Datasheet

SOUT
SIN
ATN
VSS
P0
P1
P2
P3
P4
P5
P6
P7
NC NC NC VSS
VDD
WP
SCL
SDA
24WC128J
EEPROM
LT1121ACS8-5
20-MHz Res.
OUT OUT GND GND
IN
GND GND
NC
Dual NPN Trans. Pack
(10K Res. & 2N3906)
Single PNP Trans.Pack Quad Res. Pack
(10K Res. 2N3904) (4.7K Res.)
15 F, 16Vµ
VIN
VSS
RES
VDD
P15
P14
P13
P12
P11
P10
P9
P8
PC - to - BS2p24-IC connection
BS2p24-IC MODULE Rev. B (updated 5-11-04)
Connect DSR and RTS for
automatic port detection.
SOUT
SIN
ATN
VSS
P0
P1
P2
P3
P4
P5
P6
P7
1
2
3
4
6
5
7
9
8
DSR
RTS
BS2p24-IC
Module
PC Serial Port
1
2
3
4
5
6
7
8
9
10
11
12
24
23
22
21
20
19
18
17
16
15
14
13
VIN
VSS
RES
VDD
P15
P14
P13
P12
P11
P10
P9
P8
Rx
Tx
DTR
GND
36
35
34
33
32
31
30
29
28
27
26
25
48 47 46 45 44 43 42 41 40 39 38 37
13 14 15 16 17 18 19 20 21 22 23 24
P3 P4 P5 P6 P7 VDD VSS P8 P9 P10 P11 P12
NC
NC
NC
VSS
VDD
NC
NC
NC
NC
P15
P14
P13
VSS VSS
VDD
NC NC NC NC NC NC NC NC NC
1
2
3
4
5
6
7
8
9
10
11
12
RES
XI
XO
VDD
VSS
SDA
SCL
RX
TX
P0
P1
P2
PBASIC48w/p24
Interpreter Chip
Parallax custom
SX48BD/TQ
5 pF, 50V
10 k
0.1 F,100Vµ
0.1 F,100Vµ
1
2
3
4
5
6
7
8
9
10
11
12
24
23
22
21
20
19
18
17
16
15
14
13