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Electrical Specifications
Appendix B — Electrical Specifications
Power Requirements: 5 VDC (mA)
Typical: 140; Peak: 310, Sleep: 3
Bluetooth Radio at 295' (90m) (mA):
Typical: 280, Peak: 350, Idle: 96, Sleep: 3
Bluetooth Radio at 33' (90m) (mA):
Typical: 260, Peak: 350, Idle: 96, Sleep: 3
Life of 1950 mAH Battery with Radio: Will support 4,000 read/transmits per charge, including 8 hours of standby interval.
(Rev 5 hardware only.)
Life of 3900 mAH Battery with Radio: Will support 8,000 read/transmits per charge, including 16 hours of standby interval.
Batch Memory: 3.8MB available for user data (file system allocates 500 bytes at a time).
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
MS-Q Imager User's Manual
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