Mod.
MR
P
LA
TI
NU
M
MICROCONTROLLER
B
11
16
Friday, July 25, 2
003
Titl
e
Si
ze
Document Number
Rev
Date:
She
et
of
OM
B
ZARAGOZ
A - SPAIN
PL
L_DTA
CH0
PL
L_EN
EN
RW
ADC_EN
RX
SW
1
TX
D
RXD
SW1
RW
TX
D
RS
SW
1
RXD
PLL_LOCK
PLL_CLK
SDT
A
SET
UP
RS
EN
CH1
PL
L_EN
MUTE ONO
FF
PLL_LOCK
SCLK
ADC_EN
SET
UP
SD
TA
CH2
PROG
.
TX
MUTE ONO
FF
SC
LK
LAMP
D1
LAMP
D4
D3
D1
D5
D0
D6
D2
D4
D7
D2
D3
D6
D1
D7
D5
D0
D2
SW
2
D0
D7
D[0:7]
SW2
D4
D3
D5
D6
SW
2
PL
L_CLK
PLL
_DTA
CH3
+5V
+5V
+5V
+5
V
+5V
+5
V
+5V
JP
1
J24
DJ2
Q8
BC
327
+
C1
66
22MF /
16V
U20
ADC
0834
3
4
5
6
1
9
8
7
11
2
12
13
10
14
CH0
CH1
CH2
CH3
Vref OUT
Vref IN
AGND
DGND
SARS
CS
CLK
DI
DO
VCC
U23
MAX
232
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
C1+
V+
C1-
C2+
C2-
V-
T2 OUT
R2 IN
VCC
GND
T1 OUT
R1 IN
R1 OUT
T1 IN
T2 IN
R2 OUT
U2
2
T89
C51RD2
2
3
4
5
6
7
8
9
10
11
13
14
15
16
17
18
19
20
21
24
25
26
27
28
29
30
31
32
33
36
37
38
39
40
41
42
43
35
22
23
1
12
34
44
P1.0
P1.1
P1.2
P1.3
P1.4
P1.5
P1.6
P1.7
RST
RxD
TxD
INT0
INT1
T0
T1
WR
RT
XTAL2
XTAL1
P2.0
P2.1
P2.2
P2.3
P2.4
P2.5
P2.6
P2.7
PSEN
ALE
P0.7
P0.6
P0.5
P0.4
P0.3
P0.2
P0.1
P0.0
EA
GND
C
A
B
D
VCC
C
R1
73
10K
1
2
3
4
5
6
7
8
9
LCD
1
DISPLAY
CMC216E05
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
23
24
25
26
27
28
29
30
20
21
22
17
18
19
31
32
33
34
GND
VCC
V0
RS
RW
EN
DB0
DB1
DB2
DB3
DB4
DB5
DB6
DB7
LED -
LED +
_DB0
_DB1
_DB2
_DB3
_DB4
_DB5
_DB6
_DB7
_RS
_RW
_EN
_GND
_VCC
_V0
_LED-
_LED+
NC
_NC
R18010
K
Y2
11.0
592MHz
C164
33
pF
C165
33
pF
R18210
K
R17910
K
C168
0.
1MF
C171
0.
1MF
+
C1
75
1MF /
16V
R1
85
1K2
+
C162
10MF /
35V
C163
0.
1MF
R184
10
K/T
+
C167
100MF / 25V
J25
DJ2
R1
77
10K
R1
76
10K
R1
78
10K
+
C1
72
1MF /
16V
C1
69
0.1
MF
R1
75
10K
R186
6K 8
R18110
K
+
C1
74
1MF /
16V
+
C170
1MF /
16V
+
C1
73
1MF /
16V
R192
6K 8
R188
6K8
R189
6K 8
R190
6K 8
R174
1K
D20
LL414
8
R187
6K 8
U21
MAX8
10L
1
2
3
GND
RST
VCC
R191
6K 8
R1831K
5
VU Mete
r
ENAB
LE
RX
RS232
TX RS232
PLL
LOCK
SW
2
DATA
WAI
T
GND
CLO
CK
Auxiliary
SW
1
Sign
al
+5
V
Temper
ature