mcf5307cft90b Freescale Semiconductor, Inc, mcf5307cft90b Datasheet - Page 319

• Manufacturer Part Number: mcf5307cft90b
• Description: Mcf5307 Coldfire Integrated Microprocessor User
• Manufacturer: Freescale Semiconductor, Inc

Table 14-5 describes UCSRn fields.
14.3.5 UART Command Registers (UCRn)
The UART command registers (UCRn), Figure 14-6, supply commands to the UART. Only
multiple commands that do not conflict can be specified in a single write to a UCRn. For
example,
command.
Table 14-6 describes UCRn fields and commands. Examples in Section 14.5.2,
“Transmitter and Receiver Operating Modes,” show how these commands are used.
7
Bits
Bits
7–4
3–0
Value
—
Address
Name
RCS
TCS
RESET TRANSMITTER
Reset
Field
R/W
Command
Receiver clock select. Selects the clock source for the receiver channel.
1101 Prescaled BCLKO
1110 TIN divided by 16
1111 TIN
Transmitter clock select. Selects the clock source for the transmitter channel.
1101 Prescaled BCLKO
1110 TIN divided by 16
1111 TIN
—
—
7
Figure 14-6. UART Command Register (UCRn)
Freescale Semiconductor, Inc.
Table 14-5. UCSRn Field Descriptions
Table 14-6. UCRn Field Descriptions
For More Information On This Product,
6
Reserved, should be cleared.
Chapter 14. UART Modules
and
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MISC
ENABLE TRANSMITTER
MBAR + 0x1C8, 0x208
4
0000_0000
Write only
Description
3
Description
TC
2
cannot be specified in one
1
Register Descriptions
RC
0
14-9