Introduction

The AKKON controller board is a development respectively prototyping board based on the LPC2148 micro controller. Applications can easily be built and programmed using free development tools. The board can be extended using the AKKON IO-Modules.

Features

General features

• MCU: LPC2148 16/32 bit ARM7TDMI-S™ with 512KB Flash and 42KB RAM
• 60 MHz clock frequeny
• USB 2.0 interface with USB link led
• 32.768 kHz crystal and RTC backup battery connector
• 5 Volt tolerant IO
• on board voltage regulators 24V,  3.3V, 800mA
• power input 6-36V DC , board can also be powerd over USB
• SPI interface
• RS 232 over USB (FTDI 232RL)
• programmable using serial, USB or JTAG interface
• standard JTAG connector with ARM 2×10 pin layout for programming/debugging with ARM-JTAG
• reset button
• external reset using RS232 interface

Specific features

• free gnu c compiler and IDE available
• interfaces to to the AKKON IO-modules
• 1 PWM output
• 16 digital inputs and outputs
• 6 further digital inputs or outputs alternatively to JTAG (depending on hardware configuration)
• 1 general purpose led
• 3 status led for USB connections
• 1 status led indicating power supply
• 2 analogue inputs alternatively usable as digital IO
• most of IO pins connected to IDC header board plugs
• standard 2,54 mm connectors for easy connection to other hardware
• extra connectors for SPI, analogue output, Power, Pin P0.22, reference voltage for ADC and reset circuit