Alto DIGAN 2.14 Schematic
MODEL: DIGAN2.14
www.altoproaudio.com
Version 1.0
CONTENTS
1. Introduction...........................................................................................................1
2. Specifications.......................................................................................................2
3. Block Diagram......................................................................................................3
4. Schematic Diagram..............................................................................................4
5. Wiring Diagram....................................................................................................9
6. PCB Layout........................................................................................................10
7. Test Procedure....................................................................................................12
8. Exploded Views & Mechanical Parts List...........................................................14
9. BOM...................................................................................................................16
• Digital control and DSP technology with graphic display 14 bands Graphic or parametric
1. Introduction
equalization.
• Dynamic range processing with Ratio, Threshold, Attack and Release time control.
• Tone adjustment with Bass and Treble control.
• 100 presets: 30 factory presets and 70 user-programmable presets.
• 32×24 bit DSP processing with or without link control.
• Stereo channels processing with or without link control.
• +/-12dB boost/cut for every bands adjustment.
• Master volume control.
• EQ Bypass function support.
• USB control interface for easy operating with PC editor.
• 2 balanced 1/4” TRS jacks and 2 unbalanced 1/4” TRS jacks.
1
DIGAN2.14
2. Specification
System parametric
Input Section
Output Section
USB serial port USB1.1
(AC/AC adapter)
Physical
Band
Bandwidth 20Hz-20kHz
THD+N% <0.05%, Analog In to Analog Out
Signal to noise ratio >90dB A-Weighted, Analog In to Analog Out
Input gain +/-12dB
Output gain +/-6dB
Preset Factory preset: 30, User preset:70
Inputs Balanced XLR and 1/4” TRS connectors
Input impedance Balanced >50Kohm, Unbalanced >25Kohm
Input level Maximum Input Level: +125dBu
Outputs Balanced XLR, 1/4” TRS and SPDIF connectors
Output impedance Balanced 120ohm, Unbalanced >60ohm
