AT91RM9200-QI-002 Atmel, AT91RM9200-QI-002 Datasheet - Page 84

• Manufacturer Part Number: AT91RM9200-QI-002
• Description: IC ARM9 MCU 208 PQFP
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91RM9200-QI-002

• Core Processor: ARM9
• Core Size: 16/32-Bit
• Speed: 180MHz
• Connectivity: EBI/EMI, Ethernet, I²C, MMC, SPI, SSC, UART/USART, USB
• Peripherals: POR
• Number Of I /o: 122
• Program Memory Size: 128KB (128K x 8)
• Program Memory Type: ROM
• Ram Size: 48K x 8
• Voltage - Supply (vcc/vdd): 1.65 V ~ 1.95 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 208-MQFP, 208-PQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Data Converters: -

13.2
The Boot Program implements the algorithm presented in
Figure 13-1. Boot Program Algorithm Flow Diagram
84
Flow Diagram
AT91RM9200
*DFU = Device Firmware Upgrade
EEPROM Boot
SPI DataFlash
Parallel
Device
Setup
Boot
TWI
Boot
Timeout 40 ms
Timeout 10 ms
OR
Yes
Yes
Yes
Download from
Download from
Download from
USB Download
DFU* protocol
DBGU Serial
8-bit Device
DataFlash
Download
EEPROM
Figure
13-1.
Run
Run
Run
Run
Run
Bootloader
Boot Uploader
1768I–ATARM–09-Jul-09