MCF5272VF66 Freescale Semiconductor, MCF5272VF66 Datasheet - Page 358
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MCF5272VF66
Manufacturer Part Number
MCF5272VF66
Description
IC MPU 32BIT 66MHZ 196-MAPBGA
Manufacturer
Freescale Semiconductor
Series
MCF527xr
Specifications of MCF5272VF66
Core Processor
Coldfire V2
Core Size
32-Bit
Speed
66MHz
Connectivity
EBI/EMI, Ethernet, I²C, SPI, UART/USART, USB
Peripherals
DMA, WDT
Number Of I /o
32
Program Memory Size
16KB (4K x 32)
Program Memory Type
ROM
Ram Size
1K x 32
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 V
Oscillator Type
External
Operating Temperature
0°C ~ 70°C
Package / Case
196-MAPBGA
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
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Timer Module
15.3.2
Each TRR holds a 16-bit reference value that is compared with the free-running TCN as part of the output
compare function. A match occurs when TCN increments to equal TRR.
15.3.3
Each TCAP is used to latch the TCN value during a capture operation when an edge occurs on the
respective TIN0, TIN1, UART0_RxD, or UART1_RxD, as programmed in TMRn.
15.3.4
TCN registers are 16-bit up counters. Reading a TCNn gives the current counter value without affecting
counting. A write cycle to a TCN register causes it to be cleared.
15-4
Bits
0
Reset
Reset
Reset
Field
Field
Field
Addr
Addr
Addr
R/W
R/W
R/W
Name
RST
15
15
15
Timer Reference Registers (TRR0–TRR3)
Timer Capture Registers (TCAP0–TCAP3)
Timer Counters (TCN0–TCN3)
Reset timer.
0 A transition from 1 to 0 resets the timer. Other register values can be written. The counter/timer/prescaler
1 Enable timer
are not clocked unless the timer is enabled.
MCF5272 ColdFire
MBAR + 0x208 (TCAP0); 0x228 (TCAP1); 0x248 (TCAP2); 0x268 (TCAP3)
Figure 15-4. Timer Capture Registers (TCAP0–TCAP3)
Figure 15-3. Timer Reference Registers (TRR0–TRR3)
MBAR + 0x20C (TCN0); 0x22C (TCN1); 0x24C (TCN2); 0x26C (TCN3)
MBAR + 0x204 (TRR0); 0x224 (TRR1); 0x244 (TRR2); 0x264 (TRR3)
Table 15-1. TMRn Field Descriptions (continued)
Figure 15-5. Timer Counter (TCN0–TCN3)
®
Integrated Microprocessor User’s Manual, Rev. 3
COUNT (16-bit timer counter value)
CAP (16-bit capture counter value)
REF (16-bit reference value)
1111_1111_1111_1111
0000_0000_0000_0000
0000_0000_0000_0000
Read/Write
Read/Write
Read Only
Description
Freescale Semiconductor
0
0
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