MCF5249LAG120 Freescale Semiconductor, MCF5249LAG120 Datasheet - Page 210

• Manufacturer Part Number: MCF5249LAG120
• Description: IC MPU 32BIT COLDF 144-LQFP
• Manufacturer: Freescale Semiconductor
• Series: MCF524xr

Specifications of MCF5249LAG120

• Core Processor: Coldfire V2
• Core Size: 32-Bit
• Speed: 120MHz
• Connectivity: I²C, IDE, MMC, SPI, UART/USART
• Peripherals: DMA, I²S, POR, Serial Audio, WDT
• Number Of I /o: 34
• Program Memory Type: ROMless
• Ram Size: 96K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Data Converters: A/D 4x12b
• Oscillator Type: External
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 144-LQFP
• Family Name: MCF5xxx
• Device Core: ColdFire
• Device Core Size: 32b
• Frequency (max): 120MHz
• Instruction Set Architecture: RISC
• Supply Voltage 1 (typ): 1.8V
• Operating Temp Range: 0C to 70C
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 144
• Package Type: LQFP
• Maximum Clock Frequency: 120 MHz
• Maximum Operating Temperature: + 105 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: 0 C
• Program Memory Size: 8KB
• Cpu Speed: 120MHz
• Embedded Interface Type: I2C, QSPI, UART
• Digital Ic Case Style: LQFP
• No. Of Pins: 144
• Rohs Compliant: Yes
• For Use With: M5249C3 - KIT EVAL FOR M5249 W/ETHERNET
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -
• Lead Free Status / Rohs Status: Compliant

/* second one more suitable for interrupt driven */
wait until ((FLASHMEDIACMD2 & 0xFFFF) == 0) OR
wait until (SHIFTBUSY2FALL event)
/* receive status from host */
wait until (SHIFTBUSY2RISE event) OR
wait until ((FLASHMEDIASTATUS & 8)!= 0)
RESPBITCOUNT = 46 or 134 /* depends on command */
FLASHMEDIACMD2 = 0xC00000 + RESPBITCOUNT;
while(RESPBITCOUNT > 0)
}
}
}
/* start sending data to card */
BLOCKCOUNT:= <N>
while(BLOCKCOUNT > 0)
}
}
}
FLASHMEDIACMD2 = 0;
{
if(FLASHMEDIADATA2 full)
{
-- start transmission of new block
DATABITCOUNT = <blockLen> + crcLen;
FLASHMEDIACMD1 = 0x260000 + dataBitCount +
while(DATABITCOUNT > 0)
wait until((FLASHMEDIACMD1 & 0xFFFF) == 0) OR
wait until (SHIFTBUSY1FALL event)
-- receive CRC status from card
wait until (SHIFTBUSY1RISE event) OR
wait until ((FLASHMEDIASTATUS & 2)!= 0)
FLASHMEDIACMD1 = 3;
wait until(FLASHMEDIADATA1 full)
CRC status = 0x7 & FLASHMEDIADATA1
FLASHMEDIACMD1 = 0x80000;
/* wait for interrupt now.
*/
wait until ((FLASHMEDIASTATUS & 4) == 0) /* busy end */
FLASHMEDIACMD1 = 0;
BLOCKCOUNT:= BLOCKCOUNT - 1;
{
read data from FLASHMEDIADATA2
RESPBITCOUNT:= RESPBITCOUNT - 32;
{
if(FLASHMEDIADATA1 empty)
On rising edge of busy, INTLEVEL1RISE event will
occur. On falling edge of busy, INTLEVEL1FALL event
will occur. During busy, (FLASHMEDIASTATUS & 4) == 4
{
write data to FLASHMEDIADATA1
DATABITCOUNT = DATABITCOUNT - 32;
wide_shift_mask;
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