AGND
4u7 2245
22n
2237
7207-B
NJM4560M
5
6
7
8
4
100u
2204
100n
2275
470p
2212
100u
AGND
AGND
3256
3K9
1n
2257
LF35
7211
GND
IN
OUT
AGND
1n
2250
2209
100u
5211
100u
2221
5217
2240
100n
10K
100R
3286
10K
3279
3277
22K
3278
10K
3216
3260
1M
12M
CST
5202
AGND
3259
10K
AGND
5209
AGND
100u
AGND
3266
4K7
4K7
3262
2243
3269
22R
10K
3264
3222
10K
470p
2274
100n
2203
3261
10K
3257
2202
100n
10K
3282
4K7
3285
100R
100K
3284
3281
10K
47R
3254
2244
47u
47u
2283
2246
4u7
7207-A
NJM4560M
3
2
1
5216
VAA
10n
2255
AGND
2251
1n
10
P3_4
11
P3_5
12
P3_6
13
P3_7
26
PSEN
4
RST
38 VDD
16
VSS
15
XTAL1
14
XTAL2
AGND
44 P1_4
1
P1_5
2
P1_6
3
P1_7
18
P2_0
19
P2_1
20
P2_2
21
P2_3
22
P2_4
23
P2_5
24
P2_6
25
P2_7
5
P3_0
7
P3_1
8
P3_2
9
P3_3
NC1
17
NC2
28
NC3
39
NC4
37
P0_0
36 P0_1
35 P0_2
34
P0_3
33
P0_4
32
P0_5
31
P0_6
30
P0_7
40
P1_0
41 P1_1
42
P1_2
43
P1_3
7212
27
ALE
29
EA
6
AGND
7214
BC847BW
2252 10u
2269
4u7
VCC
VCC
VCC
VCC
CD10_RST
+5V
1n
2267
AOL-
AOL+
AOR-
AOR+
VDD3
LEFT
RIGHT
+5V
VR
VR
DRST
RAB
+5V
VCC
DSA_S
DSA_A
DSA_D
SILD
SICL
SDA
3139 118 54470...for 88170...3448 pt2 dd wk0141
Note : Some values may varies, see respective parts list for correct value.
8-9
8-9
AUDIO CIRCUIT