Sci Baud Rate Register - Motorola MC68HC908GP32 Technical Data Manual

Serial Communications Interface Module (SCI)

18.9.7 SCI Baud Rate Register

Technical Data
274
Freescale Semiconductor, Inc.
The baud rate register (SCBR) selects the baud rate for both the receiver
and the transmitter.
Address: $0019
Bit 7 6
Read:
Write:
Reset: 0 0
= Unimplemented
Figure 18-16. SCI Baud Rate Register (SCBR)
SCP1 and SCP0 — SCI Baud Rate Prescaler Bits
These read/write bits select the baud rate prescaler divisor as shown
in Table 18-6. Reset clears SCP1 and SCP0.
Table 18-6. SCI Baud Rate Prescaling
SCP1 and SCP0
00
01
10
11
SCR2–SCR0 — SCI Baud Rate Select Bits
These read/write bits select the SCI baud rate divisor as shown in
Table 18-7. Reset clears SCR2–SCR0.
Serial Communications Interface Module (SCI)
For More Information On This Product,
Go to: www.freescale.com
5 4 3
SCP1 SCP0 R
0 0 0
R
Prescaler Divisor (PD)
MC68HC908GP32
2 1 Bit 0
SCR2 SCR1 SCR0
0 0 0
= Reserved
1
3
4
13
MC68HC08GP32 Rev. 6
• —
MOTOROLA