Output level Maximum Output Level: +125 dBu
Input voltage 9 Volt AC Power TransformerPower supply
Power consumption 8W
Dimension (W×D×H) 483×150×44mm
Net weight 4.8lbs (2.15kg)
2×14 bands, 2/3 octave
2
(1)Panel : LED , UP/DOWN , LINK/EXIT,BYPASS
Hardware
Panel
Black Diagram
3. Block Diagram
(2)DSPboard : TAS3004+MCU(motorola)+EEPROM
DSP
DIGAN 2.14 :
TAS3004
+
MCU
+
EEPROM
BYPASS
LINK/EXIT
LED
+
KEY
DIGAN 214
POWER
STORE
3
121110987654321
VDD
Q1
HR
R1
CA13 CA12 CA11 CA10 CA9 CA8 CA7 CA6 CA5 CA4 CA3 CA2 CA1 CA0
4K7
YEL
RA0
D
C
L1
RA1
L2
RA2
L3
L4
RA3
L5
RA4
L6
RA5
L7
RA6
L8
RA7
RA8
L9
RA9
L10
RA10
L11
RA11
L12
RA12
L13
Q17
HR
R30
4K7
L189
RA0
RA1
L191
RA2
L193
RA3
L195
RA4
L197
RA5
L199
RA6
L201
L203
RA7
L205
RA8
L207
RA9
L209
RA10
L211
RA11
RA12
L213
RA0
YEL
RA1
YEL
RA2
YEL
RA3
YEL
RA4
YEL
RA5
GR
RA6
YEL
RA7
YEL
RA8
YEL
RA9
YEL
RA10
YEL
RA11
YEL
RA12
VDD
YEL
RA0
YEL
RA1
YEL
RA2
YEL
RA3
YEL
RA4
YEL
RA5
GR
RA6
YEL
RA7
YEL
RA8
YEL
RA9
YEL
RA10
YEL
RA11
YEL
RA12
VDD
Q2
HR
R2
4K7
YEL
L14
L15
L16
L17
L18
L19
L20
L21
L22
L23
L24
L25
L26
Q31
HR
R33
4K7
L190
L192
L194
L196
L198
L200
L202
L204
L206
L208
L210
L212
L214
RA0
YEL
RA1
YEL
RA2
YEL
RA3
YEL
RA4
YEL
RA5
GR
RA6
YEL
RA7
YEL
RA8
YEL
RA9
YEL
RA10
YEL
RA11
YEL
RA12
VDD
YEL
RA0
YEL
RA1
YEL
RA2
YEL
RA3
YEL
RA4
YEL
RA5
GR
RA6
YEL
RA7
YEL
RA8
YEL
RA9
YEL
RA10
YEL
RA11
YEL
RA12
VDD
Q3
HR
R3
4K7
YEL
L27
L29
L31
L33
L35
L37
L39
L41
L43
L45
L47
L49
L51
Q32
HR
R34
4K7
L215
L217
L219
L221
L223
L225
L227
L229
L231
L233
L235
L237
L239
RA0
YEL
RA1
YEL
RA2
YEL
RA3
YEL
RA4
YEL
RA5
GR
RA6
YEL
RA7
YEL
RA8
YEL
RA9
YEL
RA10
YEL
RA11
YEL
RA12
VDD
YEL
RA0
YEL
RA1
YEL
RA2
YEL
RA3
YEL
RA4
YEL
RA5
GR
RA6
YEL
RA7
YEL
RA8
YEL
RA9
YEL
RA10
YEL
RA11
YEL
RA12
VDD
Q4
HR
R4
4K7
YEL
L28
L30
L32
L34
L36
L38
L40
L42
L44
L46
L48
L50
L52
Q33
HR
R35
4K7
L216
L218
L220
L222
L224
L226
L228
L230
L232
L234
L236
L238
L240
RA0
YEL
RA1
YEL
RA2
YEL
RA3
YEL
RA4
YEL
RA5
GR
RA6
YEL
RA7
YEL
RA8
YEL
RA9
YEL
RA10
YEL
RA11
YEL
RA12
VDD
YEL
RA0
YEL
RA1
YEL
RA2
YEL
RA3
YEL
RA4
YEL
RA5
GR
RA6
YEL
RA7
YEL
RA8
YEL
RA9
YEL
RA10
YEL
RA11
YEL
RA12
VDD
Q5
HR
R5
4K7
YEL
L53
L55
L57
L59
L61
L63
L65
L67
L69
L71
L73
L75
L77
Q34
HR
R36
4K7
L241
L242
L243
L244
L245
L246
L247
L248
L249
L250
L251
L252
L253
RA0
YEL
RA1
YEL
RA2
YEL
RA3
YEL
RA4
YEL
RA5
GR
RA6
YEL
RA7
YEL
RA8
YEL
RA9
YEL
RA10
YEL
RA11
YEL
RA12
VDD
YEL
RA0
YEL
RA1
YEL
RA2
YEL
RA3
YEL
