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Si4Display is a 4-Digit LED display module with RS232 interface. It can be controlled with serial command from any host controller with RS232 or TTL serial port (UART). The Si4Display is cascadable to form a display chain that can be controlled with single pin from a host controller or PC. Each Si4Display can be programmed with unique address so that each can be individually controlled. A 12 inch cable with connectors is included with this unit.
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