RM9200 Atmel Corporation, RM9200 Datasheet - Page 41

• Manufacturer Part Number: RM9200
• Manufacturer: Atmel Corporation

Specifications of RM9200

• Flash (kbytes): 0 Kbytes
• Pin Count: 256
• Max. Operating Frequency: 180 MHz
• Cpu: ARM920
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 122
• Ext Interrupts: 122
• Usb Transceiver: 3
• Usb Speed: Full Speed
• Usb Interface: Host, Device
• Spi: 1
• Twi (i2c): 1
• Uart: 5
• Ssc: 3
• Ethernet: 1
• Sd / Emmc: 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 16
• Self Program Memory: NO
• External Bus Interface: 1
• Dram Memory: sdram
• Nand Interface: Yes
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 3.3
• Fpu: No
• Mpu / Mmu: No / Yes
• Timers: 6
• Output Compare Channels: 6
• Input Capture Channels: 6
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: No

4.3
ARM DDI 0180A
ARM Processor
Pipeline
Coprocessor Pipeline
GCLK
ID[31:0]
InMREQ
PASS
CHSD[1:0]
CHSE[1:0]
DD[31:0]
MCR
DDIN[31:0]
MRC
MCR/MRC
These cycles look very similar to STC/LDC. An example, with a busy-wait state, is
shown in Figure 4-3:
CPRT
© Copyright ARM Limited 2000. All rights reserved.
Decode
Decode
LAST
Execute
(GO)
Figure 4-3 ARM9TDMI MCR / MRC transfer timing
Execute
(GO)
IGNORED
Memory
(GO)
Memory
(GO)
(LAST)
Write
(LAST)
Write
4-9