iMX233-OLINUXINO-MICRO Olimex Ltd., iMX233-OLINUXINO-MICRO Datasheet - Page 18

• Manufacturer Part Number: iMX233-OLINUXINO-MICRO
• Description: Development Boards & Kits - ARM OLINUXINO i.MX233 MICRO LINUX SBC
• Manufacturer: Olimex Ltd.

Specifications of iMX233-OLINUXINO-MICRO

• Rohs: yes
• Product: Development Boards
• Tool Is For Evaluation Of: MCIMX233CAG4C
• Core: ARM926EJ-S
• Interface Type: Ethernet, USB
• Operating Supply Voltage: 5 V
• Description/function: Single Board Linux Computer i.MX233 ARM926J at 454 MHz with UB host, TV-out (PAL / NTSC), 2x30 GPIOs, SD
• Dimensions: 76.2 mm x 43.2 mm
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 25 C
• Tradename: OLinuXino

CHAPTER 4: THE iMX233 MICROCONTROLLER
4. Introduction to the chapter
In this chapter is located the information about the heart of OLinuXino – its microcontroller. The
information is a modified version of the datasheet provided by its manufacturers.
4.1 The microcontroller
OLIMEX© 2012
 ARM926 CPU Running at 454 MHz
 Integrated ARM926EJ-S CP
 16-Kbyte data cache and 16-Kbyte instruction cache
 32Kbytes of Integrated Low-Power On-Chip RAM
 64 Kbytes of Integrated Mask-Programmable On-Chip ROM
 1 Kbit of On-Chip One-Time-Programmable (OCOTP) ROM
 Universal Serial Bus (USB) High-Speed (Up to 480 Mb/s), Full-Speed (Up to 12 Mb/s)
 Power Management Unit
 Audio Codec
 16-Channel Low-Resolution ADC
— One-wire JTAG interface
— Resistor-less boot mode selection using integrated OTP values
— Full-speed/high-speed USB device and host functions
— Fully integrated full-speed/high-speed Physical Layer Protocol (PHY)
— Mass storage host-capable (uncertified by USB-IF)
— Single inductor DC-DC switched converter with multi-channel output supporting Li-Ion
batteries.
— Features multi-channel outputs for VDDIO (3.3 V), VDDD (1.2 V), VDDA (1.8 V),
VDDM (2.5V) and regulated 4.2V source.
— Direct power from 5-V source (USB, wall power, or other source), with programmable
current limits for load and battery charge circuits.
— Silicon speed and temperature sensors enable adaptive power management over
temperature and silicon process.
— Stereo headphone DAC with 99 dB SNR
— Stereo ADC with 85 dB SNR
— Stereo headphone amplifier with short-circuit protection and direct drive to eliminate
bulky capacitors
— Amplifiers are designed for click/pop free operation.
— Two stereo line inputs
— Microphone input
— SPDIF digital out
— 6 independent channels and 10 dedicated channels
— Resistive touchscreen controller
— Temperature sensor controller
Page 18 of 47
OLinuXino-MICRO user's manual