RWD_QT Datasheet, PDF (19/19 Pages) rfsolutions.ltd – The MicroRWD “QT” (Quad-Tag) version is a complete 125kHz reader solution for Hitag 1,

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PINOUT DESCRIPTION
Pin Name
DIP No. I/O Type Buffer Type
Description
LED1
1
O
TTL
Red LED connection. 25ma max sink current
LED2
2
O
TTL
Green LED connection. 25ma max sink current
RESET
3
I
ST
Reset pin internally pulled high. Active low.
Normally not connected
BEEP
4
O
TTL
BEEP output pin (active LOW), 25ma max sink
current
OP3
5
O
TTL
Auxiliary output drive. 25ma max sink current.
OP2
6
O
TTL
Auxiliary output drive. 25ma max sink current.
GND
7
P
-
Ground reference for logic and analogue pins
-
8
-
-
Not connected
AN1
9
P
AN
Antenna connection. 1 (connected to antenna coil)
-
10
-
-
Not connected
-
11
-
-
Not connected
AN2
12
P
AN
Antenna connection 2 (connected to antenna coil)
GND
13
P
-
Ground reference for logic and analogue pins.
-
14
-
-
Not connected
-
15
-
-
Not connected
-
16
-
-
Not connected
-
17
-
-
Not connected
-
18
-
-
Not connected
OP1
19
O
TTL
Auxiliary output drive. 25ma max sink current.
OP0
20
O
TTL
Auxiliary output drive. 25ma max sink current.
VCC
21
P
-
+5v Positive supply
RX
22
I
TTL
Serial communication Receive line. 9600 baud, 8 bit,
1 stop, no parity
TX
23
O
TTL
Serial communication Transmit line
CTS
24
O
TTL
Serial communication CTS handshake. RX enabled
when CTS low and disabled when high.
(I/O = Input/Output, AN = Antenna output, P = Power, ST = Schmitt Trigger input, TTL = TTL logic I/O)
(Hitag is a trademark of Philips/NXP Semiconductors N.V)
(EM400X is a trademark of EM MICROELECTRONIC-MARIN SA, a company of the
SWATCH GROUP)
(MCRF200 is a trademark of Microchip Technology Inc.)
No responsibility is taken for the method of integration or final use of Micro RWD
More information on the Micro RWD and other products can be found at the Internet web site:
http://www.ibtechnology.co.uk
Or alternatively contact IB Technology by email at:
[e-mail]
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