MC908JB12DWE Datasheet, PDF (229/332 Pages) Freescale Semiconductor, Inc – MC68HC908JB16 Technical Data

Serial Communications Interface Module (SCI)
12.9 I/O Registers
These I/O registers control and monitor SCI operation:
• 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)
12.9.1 SCI Control Register 1
SCI control register 1:
• 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
MC68HC908JB16 — Rev. 1.1
Freescale Semiconductor
Serial Communications Interface Module (SCI)
Technical Data
229