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Utilizes the extremely common HD44780 parallel interface chipset (datasheet)
with a minimum switching voltage of 5V
They are typically used to bring USB connections from a motherboard to the external case
Includes LED Backlight
Documents: Datasheet
SparkFun RFID USB Reader ID, Sparkfun Originals SMD Utilizes the extremely common HD44780The SparkFun RFID USB Reader is a simple to use, USB to serial base unit for the ID 3LA, ID 12LA, and ID 20LA readers. Simply plug a reader into the headers and attach a miniUSB cable. Open a terminal program of your choice at 9600bps 8N1, then scan your 125kHz ID tag and the unique 32 bit ID will be shown on the screen. The unit is based on a FTDI chip and comes with a read LED and buzzer. This new revision uses SMD headers for the RFID module, and
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