RA4
YEL
RA5
GR
RA6
YEL
RA7
YEL
RA8
YEL
RA9
YEL
RA10
YEL
RA11
YEL
RA12
VDD
Q6
HR
R6
4K7
YEL
L54
L56
L58
L60
L62
L64
L66
L68
L70
L72
L74
L76
L78
Q35
HR
R37
4K7
L254
L256
L258
L260
L262
L264
L266
L268
L270
L272
L274
L276
L278
RA0
YEL
RA1
YEL
RA2
YEL
RA3
YEL
RA4
YEL
RA5
GR
RA6
YEL
RA7
YEL
RA8
YEL
RA9
YEL
RA10
YEL
RA11
YEL
RA12
VDD
YEL
RA0
YEL
RA1
YEL
RA2
YEL
RA3
YEL
RA4
YEL
RA5
GR
RA6
YEL
RA7
YEL
RA8
YEL
RA9
YEL
RA10
YEL
RA11
YEL
RA12
VDD
Q7
HR
R7
4K7
YEL
L79
L81
L83
L85
L87
L89
L91
L93
L95
L97
L99
L101
L103
Q36
HR
R38
4K7
L255
L257
L259
L261
L263
L265
L267
L269
L271
L273
L275
L277
L279
RA0
YEL
RA1
YEL
RA2
YEL
RA3
YEL
RA4
YEL
RA5
GR
RA6
YEL
RA7
YEL
RA8
YEL
RA9
YEL
RA10
YEL
RA11
YEL
RA12
VDD
YEL
RA0
YEL
RA1
YEL
RA2
YEL
RA3
YEL
RA4
YEL
RA5
GR
RA6
YEL
RA7
YEL
RA8
YEL
RA9
YEL
RA10
YEL
RA11
YEL
RA12
VDD
Q8
HR
R8
4K7
YEL
L80
L82
L84
L86
L88
L90
L92
L94
L96
L98
L100
L102
L104
Q37
HR
R52
4K7
L280
L282
L284
L286
L288
L290
L292
L294
L296
L298
L300
L302
L304
RA0
YEL
RA1
YEL
RA2
YEL
RA3
YEL
RA4
YEL
RA5
GR
RA6
YEL
RA7
YEL
RA8
YEL
RA9
YEL
RA10
YEL
RA11
YEL
RA12
VDD
YEL
RA0
YEL
RA1
YEL
RA2
YEL
RA3
YEL
RA4
YEL
RA5
GR
RA6
YEL
RA7
YEL
RA8
YEL
RA9
YEL
RA10
YEL
RA11
YEL
RA12
VDD
Q9
HR
R22
4K7
YEL
L105
L106
L107
L108
L109
L110
L111
L112
L113
L114
L115
L116
L117
Q38
HR
R53
4K7
L281
L283
L285
L287
L289
L291
L293
L295
L297
L299
L301
L303
L305
RA0
YEL
RA1
YEL
RA2
YEL
RA3
YEL
RA4
YEL
RA5
GR
RA6
YEL
RA7
YEL
RA8
YEL
RA9
YEL
RA10
YEL
RA11
YEL
RA12
VDD
YEL
RA0
YEL
RA1
YEL
RA2
YEL
RA3
YEL
RA4
YEL
RA5
GR
RA6
YEL
RA7
YEL
RA8
YEL
RA9
YEL
RA10
YEL
RA11
YEL
RA12
VDD
Q12
HR
R25
4K7
YEL
L118
L120
L122
L124
L126
L128
L130
L132
L134
L136
L138
L140
L142
Q39
HR
R54
4K7
L306
L308
L310
L312
L314
L316
L318
L320
L322
L324
L326
L328
L330
RA0
YEL
RA1
YEL
RA2
YEL
RA3
YEL
RA4
YEL
RA5
GR
RA6
YEL
RA7
YEL
RA8
YEL
RA9
YEL
RA10
YEL
RA11
YEL
RA12
VDD
YEL
RA0
YEL
RA1
YEL
RA2
YEL
RA3
YEL
RA4
YEL
RA5
GR
RA6
YEL
RA7
YEL
RA8
YEL
RA9
YEL
RA10
YEL
RA11
YEL
RA12
VDD
Q13
HR
R26
4K7
YEL
L119
L121
L123
L125
L127
L129
L131
L133
L135
L137
L139
L141
L143
Q40
HR
R55
4K7
L307
L309
L311
L313
L315
L317
L319
L321
L323
L325
L327
L329
L331
RA0
YEL
RA1
YEL
RA2
YEL
RA3
YEL
RA4
YEL
RA5
GR
RA6
YEL
RA7
YEL
RA8
YEL
RA9
YEL
RA10
YEL
RA11
YEL
RA12
VDD
YEL
RA0
YEL
RA1
YEL
RA2
YEL
RA3
YEL
RA4
YEL
RA5
GR
RA6
YEL
RA7
YEL
RA8
YEL
RA9
YEL
RA10
YEL
RA11
YEL
RA12
VDD
Q14
HR
R27
4K7
YEL
L144
L146
L148
L150
L152
L154
L156
L158
