Memory Module; Sim Interface; Vibra - Nokia RH-18 Manual

CCS Technical Documentation

Memory Module

The baseband memory module consists of external burst flash memory 2Mbyte (16Mbit)
(optional: 4Mbyte (32Mbit) or 8MByte (64Mbit)). The UPP contains internal SRAM with 2
Mbit (optional: 4Mbit or 8Mbit). The UPP will not be covered here.

SIM Interface

The whole SIM interface is located in the two ASICs, UPP and UEM.
The SIM interface in the UEM contains power up/down, port gating, card detect, data
receiving, ATR-counter, registers and level shifting buffers logic. The SIM interface is the
electrical interface between the Subscriber Identity Module Card (SIM Card) and mobile
phone (via UEM device). .
SIM
C5 C6 C7 C8
C1 C2 C3
C4
From Battery Type
contact

Vibra

The vibra is placed in the bottom of the phone.
Issue 1 10/03
Company confidential
GND
SIMDATA
SIMCLK
SIMRST
UEM
VSIM
SIMIF
register
UEM
digital
logic
BSI
Figure 12: SIM interface
UEM
VBATDriv
1u
VIBRA
Buzz0
Vibraclk
VSADriv2
Figure 13: Vibra driver circuit
Nokia Corporation.
SIMIO
SIMIO
SIMClk SIMClk
Data
Data
UPP
UIF Block
UEMInt
CBusDa
CBusEnX
CBusClk
Vbat
M
10n
0
RH-18/36/38
Engine module
GND
Page 25