
AMB2300 manual V2.3
12/16
Released: 28.01.2010
TX_Switch_p
Audio interface, no connection necessary
(PG7 fulfis these function now)
VDD_DIGI_PER_D
OP5 (Input) must be configured
(UART configuration)
---
OP4 (Input) must be configured
(UART configuration)
5 Minimum connection to run the AMB2300
In order to realize a radio transmission, the following connections of the AMB2300 have to be
wired:
VCC, GND Power supply
RX, TX
UART data
RTS, CTS
UART handshake; if does not need: short RTS and CTS or contact CTS at GND
(without flow control it can come to overrun and lost data)
OP3
High (connect to VCC)
OP4, OP5
Configuration UART, see chapter 2.2.3 (open or 1KΩ pull-up)
All other pins don’t need to be connected.
6 References
[1] LMX9830 Data Sheet
[2] LMX9830 Software User’s Guide
[3] Simply Blue Commander