- Lepton
7
x1 - Lepton
7
x4 - Technical Information Manual
19
4
EVALUATION BOARD
Technical Specifications Table
Digital I/O
Four I/O lines 3.3 V out @ 3mA, 5 V tolerant
UART via USB Port
USB micro female connector
Baudrate: 921600
Databits: 8
Stopbits: 1
Parity: none
Flow control: none
9.6÷921.6 kbit/s data rate (settable)
It appears as USB serial port; drivers for all Windows OS
LED display
GREEN: power from AC/DC adapter
GREEN: USB connection
YELLOW: UART to USB interface activity
GREEN: GPIO[0..3]
Dimensions
(W)81 x (L)76 x (H)28 mm
3
(3.2 x 3.0 x 1.1 inch
3
)
Electrical Power
DC Voltage 5V +/-5%
Current consumption: 2A max.
Operating
Temperature
-20 °C to +70°C
Tab. 4.1: R4320CEVB
–
Lepton
7
x1 and Lepton
7
x4 Evaluation Board - Technical Specifications
Connection Diagram
The following block diagram shows how to connect the R7101C Lepton
7
x1/R7104C Lepton
7
x4 with the PC
host via the R4320CEVB service board.
In the evaluation board R7101C Lepton
7
x1/R7104C Lepton
7
x4 UART interface is accessible via an FTDI
UART to USB converter.
The board equipped with R7101C Lepton
7
x1/R7104C Lepton
7
x4 readers shall be powered by an external
5V 1A min. DC adapter. The use of the Power Supply for R4320CEVB (WALIM0000005) is recommended
(see §
Fig. 4.1: Evaluation Board R4320CEVB
–
R7101C Reader Connection Diagram
