AT91RM9200-CI-002 Atmel, AT91RM9200-CI-002 Datasheet - Page 226

• Manufacturer Part Number: AT91RM9200-CI-002
• Description: IC ARM9 MCU 256 BGA
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91RM9200-CI-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: 256-BGA
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Data Converters: -

Figure 20-10. Burst Read Using BFRDY Signal
226
Sampling
D[15:0]
BFRDY
BFAVD
BFBAA
A[24:0]
BFOE
BFCS
BFCK
Input
Burst Read
Signal Control Advance Address (BAAEN = 1)
AT91RM9200
When the RDYEN mode is disabled (RDYEN = 0), the BFRDY signal at the BFC input interface
is ignored. This mode is provided for Burst Flash devices that do not handle the BFRDY signal.
AVL
D0
D0
Address (D0)
D1
D1
D 2
D2
(A)
D3
D3
Address Valid Latency = 4 BFCK cycles (AVL field = 3)
Output Enable Latency (OEL) = 1 BFCK cycle
(B)
(C)
D4
D4
D5
1768I–ATARM–09-Jul-09
D5
D6
D6
D7
D7