MC68HC908GR4 MOTOROLA [Motorola, Inc], MC68HC908GR4 Datasheet - Page 252

• Manufacturer Part Number: MC68HC908GR4
• Description: Microcontrollers
• Manufacturer: MOTOROLA [Motorola, Inc]

Serial Communications Interface (SCI)
18.8.2 PE1/RxD (Receive Data)
18.9 I/O Registers
18.9.1 SCI Control Register 1
Technical Data
252
The PE1/RxD pin is the serial data input to the SCI receiver. The SCI
shares the PE1/RxD pin with port E. When the SCI is enabled, the
PE1/RxD pin is an input regardless of the state of the DDRE1 bit in data
direction register E (DDRE).
These I/O registers control and monitor SCI operation:
SCI control register 1:
Freescale Semiconductor, Inc.
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
For More Information On This Product,
SCI control register 1 (SCC1)
SCI control register 2 (SCC2)
SCI control register 3 (SCC3)
SCI status register 1 (SCS1)
SCI status register 2 (SCS2)
SCI data register (SCDR)
SCI baud rate register (SCBR)
Enables loop mode operation
Enables the SCI
Controls output polarity
Controls character length
Controls SCI wakeup method
Controls idle character detection
Enables parity function
Controls parity type
Serial Communications Interface (SCI)
Go to: www.freescale.com
MC68HC908GR8 — Rev 4.0
MOTOROLA