MO
T
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RO
L
A
5
6
F
834
6E
VM
Sc
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A
-5
Figure A-4. RS-232 and SCI Connectors
A
A
B
B
C
C
D
D
E
E
4
4
3
3
2
2
1
1
RS-232 SHUTDOWN JUMPER
1 - 2
N/C
RS-232 ENABLE
RS-232 DISABLE
CONNECTOR
CTS
DSR
DTR
RXD
TXD
RTS
DCD
SCI #0
RS-232
GND
DSPD Design
RS-232 AND SCI CONNECTORS
DSP56F836EVM.DSN
1.0
4
14
Friday, January 24, 2003
A
DSP Standard Products Division
2100 East Elliot Road
Tempe, Arizona 85284
Title
Document
Date:
Size
Designer:
Sheet
of
Rev.
Number
(480) 413-5090 FAX: (480) 413-2510
R4IN
R5IN
R2IN
R3IN
T3IN
/EN
T2IN
T2IN
T3IN
RS232EN
/EN
R3IN
R4IN
R5IN
TXD
RXD
R2IN
TX_IN
RX_OUT
TXD0
RXD0
+3.3V
+3.3V
+3.3V
R34
1K
R35
1K
R33
1K
R32
1K
R30
1K
R31
1K
R29
1K
C7
1.0uF
C8
1.0uF
C9
1.0uF
C10
1.0uF
JG7
1
2
R28
1K
P2
5
9
4
8
3
7
2
6
1
U4
MAX3245EEAI
27
1
26
2
23
28
14
13
12
19
18
17
16
15
8
7
6
5
4
11
10
9
22
24
3
25
20
21
V+
C2+
VCC
C2-
FORCEON
C1+
T1IN
T2IN
T3IN
R1OUT
R2OUT
R3OUT
R4OUT
R5OUT
R5IN
R4IN
R3IN
R2IN
R1IN
T3OUT
T2OUT
T1OUT
FORCEOFF
C1-
V-
GND
R2OUTB
INVALID
JG12
1
3
2
4
1
1
1
1
1
1
1
1
F
re
e
sc
a
le
S
e
m
ic
o
n
d
u
c
to
r,
I
Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
n
c
.
..