Russound MCA-C3 User And Installation Manual page 179

5
D
Move Jumper to 3&4 for Programming
Jumper on 1&2 for Normal Operation
+3.3V
Prgm Enable
CON4
C106
+
2.2uF
2
Q34
1
+5V_ENABLE-RDS_ENABLE#
+3.3V_RDS
C
SOT416
3
NTA4151PT1G
+5V
3.3V to 5V
U29
18 2
DATA_TO_TUNER Y1 A1
17 3
TUNER_CLK Y2 A2
16 4
TUNER_CE Y3 A3
15 5
Y4 A4
14 6
Y5 A5
13 7
Y6 A6
12 8
Y7 A7
11 9
Y8 A8
B
1
G1
19
G2
74HCT541
+3.3V_RDS
5V to 3.3V
U39
2 18
STEREO#
A0 Y0
3 17
TUNED#
A1 Y1
4 16
DATA_FROM_TUNER A2 Y2
5 15
RDS_DATA
A3 Y3
6 14
RDS_CLK
A4 Y4
7 13
A5 Y5
8 12
A6 Y6
9 11
A7 Y7
1
OE1
19
OE2
+3.3V +5V
A
C111
0.1uF
5
4
+12V +3.3V_RDS
RDS_CPU_RXD
J12
1
RDS_CPU_TXD
2
3
4
TUNER_RESET#
Debug Header
J14
1
2
3
4
5
6
7
8
HEADER 8
RDS_CPU_RXD
RDS_CPU_RTS#
RDS_CPU_CTS#
C112
0.1uF
4
3
Firmware Update
J11
1
2
3
4
5 +3.3V_RDS
CON5
+3.3V_RDS
0.1uF
C105
13
P5_0-WKP0
14
P5_1-WKP1
23 19
P1_0-TMOW P5_2-WKP2
24 20
P1_1-PWM P5_3-WKP3
25 21
P1_2 P5_4-WKP4
22
P5_5-WKP5-ADTRG
51 26
P1_4-IRQ0 P5_6-SDA
52 27
P1_5-IRQ1 P5_7-SCL
53
P1_6-IRQ2
54 36
P1_7-IRQ3 P6_0-FTIOA0
34
P6_1-FTIOB0
U28
33
P6_2-FTIOC0
44 DF36079LFZV 32
P2_0-SCK3 P6_3-FTIOD0
45 37
P2_1-RXD P6_4-FTIOA1
46 38
P2_2-TXD P6_5-FTIOB1
47 39
P2_3 P6_6-FTIOC1
31 40
P2_4 P6_7-FTIOD1
58 48
P3_0 P7_0-SCK3_2
57 49
P3_1 P7_1-RXD2
56 50
P3_2 P7_2-TXD2
55
P3_3
15 28
P3_4 P7_4-TMRIV
16 29
P3_5 P7_5-TMCIV
17 30
P3_6 P7_6-TMOV
18
P3_7
205-0127
Y2
C108 C109
22pF 22pF
3
2
JTAG
+3.3V_RDS
J13
0.1uF
1 2
SCK C104
3 4
NC
5 6
TXD
7 8
NMI
9 10
NC
11 12
RXD
13 14
RST
CON14
+3.3V_RDS
Factory Init?
J15
1
2
+3.3V_RDS
CON2
Debug LEDs
R124
2 1
R125
2 1
4.7k
4.7k
+3.3V_RDS
U30
1 7
A0 WP
2 6
A1 SCL
C110
0.1uF
3 5
A2 SDA
2
1
D
C
B
A
Russound Inc
Title
MCA C3 Digital Board RDS
Size Document Number Rev
C
J
Date: Sheet 11 of 14
05/17/11
1