MC68HC705C Motorola, MC68HC705C Datasheet - Page 134

• Manufacturer Part Number: MC68HC705C
• Description: HCMOS Microcontroller Unit
• Manufacturer: Motorola

Serial Communications Interface (SCI)
10.6.5 Baud Rate Register
Technical Data
134
Address:
The baud rate register shown in
both the receiver and the transmitter.
SCP1 and SCP0 — SCI Prescaler Select Bits
Reset:
Read:
Write:
These read/write bits control prescaling of the baud rate generator
clock, as shown in
SCP[1:0]
Serial Communications Interface (SCI)
$000D
Bit 7
Table 10-1. Baud Rate Generator Clock Prescaling
U
00
01
10
11
Figure 10-9. Baud Rate Register (Baud)
= Unimplemented
U
6
Table
SCP1
5
0
10-1. Resets clear both SCP1 and SCP0.
Figure 10-9
SCP0
4
0
Baud Rate Generator Clock
U = Unaffected
Internal clock
Internal clock
Internal clock
Internal clock
U
3
selects the baud rate for
MC68HC705C8A — Rev. 2.0
SCR2
U
2
13
1
3
4
SCR1
U
1
MOTOROLA
SCR0
Bit 0
U