2 Bytes for

Address

Where System
Starts

2 Bytes for Execution on
ಹ ‏وس‎ of Power Up
ಡ್‌ SP-ADDR ‏لم‎ (Not Needed in
‏سے‎ 80x86,8051,80196,
०५१०५०५०}
ADDR-1
Interrupt Service ADDR-2 ട്ട
Routine Vector ‏سا‎ Ae
Addresses of ADDR-3 Inputs
2 Bytes each to
ADDR-4 Program
ADDR-5
Bytes for
Boot up ۸6 Machine Specific
Program Codes for
Codes ‏007ص۸‎ each
Program,
ADDR-S Task and
Interrupt
+02 Service
Routine

Codes for real
Time Operating

Bytes for Machine
System (RTOS)

ADDR-10

System ROM
_ Memory fi 9
System ROM memory embedding the software, RTOS, data,

and vector addresses
Final machine software
[| Bytes at each address defined for creating the ROM image.

ப By changing this image, the same hardware platform work differently and can be
used

for entirely different applications or for new upgrades of the same system.
‘| Distinct ROM image ina distinct Embedded System

_ Hardware elements between the distinct systems can be identical but it is the software that

makes a system unique and distinct from the other.

[1 Compressed Codes and Data ROM image may alternatively 00 compressed software (for
example, the zip format) and data (for example, the pictures in jpg or gif format) along with
the software required for decompression algorithm

Programming Languages

1. Machine Language Coding Programmer defines the addresses and the corresponding
bytes or bits at each address.

2. Used in configuring some specific physical device or subsystem like transceiver, the