| Figure 1 |
 |
| The BASIC Stamp computer accepts commands via its RS-232C port, and its I/O pins drive a piezo-electric beeper and a demultiplexor. The demultiplexor, in turn, activates one of 1 optoisolated channels. |
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| Figure 1 |
|
| The BASIC Stamp computer accepts commands via its RS-232C port, and its I/O pins drive a piezo-electric beeper and a demultiplexor. The demultiplexor, in turn, activates one of 1 optoisolated channels. |
back |