MCF5272VF66 Freescale, MCF5272VF66 Datasheet - Page 378

• Manufacturer Part Number: MCF5272VF66
• Manufacturer: Freescale

Specifications of MCF5272VF66

• Family Name: MCF5xxx
• Device Core: ColdFire
• Device Core Size: 32b
• Frequency (max): 66MHz
• Instruction Set Architecture: RISC
• Supply Voltage 1 (typ): 3.3V
• Operating Temp Range: 0C to 70C
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 196
• Package Type: MA-BGA
• Lead Free Status / RoHS Status: Not Compliant

UART Modules
16.3.17 UART Output Port Command Registers (UOP1n/UOP0n)
The RTS output can be asserted by writing a 1 to UOP1n[RTS] and negated by writing a 1 to UOP0n[RTS].
See
Table 16-14
16.4
Figure 16-21
16-18
Bits
7–1
0
Figure
Reset
Field
Addr
R/W
To Interrupt
Controller
Interface
Name
External clock (URT_CLK)
RTS
to CPU
UART Module Signal Definitions
—
(SIM)
16-20.
Figure 16-21. UART Block Diagram Showing External and Internal Interface Signals
describes UOP1 and UOP0 fields.
shows both the external and internal signal groups.
7
Reserved, should be cleared.
Output port parallel output. Controls assertion (UOP1)/negation (UOP0) of RTS output.
0 Not affected.
1 Asserts RTS (UOP1). Negates RTS (UOP0).
CLKIN
or
UART0: MBAR + 0x138 (UOP1), 0x13C (UOP0); UART1 0x178 (UOP1), 0x17C (UOP0)
Figure 16-20. UART Output Port Command Registers (UOP1/UOP0)
Address Bus
MCF5272 ColdFire
Control
Table 16-14. UOP1/UOP0 Field Descriptions
Data
IRQ
Internal
Control
Logic
®
Integrated Microprocessor User’s Manual, Rev. 3
UART Module
Internal Bus
—
0000_0000
Write only
Description
Transmit Buffer
Receive Buffer
Clock Source
24-Character
24-Character
Output Port
Generator
Input Port
URT_RTS
URT_CTS
URT_RxD
URT_TxD
1
Freescale Semiconductor
External
Interface
Signals
RTS
0