Parallax BASIC Stamp 2e Programming Manual page 29

Figure 1.22: BS1 Programming
Connections. Note: Though it is
not shown, power must be
connected to the BS1 to program it.
Figure 1.23: BS2, BS2e, BS2sx
and BS2p Programming
Connections. Note: Though it is
not shown, power must be
connected to the BASIC Stamp to
program it. Also, the programming
connections are the same for the
BS2p40.
1: Introduction to the BASIC Stamps
still will not be able to communicate with the BASIC Stamp. It is vital that
you check your connections with a meter and verify the pin numbering to
avoid problems like this.
P
25 GND
C
11 BUSY
P
A
R
A
L
L
E
Note: The Parallel port is
L
a 25-pin female connector,
usually on the back of the
P
2 DO
O
computer.
R
T
Connect DSR and RTS for
automatic port detection.
Note: The serial port is a 9-pin, or 25-pin, male
connector, usually on the back of the computer.
Use a 25-pin to 9-pin adapter when trying to
interface to a 9-pin cable.
BASIC Stamp Programming Manual 2.0c • www.parallaxinc.com • Page 27
PC Serial Port
1
DSR 6
2
Rx
7
RTS
3 Tx
8
4
DTR
9
5
GND
1 VIN
2 VSS
3 PC0
4 PCI
5 VDD
6 RES
7 P0
8 P1
9 P2
10 P3
11 P4
12 P5
13 P6
14 P7
BS1-IC
VIN
1 SOUT 24
VSS
2 SIN 23
RES
3 ATN 22
VDD
4 VSS 21
P15
5 P0 20
P14
6 P1 19
P13
7 P2 18
P12
8 P3 17
9 P4 P11
16
P10
10 P5 15
P9
11 P6 14
P8
12 P7 13
BS2-IC
Module