MCIMX31C_08 Datasheet, PDF (7/108 Pages) Freescale Semiconductor, Inc – Multimedia Applications Processors for Industrial and Automotive Products

Functional Description and Application Information
Table 3. Digital and Analog Modules (continued)
Block
Mnemonic
Block Name
Functional
Grouping
Brief Description
Section/
Page
Fusebox Fusebox
ROM
The Fusebox is a ROM that is factory configured by Freescale.
4.3.12/49
See also
Table 10
GPIO General
Pins
Purpose I/O
Module
The GPIO provides several groups of 32-bit bidirectional, general
—
purpose I/O. This peripheral provides dedicated general-purpose
signals that can be configured as either inputs or outputs.
GPT General
Timer
The GPT is a multipurpose module used to measure intervals or
—
Purpose Timer Peripheral generate periodic output.
GPU
I²C
Graphics
Multimedia The GPU provides hardware acceleration for 2D and 3D graphics
Processing Unit Peripheral algorithms.
Inter IC
Connectivity The I²C provides serial interface for controlling the Sensor Interface
Communication Peripheral and other external devices. Data rates of up to 100 Kbits/s are
supported.
—
4.3.13/50
IIM IC Identification ID
The IIM provides an interface for reading device identification.
—
Module
IPU Image
Multimedia The IPU processes video and graphics functions in the MCIMX31C 4.3.14/51,
Processing Unit Peripheral and interfaces to video, still image sensors, and displays.
4.3.15/53
KPP Keypad Port Connectivity The KPP is used for keypad matrix scanning or as a general purpose
—
Peripheral I/O. This peripheral simplifies the software task of scanning a keypad
matrix.
MPEG-4 MPEG-4 Video Multimedia The MPEG-4 encoder accelerates video compression, following the
—
Encoder
Peripherals MPEG-4 standard
MSHC
Memory Stick Connectivity The MSHC is placed in between the AIPS and the customer memory 4.3.16/78
Host Controller Peripheral stick to support data transfer from the MCIMX31C to the customer
memory stick.
PADIO Pads I/O
Buffers and The PADIO serves as the interface between the internal modules and 4.3.1/16
Drivers
the device's external connections.
PCMCIA PCM
Connectivity The PCMCIA Host Adapter provides the control logic for PCMCIA
Peripheral socket interfaces.
4.3.17/80
PWM Pulse-Width
Modulator
Timer
The PWM has a 16-bit counter and is optimized to generate sound 4.3.18/82
Peripheral from stored sample audio images. It can also generate tones.
RNGA Random
Security
The RNGA module is a digital integrated circuit capable of generating
—
Number
32-bit random numbers. It is designed to comply with FIPS-140
Generator
standards for randomness and non-determinism.
Accelerator
RTC Real Time Clock Timer
The RTC module provides a current stamp of seconds, minutes,
—
Peripheral hours, and days. Alarm and timer functions are also available for
programming. The RTC supports dates from the year 1980 to 2050.
RTIC Run-Time
Security
The RTIC ensures the integrity of the peripheral memory contents
—
Integrity
and assists with boot authentication.
Checkers
MCIMX31C/MCIMX31LC Technical Data, Rev. 4.1
Freescale Semiconductor
7