MC68HC908AP16CFA MOTOROLA [Motorola, Inc], MC68HC908AP16CFA Datasheet - Page 245

• Manufacturer Part Number: MC68HC908AP16CFA
• Description: Microcontrollers
• Manufacturer: MOTOROLA [Motorola, Inc]

13.8.6 SCI Data Register
MC68HC908AP Family — Rev. 2.5
MOTOROLA
NOTE:
Address:
The SCI data register (SCDR) is the buffer between the internal data bus
and the receive and transmit shift registers. Reset has no effect on data
in the SCI data register.
R7/T7–R0/T0 — Receive/Transmit Data Bits
Do not use read/modify/write instructions on the SCI data register.
Reset:
Read:
Write:
Reading the SCDR accesses the read-only received data bits,
R7–R0. Writing to the SCDR writes the data to be transmitted, T7–T0.
Reset has no effect on the SCDR.
Freescale Semiconductor, Inc.
For More Information On This Product,
$0018
Bit 7
R7
T7
Go to: www.freescale.com
Figure 13-15. SCI Data Register (SCDR)
R6
T6
6
R5
T5
5
Unaffected by reset
Serial Communications Interface Module (SCI)
R4
T4
4
R3
T3
3
R2
T2
2
R1
T1
1
I/O Registers
Data Sheet
Bit 0
R0
T0
245