mc68hc11k4 Freescale Semiconductor, Inc, mc68hc11k4 Datasheet - Page 164

• Manufacturer Part Number: mc68hc11k4
• Description: Mc68hc11k1 Microcontroller
• Manufacturer: Freescale Semiconductor, Inc

Serial Communications Interface (SCI)
7.9.5 Serial Communication Status Register 2
Technical Data
164
Address $0075
FE — Framing Error Flag
PF — Parity Error Flag
RAF — Receiver Active Flag
Reset:
Read:
Write:
FE is set when a 0 is detected where a stop bit (logic 1) was expected.
PF is set if received data has incorrect parity. Clear PF by reading
SCSR1.
RAF is a read-only bit.
Freescale Semiconductor, Inc.
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0 = Stop bit detected
1 = Logic 0 detected at the end of a character
0 = Parity disabled
1 = Parity enabled
0 = Receiver is inactive.
1 = A character is being received.
Serial Communications Interface (SCI)
Bit 7
0
1
Figure 7-10. SCI Status Register 2 (SCSR2)
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= Unimplemented
6
0
1
5
0
0
4
0
0
3
0
0
2
0
0
M68HC11K Family
1
0
0
MOTOROLA
Bit 0
RAF
0