MCF5307CFT66B Freescale Semiconductor, MCF5307CFT66B Datasheet - Page 329
MCF5307CFT66B
Manufacturer Part Number
MCF5307CFT66B
Description
IC MPU 32BIT 66MHZ COLDF 208FQFP
Manufacturer
Freescale Semiconductor
Series
MCF530xr
Datasheets
1.MCF5307AI66B.pdf
(484 pages)
2.MCF5307AI66B.pdf
(16 pages)
3.MCF5307AI66B.pdf
(2 pages)
Specifications of MCF5307CFT66B
Core Processor
Coldfire V3
Core Size
32-Bit
Speed
66MHz
Connectivity
EBI/EMI, I²C, UART/USART
Peripherals
DMA, POR, WDT
Number Of I /o
16
Program Memory Type
ROMless
Ram Size
4K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 V
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Package / Case
208-FQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Program Memory Size
-
Data Converters
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MCF5307CFT66B
Manufacturer:
FREESCAL
Quantity:
154
Company:
Part Number:
MCF5307CFT66B
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
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14.5.1.2 Calculating Baud Rates
The following sections describe how to calculate baud rates.
14.5.1.2.1 BCLKO Baud Rates
When BCLKO is the UART clocking source, it goes through a divide-by-32 prescaler and
then passes through the 16-bit divider of the concatenated UDUn and UDLn registers.
Using a 45-MHz BCLKO, the baud-rate calculation is as follows:
let baud rate = 9600, then
therefore UDU = 0x00 and UDL = 0x92.
14.5.1.2.2 External Clock
An external source clock (TIN) can be used as is or divided by 16.
14.5.2 Transmitter and Receiver Operating Modes
Figure 14-20 is a functional block diagram of the transmitter and receiver showing the
command and operating registers, which are described generally in the following sections
and described in detail in Section 14.3, “Register Descriptions.”
Divider
Freescale Semiconductor, Inc.
For More Information On This Product,
=
Baudrate
---------------------------- -
[
32 9600
45MHz
Chapter 14. UART Modules
×
Go to: www.freescale.com
Baudrate
]
=
=
Externalclockfrequency
-------------------------------------------------------------------- -
146 decimal
=
(
----------------------------------- -
[
32 divider
45MHz
×
16or1
)
=
0092 hexadecimal
]
(
)
Operation
14-19
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