L160
L162
L164
L166
L168
Q41
HR
R56
4K7
L332
L333
L334
L335
L336
L337
L338
L339
L340
L341
L342
L343
L344
RA0
YEL
RA1
YEL
RA2
YEL
RA3
YEL
RA4
YEL
RA5
GR
RA6
YEL
RA7
YEL
RA8
YEL
RA9
YEL
RA10
YEL
RA11
YEL
RA12
VDD
YEL
RA0
YEL
RA1
YEL
RA2
YEL
RA3
YEL
RA4
YEL
RA5
GR
RA6
YEL
RA7
YEL
RA8
YEL
RA9
YEL
RA10
YEL
RA11
YEL
RA12
VDD
Q15
HR
R28
4K7
YEL
L145
L147
L149
L151
L153
L155
L157
L159
L161
L163
L165
L167
L169
Q42
HR
R57
4K7
L345
L347
L349
L351
L353
L355
L357
L359
L361
L363
L365
L367
L369
RA0
YEL
RA1
YEL
RA2
YEL
RA3
YEL
RA4
YEL
RA5
GR
RA6
YEL
RA7
YEL
RA8
YEL
RA9
YEL
RA10
YEL
RA11
YEL
RA12
VDD
CA16CA17CA18CA19CA20CA21CA22CA23CA24CA25CA26CA27CA28CA29
YEL
RA0
YEL
RA1
YEL
RA2
YEL
RA3
YEL
RA4
YEL
RA5
GR
RA6
YEL
RA7
YEL
RA8
YEL
RA9
YEL
RA10
YEL
RA11
YEL
RA12
VDD
Q16
HR
R29
4K7
YEL
L170
YEL
L171
YEL
L172
YEL
L173
YEL
L174
YEL
L175
GR
L176
YEL
L177
YEL
L178
YEL
L179
YEL
L180
YEL
L181
YEL
12
L182
VDD
Q43
HR
R58
4K7
YEL
L346
YEL
L348
YEL
L350
YEL
L352
YEL
L354
YEL
L356
GR
L358
YEL
L360
YEL
L362
YEL
L364
YEL
L366
YEL
L368
YEL
L370
D
C
R31 10K
U1A
1
OC
CLK
D8
D7
D6
D5
D4
D3
D2
OC
CLK
D8
D7
D6
D5
D4
D3
D2
1 2
3 4
5 6
7 8
9 10
11 12
13 14
15 16
17 18
19 20
21 22
23 24
25 26
27 28
GND
12
STB_0
Q8
13
STB_1
Q7
14
STB_2
Q6
15
STB_3
Q5
16
STB_4
Q4
17
SEL_0
Q3
18
SEL_1
Q2
Q119D1
GND
12
STB_5
Q8
13
STB_6
Q7
14
STB_7
Q6
15
STB_8
Q5
16
STB_9
Q4
17
STB_10
Q3
18
STB_11
Q2
STB_12
Q119D1
VDD
PB0
PB1
PB2
PB3
PB4
PB5
SEL_0
SEL_1
C1
100N
U3A
17
15
16
14
15
13
19
18
GND
20
PB0
21
PB1
22
PB2
23
PB3
19
18
GND
20
PB0
21
PB1
22
PB2
23
PB3
VDD
74HC574
GND
G2
G1
D
C
B
A
74HC154
U4A
G2
G1
D
C
B
A
74HC154
2010
U1B
14
12
13
11
11
10
10
9
9
8
8
7
7
6
6
5
5
4
4
3
3
2
2
1
1
0
17
15
16
14
15
13
14
12
13
11
11
10
10
9
9
8
8
7
7
6
6
5
5
4
4
3
3
2
2
1
1
0
C2
100N
11
B
A
PB4
9
D0
8
D1
7
D2
6
D3
5
D4
4
D5
3
D6
2
D7
74HC574
R32 10K
U2A
1
11
PB5
D0
9
D1
8
D2
7
D3
6
D4
5
D5
4
D6
3
D7
2
74HC574
VDD
CN1
D0
D1
D2
D3
D4
D5
D6
D7
GND GND
HEADER 14X2
CA0
CA1
CA2
CA3
CA4
CA5
CA6
CA7
CA8
CA9
CA10
CA11
CA12
CA13
CA14
CA15
CA16
CA17
CA18
CA19
CA20
CA21
CA22
CA23
CA24
CA25
CA26
CA27
CA28
CA29
2010
U2B
74HC574
D14 IN4148
D15 IN4148
D16 IN4148
D17 IN4148
D18 IN4148
100N
STORE
S15
SW-PB
CA0
UP
S16
SW-PB
CA1
DOWN
S17
SW-PB
CA2
LINK/EXIT VDD
S18
SW-PB
CA3
BYPASS
S19
SW-PB
CA4
2412
U3B
74HC154C3
2412
U4B
74HC154C4
100N
D19 IN4148S1SW-PB
D1 IN4148S2SW-PB
D2 IN4148S3SW-PB
D3 IN4148S4SW-PB
D4 IN4148S5SW-PB
