MCF5282CVF80J Freescale Semiconductor, MCF5282CVF80J Datasheet - Page 95
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MCF5282CVF80J
Manufacturer Part Number
MCF5282CVF80J
Description
IC MPU 512K FLASH 256MAPBGA
Manufacturer
Freescale Semiconductor
Series
MCF528xr
Datasheet
1.MCF5216CVM66J.pdf
(766 pages)
Specifications of MCF5282CVF80J
Core Processor
Coldfire V2
Core Size
32-Bit
Speed
80MHz
Connectivity
CAN, EBI/EMI, Ethernet, I²C, SPI, UART/USART
Peripherals
DMA, LVD, POR, PWM, WDT
Number Of I /o
150
Program Memory Size
512KB (512K x 8)
Program Memory Type
FLASH
Ram Size
64K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 3.6 V
Data Converters
A/D 8x10b
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Package / Case
256-MAPBGA
Processor Series
MCF528x
Core
ColdFire V2
3rd Party Development Tools
JLINK-CF-BDM26, EWCF
Development Tools By Supplier
NNDK-MOD5282-KIT
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Lead Free Status / Rohs Status
No
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MCF5282CVF80J
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
- Current page: 95 of 766
- Download datasheet (9Mb)
Freescale Semiconductor
break;
case 2:
if (MACSR.OMC == 0 || MACSR.PAVn == 0)
if ((operandY[31:0] == 0x8000_0000) and and
MACSR.V = MACSR.PAVn
MACSR.N = ACCx[47]
if (ACCx[47:0] == 0x0000_0000_0000)
if ((ACCx[47:39] == 0x00_0) || (ACCx[47:39] == 0xff_1))
then {
then MACSR.Z = 1
else MACSR.Z = 0
then MACSR.EV = 0
else MACSR.EV = 1
/* perform the multiply */
product[63:0] = (operandY[31:0] * operandX[31:0]) << 1
/* check for product rounding */
if (MACSR.R/T == 1)
/* sign-extend to 48 bits and combine with accumulator */
/* check for the -1 * -1 overflow case */
if (inst == MSAC)
/* check for accumulation overflow */
if (accumulationOverflow == 1)
/* transfer the result to the accumulator */
ACCx[47:0] = result[47:0]
MACSR.PAVn = 0
/* select the input operands */
if (sz == word)
}
}
else {operandY[31:0] = Ry[31:0]
}
then { /* perform convergent rounding */
else if ((product[23:0] == 0x80_0000) and and
}
then product[71:64] = 0x00
else product[71:64] = {8{product[63]}}
then result[47:0] = ACCx[47:0] - product[71:24]
else result[47:0] = ACCx[47:0] + product[71:24]
then {MACSR.PAVn = 1
}
then {if (U/Ly == 1)
MCF5282 and MCF5216 ColdFire Microcontroller User’s Manual, Rev. 3
operandX[31:0] = Rx[31:0]
if (product[23:0] > 0x80_0000)
MACSR.V = 1
if (MACSR.OMC == 1)
/* unsigned integers */
if (U/Lx == 1)
then operandX[31:0] = {Rx[31:16], 0x0000}
else operandX[31:0] = {Rx[15:0],
then product[63:24] = product[63:24] + 1
then /* accumulation overflow,
then operandY[31:0] = {0x0000, Ry[31:16]}
else operandY[31:0] = {0x0000, Ry[15:0]}
if (result[47] == 1)
then product[63:24] = product[63:24] + 1
saturationMode enabled */
then result[47:0] = 0x007f_ffff_ff00
else result[47:0] = 0xff80_0000_0000
(operandX[31:0] == 0x8000_0000))
/* sign-extend */
0x0000}
/* zero-fill */
Enhanced Multiply-Accumulate Unit (EMAC)
(product[24] == 1))
3-17
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