Circuits And Straps - Intermec EasyCoder 501 XP Service Manual

15.2 Circuits
P35
IC 305
1-971600-02 P01
IC305
P34
RTC & Program Key
P32
IC304
IC304
1
/. Technically ROM-2 is prepared
for 2 or 4MB fl ash SIMMs and
ROM0 and ROM1 for 2, 4, or 8MB
SIMMS. Presently, only 2MB and
4MB SIMMs are available.
2
/. Refer to the corresponding ver-
sion of the Intermec Fingerprint Ref-
erence Manual for a complete list
of fi les stored in "c:" and "rom:" by
default.
Intermec EasyCoder 501 XP – Service Manual Ed. 4
Components mentioned in this chapter are marked with grey in the
drawing below.
P22 P21 P20
ROM2
ROM1 ROM0
Boot-
Bank
P83
P84
Processor Core (IC10 and IC11)
The processor core consist of a 32 bit RISC processor (IC10) and
a support chip (IC11). Do not try to remove the RISC processor.
Flash Memory (P20, P21, and P22)
There are three sockets for Flash SIMMs (ROM0-ROM2)
SIMM (Standard In-Line Memory Module) must always be fi tted
in ROM-2, since this bank is the Boot-Bank. As standard, a single
2MB fl ash SIMM is fi tted. It contains the following sectors:
Device Size Sector
c: 256K Intel VFM FOS
256K Intel VFM FOS
256K TMP area (FOS)
rom: 256K Kernel
256K Kernel
256K Kernel
256K Kernel
192K Kernel
16K TMP area
16K Parameters
32K Boot
Chapter 15 CPU Board
P13
DEBUG
IC10
CONNECTORS FROM TOP
2=RI-LOW
3=RI-END
4=LTS
5=LSS-TOP
6=LSS-BOT
8=HEADL.
IC11
IC11
P23 P24
DRAM0 DRAM1-2
Used for
Customer's programs, fi les, images etc.
Fingerprint fi rmware, bar codes, standard
fonts, standard images, Shell, auxiliary
programs, setup values, EasyLAN 100i
2
home page .
Media feed info, odometer value
Startup
LTS RI-END
WR51 WR52
P56
P55
1
. A
2
93