MC68HC705MC4 Datasheet, PDF (88/99 Pages) Motorola, Inc – Microcontrollers

MC68HC705MC4 Specification Rev. 1.5
Table 10-2: Baud Rate Selection
SCR[2:1:0]
000
001
010
011
100
101
110
111
SCI Baud Rate (Baud)
Prescaled Clock 1
Prescaled Clock 2
Prescaled Clock 4
Prescaled Clock 8
Prescaled Clock 16
Prescaled Clock 32
Prescaled Clock 64
Prescaled Clock 128
Table 10-3: Baud Rate Selection Examples shows all possible SCI baud rates derived
from crystal frequencies of 2 MHz, 4 MHz, 4.194304 MHz, and 6 MHz.
Section 10: Serial Communication Interface
MOTOROLA
Page 79