7
Note 1 :
Voltage measuerments are with respect to ground,
with a voltmeter (internal resistance : 10M
Ω
).
4.1.2.
Display Block
IC901:C0HBA0000324
4.1.3.
BT/USB/AUX Block
IC100:YEAMNF230122
92
X16OUT
16.9344MHz oscillator connec-
tion.
O
1.46
93
X16IN
16.9344MHz oscillator connec-
tion.
O
1.51
94
XVDD2
Oscillator power supply.
-
3.09
95
LRVDD
Audio LPF power supply.
-
3.09
96
LCHO
Audio Lch data output.
AO
1.56
97
LRREF
Reference voltage for audio LPF.
AO
1.56
98
RCHO
Audio Rch data output.
AO
1.56
99
LRVSS
Audio LPF ground.
-
0
100
SLCO
Slice Level control output.
AO
1.61
Pin.
No.
PORT
Description
I/O
(V)
1
P1/S1
General-purpose output.
O
4.80
2
P2/S2
General-purpose output.
O
4.80
3
P3/S3
General-purpose output.
O
4.80
4
P4/S4
Not connected.
-
4.82
5
P5/S5
Segment outputs.
O
2.42
6
P6/S6
Segment outputs.
O
2.42
7
P7/S7
Segment outputs.
O
2.42
8
P8/S8
Segment outputs.
O
2.42
9
S9
Segment outputs.
O
2.42
10
S10
Segment outputs.
O
2.42
11
S11
Segment outputs.
O
2.42
12
S12
Segment outputs.
O
2.42
13
S13
Segment outputs.
O
2.42
14
S14
Segment outputs.
O
2.42
15
S15
Segment outputs.
O
2.42
16
S16
Segment outputs.
O
2.42
17
S17
Segment outputs.
O
2.42
18
S18
Segment outputs.
O
2.42
19
S19
Segment outputs.
O
2.42
20
S20
Segment outputs.
O
2.42
21
S21
Segment outputs.
O
2.42
22
S22
Segment outputs.
O
2.42
23
S23
Segment outputs.
O
2.42
24
S24
Segment outputs.
O
2.42
25
S25
Segment outputs.
O
2.42
26
S26
Segment outputs.
O
2.42
27
S27
Segment outputs.
O
2.42
28
S28
Segment outputs.
O
2.42
29
S29
Segment outputs.
O
2.42
30
S30
Segment outputs.
O
2.42
31
S31
Segment outputs.
O
2.42
32
S32
Segment outputs.
O
2.42
33
S33
Segment outputs.
O
2.42
34
S34
Segment outputs.
O
2.42
35
S35
Segment outputs.
O
2.42
36
S36
Segment outputs.
O
2.42
37
S37
Segment outputs.
O
2.42
38
S38
Segment outputs.
O
2.42
39
S39
Segment outputs.
O
2.42
40
S40
Segment outputs.
O
2.42
41
S41
Segment outputs.
O
2.42
42
S42
Segment outputs.
O
2.42
43
S43
Segment outputs.
O
2.42
44
S44
Segment outputs.
O
2.42
45
S45
Segment outputs.
O
2.42
46
S46
Segment outputs.
O
2.42
47
S47
Segment outputs.
O
2.42
48
S48
Segment outputs.
O
2.42
49
S49
Segment outputs.
O
2.42
50
S50
Segment outputs.
O
2.42
51
S51
Segment outputs.
O
2.42
52
S52
Segment outputs.
O
2.42
53
S53
Segment outputs.
O
2.42
Pin No.
Port
Description
I/O
CD(V)
54
S54
Segment outputs.
O
2.42
55
S55
Segment outputs.
O
2.42
56
S56
Segment outputs.
O
2.42
57
S57
Segment outputs.
O
2.42
58
S58
Segment outputs.
O
2.42
59
S59
Segment outputs.
O
2.42
60
S60
Segment outputs.
O
2.42
61
S61
Segment outputs.
O
2.42
62
S62
Segment outputs.
O
2.42
63
S63
Segment outputs.
O
2.42
64
S64
Segment outputs.
O
2.42
65
S65
Segment outputs.
O
2.42
66
S66
Segment outputs.
O
2.42
67
S67
Segment outputs.
O
2.42
68
S68
Segment outputs.
O
2.42
69
S69
Segment outputs.
O
2.42
70
S70
Segment outputs.
O
2.42
71
S71
Not connected.
-
2.42
72
S72
Not connected.
-
2.42
73
S73
Not connected.
-
2.42
74
COM4/S74
Common driver outputs.
O
2.42
75
COM3
Common driver outputs.
O
2.42
76
COM2
Common driver outputs.
O
2.42
77
COM1
Common driver outputs.
O
2.42
78
S75/KS1
Not connected.
-
4.82
79
S76/KS2
Not connected.
-
4.82
80
KS3
Key scan outputs.
O
4.82
81
KS4
Key scan outputs.
O
4.82
82
KS5
Key scan outputs.
O
4.82
83
KS6
Key scan outputs.
O
4.82
84
KI1
Key scan inputs.
I
0
85
KI2
Key scan inputs.
I
0
86
KI3
Key scan inputs.
I
0
87
KI4
Key scan inputs.
I
0
88
KI5
Key scan inputs.
I
0
89
S77/P9
General-purpose output port.
O
0
90
VDD
Power supply connections.
-
4.82
91
VDD1
LCD drive 2/3 biasvoltage supply
pin.
-
3.22
92
VDD2
LCD drive 1/3 biasvoltage supply
pin.
-
1.63
93
VSS
Ground.
-
0
94
TEST
This pin must be connected to
ground.
-
0
95
OSC
Oscillator circuit port.
I/O
3.53
96
RES
Reset signal input.
I
4.82
97
DO
Output data.
O
4.76
98
CE
Chip enable.
I
0
99
CL
Synchronization clock.
I
4.60
100
DI
Transfer data.
I
4.55
Pin.
No.
PORT
Description
I/O
(V)
1
UART_CTS
UART clear to send active low.
I
0
2
UART_RTS
UART request to send active low.
O
0
3
UART_RX
UART data input.
I
0
4
UART_TX
UART data output.
O
3.06
5
VREGIN_L
Input to internal low-voltage linear
regulator for non-audio core
circuity.(1.8V-2.7V)
I
1.83
6
VDD_MEM
VDD
VDD
3.05
7
VDD_PIO
VDD
VDD
3.05
8
GND
Ground
GND
0
9
RESET#
CMOS input with weak internal pull-
up.
I
3.58
10
PIO[10]
Programmable input/output line.
O
0
11
PIO[9]
Programmable input/output line.
O
0
12
PIO[15]
Programmable input/output line.
O
0
13
PIO[11]
Programmable input/output line.
O
0
14
PIO[12]
Programmable input/output line.
O
0
15
PIO[13]
Programmable input/output line.
O
0
Pin.
No.
PORT
Description
I/O
(V)
cqrxbt490u.book Page 7 Friday, April 6, 2012 9:48 AM
Summary of Contents for SiriusXM CQ-RXBT490U
Page 10: ...10 IC201 C1BA00000493 IC602 C3EBJY000032 cqrxbt490u book Page 10 Friday April 6 2012 9 48 AM ...
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