ATTINY44(2007) データシートの表示（PDF） - Atmel Corporation

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ATTINY44
(Rev.:2007)

8-bit Microcontroller with 2/4/8K Bytes In-System Programmable Flash

Atmel Corporation 

9. Datasheet Revision History

9.1 Rev F. 02/07

ATtiny24/44/84

1. Updated Figure 1-1 on page 2, Figure 9-7 on page 45, Figure 22-5 on page

187.

2. Updated Table 10-1 on page 50, Table 12-7 on page 69, Table 13-2 on page

85, Table 13-3 on page 85, Table 13-5 on page 86, Table 13-6 on page 86,

Table 13-7 on page 87, Table 13-8 on page 87, Table 22-6 on page 185,

Table 22-8 on page 187.

3. Updated table references in ”TCCR0A – Timer/Counter Control Register

A” on page 85.

4. Updated Port B, Bit 0 functions in ”Alternate Functions of Port B” on page

69.

5. Updated WDTCR bit name to WDTCSR in assembly code examples.

6. Updated bit5 name in Section 14.11.9 on page 120.

7. Updated bit5 in Section 14.11.9 on page 120.

8. Updated ”SPI Master Operation Example” on page 126.

9. Updated step 5 in ”Enter High-voltage Serial Programming Mode” on

page 174.

9.2 Rev E. 09/06

1. All characterization data is moved to ”Electrical Characteristics” on page

180.

2. All Register Descriptions are gathered up in separate sections in the end

of each chapter.

3. Updated ”System Control and Reset” on page 40.

4. Updated Table 13-3 on page 85, Table 13-6 on page 86, Table 13-8 on page

87, Table 14-2 on page 114 and Table 14-4 on page 116.

5. Updated ”Fast PWM Mode” on page 105.

6. Updated Figure 14-7 on page 106 and Figure 18-1 on page 140.

7. Updated ”Analog Comparator Multiplexed Input” on page 135.

8. Added note in Table 21-11 on page 171.

9. Updated ”Electrical Characteristics” on page 180.

10. Updated ”Typical Characteristics – Preliminary Data” on page 188.

9.3 Rev D. 08/06

8006FS–AVR–02/07

1. Updated ”Calibrated Internal RC Oscillator” on page 30.

2. Updated ”Oscillator Calibration Register – OSCCAL” on page 33.

3. Added Table 22-1 on page 182.

4. Updated code examples in ”SPI Master Operation Example” on page 126.

5. Updated code examples in ”SPI Slave Operation Example” on page 127.

6. Updated ”Signature Bytes” on page 167.

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