AT32AP7001-ALUT Atmel, AT32AP7001-ALUT Datasheet - Page 579

• Manufacturer Part Number: AT32AP7001-ALUT
• Description: IC MCU 32BIT AVR32 208-LQFP
• Manufacturer: Atmel
• Series: AVR®32 AP7r

Specifications of AT32AP7001-ALUT

• Core Processor: AVR
• Core Size: 32-Bit
• Speed: 150MHz
• Connectivity: EBI/EMI, I²C, MMC, PS2, SPI, SSC, UART/USART, USB
• Peripherals: AC'97, DMA, I²C, POR, PWM, WDT
• Number Of I /o: 90
• Program Memory Type: ROMless
• Ram Size: 32K x 8
• Voltage - Supply (vcc/vdd): 1.65 V ~ 1.95 V
• Data Converters: D/A 2x16b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 208-LQFP
• Data Bus Width: 32 bit
• Data Ram Size: 32 KB
• Interface Type: EBI, ISI, MCI, PS2, SPI, TWI, USB
• Maximum Clock Frequency: 150 MHz
• Number Of Programmable I/os: 90
• Number Of Timers: 3
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• On-chip Dac: 16 bit, 1 Channel
• Package: 208PQFP
• Device Core: AVR32
• Family Name: AT32
• Maximum Speed: 150 MHz
• Operating Supply Voltage: 1.8 V
• For Use With: ATAVRONEKIT - KIT AVR/AVR32 DEBUGGER/PROGRMMRATNGW100 - KIT AVR32 NETWORK GATEWAYATSTK1000 - KIT STARTER FOR AVR32AP7000
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -
• Lead Free Status / Rohs Status: Details

31.7.2.4
32015G–AVR32–09/09
Write Operation
Figure 31-9. Read Functional Flow Diagram
Note:
In write operation, the MR register is used to define the padding value when writing non-multiple
block size. If the bit DMAPADV is 0, then 0x00 value is used when padding data, otherwise 0xFF
is used.
Number of words to read = BlockLength/4
Set the block length (in bytes)
1. This command is supposed to have been correctly sent (see
Number of words to read = 0 ?
MR |= (BlockLength << 16)
Number of words to read - 1
Reset the PDCMODE bit
Number of words to read =
READ_SINGLE_BLOCK
Read status register SR
MR &= ~PDCMODE
Read data = RDR
Send command
RXRDY = 0 ?
No
Poll the bit
No
No
(1)
Send command SEL_DESEL_CARD
Send command SET_BLOCKLEN
Yes
Yes
to select the card
RETURN
Read with DMA
RETURN
Set the block length (in bytes)
Configure the DMA controller
MR |= (BlockLength << 16)
Yes
READ_SINGLE_BLOCK
Wait for data from MMC
Send command
Figure
Data received?
DMA transfer
Complete ?
RETURN
AT32AP7001
31-8).
Yes
Yes
(1)
No
No
579