D5 IN4148S6SW-PB
D6 IN4148S7SW-PB
D7 IN4148S8SW-PB
D8 IN4148S9SW-PB
D9 IN4148
D10 IN4148
D11 IN4148
D12 IN4148
D13 IN4148
S10
SW-PB
S11
SW-PB
S12
SW-PB
S13
SW-PB
S14
SW-PB
CA0
CA1
CA2
CA3
CA4
CA5
CA6
CA7
CA8
CA9
CA10
CA11
CA12
CA13
D30 IN4148
D20 IN4148
D21 IN4148
D22 IN4148
D23 IN4148
D24 IN4148
D25 IN4148
D26 IN4148
D27 IN4148
D28 IN4148
D29 IN4148
D31 IN4148
D32 IN4148
D33 IN4148
S30
SW-PB
S20
SW-PB
S21
SW-PB
S22
SW-PB
S23
SW-PB
S24
SW-PB
S25
SW-PB
S26
SW-PB
S27
SW-PB
S28
SW-PB
S29
SW-PB
S31
SW-PB
S32
SW-PB
S33
SW-PB
CA16
CA17
CA18
CA19
CA20
CA21
CA22
CA23
CA24
CA25
CA26
CA27
CA28
CA29
STB_0
STB_1
STB_2
STB_3
STB_4
STB_5
STB_6
STB_7
STB_8
STB_9
STB_10
STB_11
STB_12
R9
4K7
R10
4K7
R11
4K7
R12
4K7
R13
4K7
R14
4K7
R15
4K7
R16
4K7
R17
4K7
R18
4K7
R19
4K7
R20
4K7
R21
4K7
R39
RA0
47R
Q18
BR
R40
RA1
47R
Q19
BR
R41
RA2
47R
Q20
BR
R42
RA3
47R
Q21
BR
R43
RA4
47R
Q22
BR
R44
RA5
47R
Q23
BR
R45
RA6
47R
Q24
BR
R46
RA7
47R
Q25
BR
R47
RA8
47R
Q26
BR
R48
RA9
47R
Q27
BR
R49
RA10
47R
Q28
BR
R50
RA11
47R
Q29
BR
R51
RA12
47R
Q30
BR
R24
120R
RA5
RA6
RA7
RA8
RA9
RA10
RA11
RA12
RA0
R_SIGNAL
RA1
RA2
RA0
L_SIGNAL
RA1
RA2
L183
L184
LINK
L185
L_CLIP
L186
L187
BYPASS
L188
CA14
CA15
R23
120R
Q10
Q11
HR
CN2
5P2.5
YEL
YEL
YEL
YEL
YEL
YEL
HR
1
2
CN3
3
4
1
5
2
3
4
5
5P2.5
B
A
1 2 3 4 5 6 7 8 9 10 11 12
4
87654321
R32 10K
CLK
RX
TX
PL_SCL
PL_SDA
C42
100N
GNDGND
PTA0
PTA1
PTA2
PTA3
PTA4
PTA5
PTA6
PTA7
PTC0
PTC1
PTC2
PTC3
PTC4
PTC5
PTC6
U4
HC908GP32
+3.3V
R33 10K
32
33
34
35
36
37
38
39
22
23
24
25
26
27
28
29
2
3
4
5
6
7
8
GND
PA0
PA1
PA2
PA3
PA4
PA5
PA6
PA7
SDA
SCL
RESET
PL_SDA
PL_SCL
R34 10K
+3.3V
C46
100N GND
1
2
3
4
5
6
7
8
9
10
11
12
13
14
R17
10K
RX
TX
U5 PL2303
TXD
DTR_N
RTS_N
VDD_232
RXD
RI_N
GND
VDD
DSR_N
DCD_N
CTS_N
SHTD_N
EE_CLK
EE_DATA
R20
R19
R18
4K7
4K7
4K7
R35 4K7
R36 4K7
R37 4K7
OSC2
OSC1
PLL_TEST
GND_PLL
VDD_PLL
LD_MODE
TRI_MODE
GND
VDD
RESET
GND_3V3
VDD_3V3
DM
+5VD
R21
4K7
DP
R22
4K7
+3.3V
R23
4K7
28
27
26
25
24
23
22
21
20
19
18
17
16
15
R30 22R
R31 22R
R24
R25
4K7
4K7
LGND LGND
PB0
PB1
PB2
PB3
PB4
PB5
PB6
PB7
C49
33P
+3.3V
R29
1K5
GND
CN4
HEADER 14X2
GND
1112
1314
1516
1718
1920
2122
2324
2526
2728
12
34
56
78
910
C47
100N
C48
100N
C50
33P
R27
0R*
R28
0R*
GND
+3.3V
+5VL+5VL
PA0
PA1
PA2
PA3
PA4
PA5
PA6
PA7
PD0PD1
PD2PD3
PD4PD5
PD6PD7
+5VD
PD7
CN5
1
2
3
4
5
6
7
HEADER 7
D
C
B
A
R11 27K*
C3
C8
100N
D
2u2F
AGND
C14
100N
DIGAN2.7 No used in this area.
