User Guide

RH-37
System Module Nokia Customer Care
Page 16 Nokia Corporation Issue 1 07/04
Technical Specifications
Baseband core
UPP
Main characteristics of the used UPP are:
• DSP, LEAD3 16 bit DSP core 32 bit IF max. 200 MHz
• MCU based on ARM7 RISC MCU core max 50 MHz
• Internal 8 Mbit SRAM (PDRAM)
• General purpose UARTS
• SIM card interface
• Accessory interface (ACI)
• Interface control for Keypad, LCD, Audio and UEM control
• Handling of BB-RF Interface
UEMEK
Main characteristics of the used UEMEK are:
• ACI support
• Audio codec
• 11 Channel A/D converter
• Auxiliary A/D converter
• 32 KHz crystal oscillator
• SIM interface and drivers
• Security logic
• Storage of IMEI code
• Buzzer and vibra motor drivers
•PWM
• 2 LED drivers, keyboard and display backlight drivers