BioMax2 / KBio2-Online
Installation and Programming Manual
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4.2. Connection details, BioMax2
J3 - Main Connector
Pin 1 - Positive power supply pole (5 Vcc)
Pin 2 - Negative power supply pole (GND) (Pin no. 5, female SubD connector)
Pin 3 - Not connected
Pin 4 - Not connected / UART_2 - Rx, 3V3 TTL, in special cases
Pin 5 - Not connected / UART_2 - Tx, 3V3 TTL, in special cases
Pin 6 - Not connected
Pin 7 - UART_0 - Rx, RS232 to Host (Pin nº 3, female SubD connector)
Pin 8 - UART_0 - Tx, RS232 to Host (Pin nº 2, female SubD connector)
J2 - Relay Connector
Pin 1 - Pole A of Relay 0
Pin 2 - Pole B of Relay 0
Pin 3 - Pole A of Relay 1
Pin 4 - Pole B of Relay 1
Pin 5 - Pole A of Relay 2
Pin 6 - Pole A of Relay 2
Pin 7 - Pole A of Relay 3
Pin 8 - Pole B of Relay 3
J4 - Digital Input/Output connector
Pin 1 - Digital Input 0
Pin 2 - Digital Input 1
Pin 3 - Digital Input 2
Pin 4 - Digital Input 3
Pin 5 - LED common cathode - GND
Pin 6 - Anode (+) for LED 0 (Green)
Pin 7 - Anode (+) for LED 1 (Red)
Pin 8 - Cathode (-) for External Buzzer (5 V)
J1 - Connector to Card Readers
Pin 1 - UART_1 - Rx, RS-232 to reader (Pin nº 2, male SubD connector)
Pin 2 - UART_1 - Tx, RS-232 to reader (Pin nº 3, male SubD connector)
Pin 3 - Negative power supply pole (GND) (Pin no. 5, male SubD connector)
Pin 4 - +5 VDC Output
Pin 5 - CLS Signal (TTL_1)
Pin 6 - Clock Signal (TTL_1)
Pin 7 - Data Signal (TTL_1)
Pin 8 - Negative power supply pole (GND)
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