at90pwm81-16se ATMEL Corporation, at90pwm81-16se Datasheet - Page 312

• Manufacturer Part Number: at90pwm81-16se
• Description: 8-bit Avr Microcontroller With 8k Bytes In- System Programmable Flash
• Manufacturer: ATMEL Corporation

30. Datasheet Revision History for AT90PWM81
30.1
30.2
30.3
30.4
30.5
312
Rev. 7734A
Rev. 7734B
Rev. 7734C
Rev. 7734D
Rev. 7734E
AT90PWM81
Please note that the referring page numbers in this section are referred to this document. The referring
revision in this section are referring to the document revision.
1. GPIO3 suppressed for compatibility reason
2. Pinout: PB7 & PD7 swapped
3. CKSEL values redefined
4. Clock switching & clock monitoring added
5. PSCrOUT name changed to PSCOUTR
6. ADC Auto trigger on PSC synchro improved.
7. Parallel programming updated for 20 pins
8. Fuses updated: compatibility & potential conflict for reset levels
1. Pin out change request
2. Several improvements on paragraph indent and numbering
3. P28-29: Device clock option select
4. P194: BGD bit suppressed
5. P311-314: Register address changed
1. Pin name AGND
2. PSC reduced support enhanced resolution (Application request)
1. Speed at 3V, 12 Mhz
2. Add chapter Pin description (PE request)
3. Table 7-1 : PE function for 128k RC oscillator is I/O
4. Details on RC oscillator enable page 30
5. New warnings on clock switching page 40
6. Details on CKRC81 page 45
7. Wake up source PSC not available in PowedDown page 48
8. Typos on DIDR0/1
9. ADC sample & hold time on auto conversion
10. PSC input beheavior during reset precision
11. Update using the PRR examples with exsisting peripherals
12. Parallel programing input pins
13. I/O hysteresis curve
1.
Document creation.
7734M–AVR–03/10