www.ti.com
A
A
B
B
C
C
D
D
E
E
4
4
3
3
2
2
1
1
RED BUTTON
ORANGE BUTTON
GREEN BUTTON
YELLOW BUTTON
DNP
DNP
DNP
DNP
DNP
DNP
DNP
DNP
100014SCH−01
B
TRF4903/MSP4310F437 D
EMO
CNOWIRE Technology
1400 Coleman Ave.,Bldg G−22
, Sa nta Clara, CA. 95050
B
2
3
Wednesday, March 09, 2005
Title
Size
Document Number
Rev
Date:
Sheet
of
EXCEPT AS MAY BE OTHERWISE PROVIDED BY CONTRACT, THIS
DRAWING OR SPECIFICATION IS THE PROPRIETARY PROPERTY OF
CNOWIRE TECHNOLOGY INC. IT IS ISSUED IN STRICT CONFIDENCE
AND SHALL NOT BE REPRODUCED OR COPIED OR USED (PARTIALLY OR
WHOLLY) IN ANY MANNER WITHOUT PRIOR EXPRESS WRITTEN
AUTHORIZATION OF CNOWIRE TECHNOLOGY INC.
LEDRED
LEDORN
LEDYEL
LEDGRN
VCC
VCC
R13
10k
R14
10k
R17
10K
SW2
PB SPST, NO
1
3
2
4
5
SW5
PB SPST, NO
1
3
2
4
5
SW1
4 X SPST
1
2
3
4
8
7
6
5
R19
10K
D8
RED
R21
100
R15
10k
R22
100
R23
100
R27
100
D7
ORN
R20
10K
+
C26
1.0uF
16V
10%
+
C27
1.0uF
16V
10%
R16
10k
+
C28
1.0uF
16V
10%
R18
10K
SW4
PB SPST, NO
1
3
2
4
5
+
C29
1.0uF
16V
10%
D2
YEL
D6
GRN
SW3
PB SPST, NO
1
3
2
4
5
LED1
LED2
LED3
LED4
Fsel1
Fsel2
Fsel3
Fsel4
BUT1
BUT2
BUT3
BUT4
SCHEMATICS
Figure 13. Schematic (Page 2)
TRF4903 With MSP430 Demonstration and Development Evaluation Kit
SWRU010A – October 2004 – Revised May 2005
23