Texas Instruments RM46 Hercules Safety MCU controlCARD TMDXRM46CNCD TMDXRM46CNCD Datenbogen
Produktcode
TMDXRM46CNCD
SPNS184A – SEPTEMBER 2012 – REVISED SEPTEMBER 2013
5.9
Serial Communication Interface (SCI)
5.9.1
Features
•
Standard universal asynchronous receiver-transmitter (UART) communication
•
Supports full- or half-duplex operation
•
Standard nonreturn to zero (NRZ) format
•
Double-buffered receive and transmit functions
•
Configurable frame format of 3 to 13 bits per character based on the following:
–
–
Data word length programmable from one to eight bits
–
Additional address bit in address-bit mode
–
Parity programmable for zero or one parity bit, odd or even parity
–
Stop programmable for one or two stop bits
•
Asynchronous or isosynchronous communication modes
•
Two multiprocessor communication formats allow communication between more than two devices.
•
Sleep mode is available to free CPU resources during multiprocessor communication.
•
The 24-bit programmable baud rate supports 2
24
different baud rates provide high accuracy baud rate
selection.
•
Four error flags and Five status flags provide detailed information regarding SCI events.
•
Capability to use DMA for transmit and receive data.
148
Peripheral Information and Electrical Specifications
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