MC68HC708XL36 FREESCALE [Freescale Semiconductor, Inc], MC68HC708XL36 Datasheet - Page 280

• Manufacturer Part Number: MC68HC708XL36
• Description: HCMOS Microcontroller Unit
• Manufacturer: FREESCALE [Freescale Semiconductor, Inc]

SCI
MC68HC708XL36
280
SCR2–SCR0 — SCI Baud Rate Select Bits
Use the following formula to calculate the SCI baud rate:
where:
f
PD = prescaler divisor
BD = baud rate divisor
Crystal
These read/write bits select the SCI baud rate divisor as shown in
Table
Freescale Semiconductor, Inc.
For More Information On This Product,
SCR[2:1:0]
= crystal frequency
10. Reset clears SCR2–SCR0.
000
001
010
011
100
101
110
111
Go to: www.freescale.com
Table 10. SCI Baud Rate Selection
Baud rate
SCI
=
----------------------------------- -
64 PD BD
Baud Rate Divisor (BD)
f
Crystal
128
16
32
64
1
2
4
8
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