MCIMX31 Motorola Semiconductor Products, MCIMX31 Datasheet - Page 4

• Manufacturer Part Number: MCIMX31
• Manufacturer: Motorola Semiconductor Products

Functional Description and Application Information
1.3
Figure 1
2
2.1
The CPU of the i.MX31 is the ARM1136JF-S core based on the ARM v6 architecture. It supports the
ARM Thumb
codes), and a range of SIMD DSP instructions that operate on 16-bit or 8-bit data values in 32-bit registers.
The ARM1136JF-S processor core features:
4
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•
•
•
Functional Description and Application Information
Integer unit with integral EmbeddedICE
Eight-stage pipeline
Branch prediction with return stack
Low-interrupt latency
SRAM, PSRAM,
shows the i.MX31 simplified interface block diagram.
Block Diagram
ARM11 Microprocessor Core
NOR Flash
®
instruction sets, features Jazelle
Fast
IrDA
External Memory
Interface (EMI)
SDRAM
ARM11
Bluetooth
ARM1136JF-S
DDR
ROMPATCH
L2-Cache
D-Cache
I-Cache
ETM
Internal
Memory
MAX
SDMA
VFP
TM
Figure 1. i.MX31 Simplified Interface Block Diagram
NAND Flash,
SmartMedia
Platform
Baseband
MCIMX31/MCIMX31L Advance Information, Rev. 3.2
Video Encoder
TM
Preliminary—Subject to Change Without Notice
MPEG-4
WLAN
Sensor (2)
Mem Stick (2)
Camera
PCMCIA/CF
Expansion
Image Processing Unit (IPU)
SDHC (2)
Debug
Pre and Post Processing
ECT
SJC
SIM
ATA
Inversion and Rotation
®
Camera Interface
™
Card
Display/TV Ctl
SD
technology (which enables direct execution of Java byte
Blending
logic
Display (2)
Parallel
Card
PC
EPIT (2)
Security
WDOG
Timers
RNGA
* GPU unavailable for i.MX31L
RTIC
RTC
GPT
SCC
Serial
LCD
Card
PC
AP Peripherals
USB Host (2)
USB-OTG
AUDMUX
1-WIRE
UART (5)
CSPI (3)
SSI (2)
I
PWM
GPIO
GPU*
CCM
2
KPP
Detection
FIR
IIM
C (3)
Tamper
Host/Device
USB
®
Freescale Semiconductor
Management
Hard Drive
Keypad
EPROM
Keyboard
Mouse
Serial
8 x 8
Power
GPS
ATA
IC