The document provides an overview of Java ME and its application in embedded systems, highlighting key features of CLDC 8 and the integration with Java SE. It includes a use case of a smart pen wireless module and a smart meter control unit, along with a demo related to Raspberry Pi. The document also addresses security policies and access control within embedded systems.

1. JAVA ME
EMBEDDED

2. WHAT IS
AN
EMBEDDED
SYSTEM?

3. JAVA ME

4. 0 MB
25 MB
50 MB
75 MB
100 MB
AR
M
7
C
ortexM
AR
M
9/11
C
ortex
A
M
IPS
32
PPC
IntelAtom
Platform
Footprint
Device CPU/
GPU/I-O
SCALABILITY
JAVA ME
JAVA SE

5. UNIFIYNG THE JAVA ECOSYSTEM
KEY PRINCIPLE
BENEFITS

6. PLATFORM OVERVIEW
Use case:
Smartpen Wireless Module Smart MeterControl Unit

7. CLDC 8 KEY FEATURES
CLDC 8
Java SE
CLDC synchronize Java SE language features
into Java ME

8. CLDC 8 OVERVIEW

9. MEEP 8 HIGH-LEVEL OVERVIEW
MEEP
MEEP Full Profile Set
Java ME Platform
Minimal Profile Set
Optional packageOptional package
Optional JRSs Optional APIs
CLDC

10. SECURITY OVERVIEW
Policy
AccessController
SecurityManager
FileInputStream
Class B
Class A
abc
Authorization
Data
VirtualMachineCode
Access granted/denied

11. ACCESS TO
PERIPHERAL
DEVICES

12. RASPBERRY PI3 WITH PIR
SENSOR AND LED
LED: GPIO 26
PIR: GPIO 4
VCC: +5V

13. CODE OVERVIEW
PIR.java
LED.java

14. DEMO TIME
https://www.youtube.com/watch?v=n07cy0U435c

15. CONTACTS
AND
LINKS