Totle 20 components
1
LINA
2
VRFILT
3
AVSS
4
AVSS
5
INPA
6
RESET
AGND
C1
2u2F
C
C6
1500P
CN1
AGND
1K
R1 100R
R2 100R
L2
YEL
C2
2u2F
C7
1500P
6
+3.3V
CON11
5
4
3
2
1
R3
R4
4K7
B
A
AGND
GND
AGND
GND
C9
100N
C20
0.47uF
AGND
C12
100N
C21
0.47uF
C22
2u2F
R9
10K
C23
2u2F
R7
33R
R8
33R
AGND
R10
10K
+3.3V
GND
C11
100N
C29
C30
C31
C32
AGND
+3.3V
GND
C10
100N
C13
100N
GND
C4
2u2F
AGND
10uF
10uF
10uF
10uF
GND
7
8
9
10
11
12
100N
1
2
3
4
5
6
7
8
9
10
11
12
12.288MHz
C33
22P
GND GND
C15
X1
CS1
PWR_DN
TEST
CAP_PLL
CLKSEL
MCLKO
LINA
VRFILT
AVSS
AVSS
INPA
RESET
CS1
PWR_DN
TEST
CAP_PLL
CLKSEL
MCLKO
46
47
48
LINB
AINLP
XTALI13XTALO14SCL15SDA16DVDD17DVSS18LRCLK/O
46
47
48
LINB
AINLP
XTALI13XTALO14SCL15SDA16DVDD17DVSS18LRCLK/O
C38
22P
R12 27K*
C35
C34
43
44
VREFP
VREFM
GND
C36
43
44
VREFP
VREFM
GND
AINRM
AINRM
1000P
41
42
RINB
AINRP
SCLK/O20IFM/S21SDIN122SDIN223SDOUT2
19
R14 27K*
C37
1000P
41
42
RINB
AINRP
SCLK/O20IFM/S21SDIN122SDIN223SDOUT2
19
1000P
45
AINLM
R13 27K*
1000P
45
AINLM
40
RINA
40
RINA
38
39
VCOM
AOUTL
38
39
VCOM
AOUTL
AGND
2u2F
2u2F
37
TAS3004
AOUTR
ALLPASS
24
AGND
2u2F
2u2F
37
TAS3004
AOUTR
ALLPASS
24
C24
C25
U1
AVDD
GPIO5
GPIO4
GPIO3
GPIO2
GPIO1
GPIO0
SDOUT1
SDOUT0
C26
C27
U2
AVDD
GPIO5
GPIO4
GPIO3
GPIO2
GPIO1
GPIO0
SDOUT1
SDOUT0
+5VL
CN2
C16
100N
AGND
AVDD
C17
100N
AGND
36
NC
35
34
NC
33
32
31
30
29
28
27
26
25
C18
100N
AGND
AVDD
C19
100N
AGND
36
NC
35
34
NC
33
32
31
30
29
28
27
26
25
GND
+3.3V
R5 4K7
+3.3V
R6 4K7
U1_SDOUT1
U2_SDOUT0
U2_SCLK
U2_LRCLK
SDA
SCL
CLK
RESET
U2_SDOUT0
U1_SDOUT1
U2_SCLK
U2_LRCLK
SDA
SCL
RESET
CLK
R38
56R
GND
C51
56P
GND
1
2
3
4
+5VD +3.3V
U6
LM1117-3.3
IN OUT
GND
C45
47uF
C39
100N
TX
RX
CLK
+5VD
R15
C43 100N
GND
+5VD
R16
100R
C28
2u2F
GND
10K
C44
0.47uF
C41
100N
LGND
PD0
PD1
PD2
PD3
PD4
PD5
PD6
PD7
+5VD
GND
1
2
3
GND
U3
NC
NC
A2
GND4SDA
AT24C64
12
13
14
15
18
19
20
21
9
10
11
1
44
43
42
30
31
IN
C5
10uF
VCC
SCL
NC
PTD0
PTD1
PTD2
PTD3
PTD4
PTD5
PTD6
PTD7
PTE0/T
PTE1/R
IRQ
RST
OSC1
OSC2
CGMXFC
VREFH
VREFL
R26
4R7
L1
BEAD*
8
7
6
5
AVDD
AGND
+3.3V
+5VD +5VD
C40
100N
40
VDDA
VSSA
41
SCL
SDA
17
VDD
PTB0/A
PTB1/A
PTB2/A
PTB3/A
PTB4/A
PTB5/A
PTB6/A
PTB7/A
VSS
16
GNDGNDGND
1 2 3 4 5 6 7 8
5
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