MEDs Technologies Pte Ltd MBTM64 用户手册
MEDS Technologies Bluetooth Module64 Datasheet V0.8
CONFIDENTIAL
2nd-July-2012 8/18
3.2 HARDWARE INTERFACE
3.2.1 UART Interface
The UART interface has the following features
Operation Voltage : 1.8V or 3.3V
Full-duplex 4 wire data transfer : Rx,Tx, RTS, CTS.
Programmable baudrate : Up to 2.7Mbps
Data Format (No parity bit) ; LSB first.
Full-duplex 4 wire data transfer : Rx,Tx, RTS, CTS.
Programmable baudrate : Up to 2.7Mbps
Data Format (No parity bit) ; LSB first.
o
Start bit (1 bit)
o
Data bit (8-bit)
o
Stop bit (1 bit)
Error Detection : Character timeout, Overrun error, Framing error
The UART pins can be used as general purpose IOs. Software shall set the UART interface upon
power up or after reset.
Figure 3.2.1a: Connection of UART
Figure 3.2.1b: UART Data Frame