ATTINY20-EK1 Просмотр технического описания (PDF) - Atmel Corporation

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ATTINY20-EK1

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

Atmel Corporation 

27. Datasheet Revision History

Revision

8235F

8235E

8235D

8235C

8235B

8235A

Date

Comments

09/2014

Changed text in Section 25.1 from 12U-1 to 12U-3.

Updated back page.

03/13

Updated WLCSP ball configuration on page 3.

Updated WLCSP package drawing, “12U-3” on page 208

10/12 Updated Document template, and “Pin Configurations” on page 2

06/12

Updated “Ordering Information” on page 207.

Added Wafer Level Chip Scale Package “12U-3” on page 208.

04/11

Removed Preliminary status.

Updated Bit syntax throughout the datasheet, e.g. from CS02:0 to CS0[2:0], Idle Mode

description on page 6, “Capacitive Touch Sensing” on page 7 (section updated and moved),

“Disclaimer” on page 7, Sentence on low impedance sources in “Analog Input Circuitry” on

page 116, Description on 16-bit registers on page 9, Description on Stack Pointer on page 10,

List of active modules in “Idle Mode” on page 23, Description on reset pulse width in

“Watchdog Reset” on page 30, Program code on page 37, Bit description in Figure 11-3 on

page 62, Section “Compare Output Mode and Waveform Generation” on page 63, Signal

descriptions in Figure 11-5 on page 64, and Figure 11-7 on page 67, Equations on page 65,

page 66, and page 67, Terminology in sections describing extreme values on page 66, and

page 67, Description on creating frequency waveforms on page 67, Signal routing in Figure 12-

1 on page 76, TOP definition in Table 12-1 on page 77, Signal names in Figure 12-3 on page

79, TWSHE bit description in “TWSCRA – TWI Slave Control Register A” on page 143, SPI

slave assembly code example on page 129, Table 21-1 on page 174, Section “Speed” on page

168, Characteristics in Figure 21-3 on page 176, and Figure 21-8 on page 179.

Added Note on internal voltage reference in Table 15-4 on page 121, PRADC in Table 21-2 on

page 175, MISO output driver errata for device rev. A in “Errata” on page 213

03/10

Initial revision

ATtiny20 [DATASHEET]

Atmel-8235F-AVR-ATtiny20-Datasheet_09/2014

214

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