MC68HC711D3_05 Datasheet, PDF (74/138 Pages) Freescale Semiconductor, Inc – Microcontrollers

Serial Communications Interface (SCI)
EXTAL
XTAL
OSCILLATOR
AND
CLOCK GENERATOR
(÷ 4)
E
AS
INTERNAL BUS CLOCK (PH2)
÷3
÷4
÷ 13
SCP1 AND SCP0
0:0
0:1
1:0
1:1
SCR2–SCR0
0:0:0
÷2
0:0:1
÷2
0:1:0
÷2
0:1:1
÷2
1:0:0
÷2
1:0:1
÷2
1:1:0
÷ 16
SCI
TRANSMIT
BAUD RATE
(1X)
÷2
1:1:1
SCI
RECEIVE
BAUD RATE
(16X)
Figure 6-8. SCI Baud Rate Diagram
MC68HC711D3 Data Sheet, Rev. 2.1
74
Freescale Semiconductor