Types of Embedded Systems
Based on the performance and complexity, embedded systems can be classified into 3 types:
1. Small scale embedded systems
On the basis of time response, real time embedded systems are classified into 2 types:
1. Soft real time embedded systems
Deadlines are met statistically
Eg. LCD, LED Televisions
2. Hard real time embedded systems
Deadlines are met hard on each and every instance
Eg. Nuclear rector control systems
1. Small scale embedded systems
- They have a simple and limited hardware interface
- Single running application
- No Real Time Operating system (RTOS)
- Low Complexity
- They have moderate number of hardware interfaces
- Single running application with multiple procedures/ ISRs
- No Real Time Operating system (RTOS)
- Medium Complexity
- They have a high level and large number of hardware interfaces
- Fully multi-tasked environment
- Real Time Operating system (RTOS) is present
- Very high Complexity
On the basis of time response, real time embedded systems are classified into 2 types:
1. Soft real time embedded systems
Deadlines are met statistically
Eg. LCD, LED Televisions
2. Hard real time embedded systems
Deadlines are met hard on each and every instance
Eg. Nuclear rector control systems