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Electrical Specifications
Appendix B — Electrical Specifications
Power Requirements: 5 VDC (mA)
Typical: 408mA; Peak: 500mA, Idle: 285mA
PIN 1
VIN- Input Voltage to the voltage regulators/battery charging IC
PIN 2
RS-232_TX - RS-232 level serial transmit signal
PIN 3
RS-232_RX - RS-232 level serial receive signal
PS/2_DATA_UART_RX_USB_DP - PS/2 clk to host/ UART transmit signal/ USB
PIN 4
Data plus signal
PS/2_DATA_UART_RX_USB_DM - PS/2 data to host or keyboard/ UART receive
PIN 5
signal/ USB Data minus signal
PIN 6
PS/2_CLK_KB - PS/2 clock signal to the keyboard
PIN 7
~TRIG - trigger from the handle
PIN 8
GND - signal ground
Shield
Shield Ground
A-4
POWERSCAN D8590 User's Manual
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