AT90PWM216-16SE ATMEL [ATMEL Corporation], AT90PWM216-16SE Datasheet - Page 174

• Manufacturer Part Number: AT90PWM216-16SE
• Description: 8-bit Microcontroller with 16K Bytes In-System Programmable flash
• Manufacturer: ATMEL [ATMEL Corporation]

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AT90PWM216/316
• Bit 2:1 – PRNn1:0 : PSC n Ramp Number
Memorization of the ramp number when the last PEVnA or PEVnB occured.
Table 16-18. PSC n Ramp Number Description
• Bit 0 – PEOPn: End Of PSC n Interrupt
This bit is set by hardware when PSC n achieves its whole cycle.
Must be cleared by software by writing a one to its location.
PRNn1
0
0
1
1
PRNn0
0
1
0
1
Description
The last event which has generated an interrupt occured during ramp 1
The last event which has generated an interrupt occured during ramp 2
The last event which has generated an interrupt occured during ramp 3
The last event which has generated an interrupt occured during ramp 4
7710D–AVR–08/09