Motorola 56F8346 User Manual page 55

A
4
TXD0
RXD0
3
RS-232 SHUTDOWN JUMPER
N/C JG7
RS-232 ENABLE
1
2
RS-232 DISABLE
1 - 2
2
1
A
B
U4
28
C1+ VCC
C7
1.0uF
24
C1-
1
C2+
C8
V+
1.0uF
2
C2- GND
JG12
TX_IN
14
1 2 T1IN T1OUT
T2IN
13
3 4 T2IN T2OUT
T3IN
12
T3IN T3OUT
20
1 R2OUTB
RX_OUT
19
R1OUT R1IN
18
1 R2OUT R2IN
17
1 R3OUT R3IN
16
1 R4OUT R4IN
+3.3V
15
1 R5OUT R5IN
/EN
23
FORCEON
INVALID
R28
22
FORCEOFF
1K
MAX3245EEAI
RS232EN
Title RS-232 AND SCI CONNECTORS
Document
Size
Number
A
Date:
Friday, January 24, 2003
B
Figure A-4. RS-232 and SCI Connectors
C D
+3.3V
26
C10
3
V-
1.0uF
C9
27
1.0uF
25
P2
1
6
TXD
9 2
10 7
1
11 3
1
8
4
RXD
4 9
R2IN
5 5
R3IN
6
R4IN
7
R5IN
SCI #0
8
RS-232
CONNECTOR
21
1
DSP Standard Products Division
DSP56F836EVM.DSN
Designer:
DSPD Design
C D
E
4
DCD
DSR
TXD
CTS
RXD
RTS
DTR
+3.3V
3
GND
/EN R29 1K
T2IN R30 1K
T3IN R31 1K
R2IN R32 1K
R3IN R33 1K
R4IN R34 1K
2
R5IN R35 1K
2100 East Elliot Road
Tempe, Arizona 85284
(480) 413-5090 FAX: (480) 413-2510
1
Rev.
1.0
Sheet of
4 14
E