35
Appendix A: Connections
A.1. Pin Assignment
A.1.1. Parani-ESD100/110
7
8
9
10
11
12
2
3
4
5
6
1
GND
GND
Pairing
VDD
RTS
TXD
RXD
CTS
DTR
DCD
DSR
RST
Figure A-1 Pin Assignment of Parani-ESD
Table A-1. Pin Assignment of Parani-ESD
Pin #
Signal
Direction
Description
Signal Level
1
GND
-
Power Ground
Ground
2
TxD
Output
UART Data Output
TTL
3
RxD
Input
UART Data Input
TTL
4
RTS
Output
UART Ready to Send
TTL
5
CTS
Input
UART Clear to Send
TTL
6
VDD
Input
DC Input (3.0~3.3V)
Power
7
Pairing
Input
Pairing Input (Active Low)
TTL
8
DCD
Output
Bluetooth Connect Detect (Active Low)
TTL
9
DSR
Input
Data Set Ready
TTL
10
DTR
Output
Data Terminal Ready
TTL
11
RST
Input
Reset (Active Low)
TTL
12
GND
-
Power Ground
Ground
A.1.2. DCD Signal (Status: Bluetooth Connect Detect)
Status of Bluetooth connection will be delivered to Host PC via DCD line. When Bluetooth connection is
made, DCD signal will be to low.
Summary of Contents for Parani-ESD100
Page 1: ...Parani ESD100 110 User Guide Version 2 0 6 2 2017 01 26...
Page 15: ...15 Figure 3 2 Main Window Figure 3 3 Information Window...
Page 39: ...39...
Page 60: ...60 Appendix F How to make a RS232 interface Development Board...
Page 61: ...61 Appendix G Parani ESD100 110 PCB mechanical drawing...
