AT91RM9200-QU-002 Atmel, AT91RM9200-QU-002 Datasheet - Page 158

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

Specifications of AT91RM9200-QU-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
• Processor Series: AT91Rx
• Core: ARM7TDMI
• Data Bus Width: 32 bit
• Data Ram Size: 16 KB
• Interface Type: 2-Wire, EBI, I2S, SPI, UART, USART
• Maximum Clock Frequency: 180 MHz
• Number Of Programmable I/os: 122
• Number Of Timers: 10 bit
• Operating Supply Voltage: 3 V to 3.6 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: JTRACE-ARM-2M, MDK-ARM, RL-ARM, ULINK2
• Development Tools By Supplier: AT91SAM-ICE, AT91-ISP, AT91RM9200-EK
• Minimum Operating Temperature: - 40 C
• Eeprom Memory: 0 Bytes
• Input Output: 122
• Interface: EBI/EMI, UART/USART
• Ios: 122
• Memory Type: ROM
• Number Of Bits: 32
• Package Type: 208-pin PQFP
• Programmable Memory: 128K Bytes
• Timers: 3-16-bit
• Voltage, Range: 1.65-1.95 V
• Cpu Family: 91R
• Device Core: ARM920T
• Device Core Size: 32b
• Frequency (max): 180MHz
• Total Internal Ram Size: 16KB
• # I/os (max): 122
• Number Of Timers - General Purpose: 6
• Operating Supply Voltage (typ): 1.8/3.3V
• Operating Supply Voltage (max): 1.95/3.6V
• Operating Supply Voltage (min): 1.65/3V
• Instruction Set Architecture: RISC
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 208
• For Use With: AT91SAM-ICE - EMULATOR FOR AT91 ARM7/ARM9
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Figure 18-3. Memory Connections for Eight External Devices
Note:
18.6.1.3
Figure 18-4. Memory Connection for an 8-bit Data Path Device
158
1. The maximum address space per device is 8 Mbytes.
AT91RM9200
SMC
Data Bus Width
NWR[1:0]
NCS[7:0]
A[22:0]
D[15:0]
NRD
A data bus width of 8 or 16 bits can be selected for each chip select. This option is controlled by
the DBW field in the SMC_CSR for the corresponding chip select. See
ters” on page
Figure 18-4
Figure 18-5
SMC
shows how to connect a 512K x 8-bit memory on NCS2 (DBW = 10).
shows how to connect a 512K x 16-bit memory on NCS2 (DBW = 01).
190.
D[15:8]
A[22:1]
NWR1
NWR0
D[7:0]
NCS2
NRD
A0
(1)
8 or 16
NCS0
NCS1
NCS2
Memory Enable
Output Enable
Write Enable
A[22:0]
D[15:0] or D[7:0]
NCS3
A[22:1]
D[7:0]
A0
Write Enable
Output Enable
Memory Enable
Memory Enable
NCS4
NCS5
Memory Enable
Memory Enable
NCS6
Memory Enable
NCS7
Memory Enable
Memory Enable
Memory Enable
“SMC Chip Select Regis-
1768I–ATARM–09-Jul-09