AT91M63200-25AI Atmel, AT91M63200-25AI Datasheet - Page 97

• Manufacturer Part Number: AT91M63200-25AI
• Description: IC ARM7 MCU 176 TQFP
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91M63200-25AI

• Core Processor: ARM7
• Core Size: 16/32-Bit
• Speed: 25MHz
• Connectivity: EBI/EMI, SPI, UART/USART
• Peripherals: POR, WDT
• Number Of I /o: 58
• Program Memory Type: OTP
• Ram Size: 2K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 3.6 V
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 176-TQFP, 176-VQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -

Data Transfer
The following waveforms show examples of data transfers.
Figure 50. SPI Transfer Format (NCPHA Equals One, 8 Bits per Transfer)
Figure 51. SPI Transfer Format (NCPHA Equals Zero, 8 Bits per Transfer)
SPCK cycle (for reference)
SPCK cycle (for reference)
NSS (to slave)
NSS (to slave)
(from master)
(from master)
(from slave)
(from slave)
(CPOL=0)
(CPOL=1)
(CPOL=0)
(CPOL=1)
SPCK
SPCK
SPCK
SPCK
MOSI
MISO
MOSI
MISO
X
MSB
1
1
MSB
MSB
MSB
2
2
6
6
6
6
3
3
5
5
5
5
4
4
4
4
4
4
5
5
3
3
3
3
6
6
6
6
2
2
2
2
AT91M63200
7
7
1
1
1
1
8
8
LSB
LSB
LSB
LSB
X
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