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DOC7707 датащи(PDF) 58 Page - List of Unclassifed Manufacturers

номер детали DOC7707
подробное описание детали  Microcontroller with 8/16K Bytes of ISP Flash and USB Controller
PDF  307 Pages
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производитель  ETC1 [List of Unclassifed Manufacturers]
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DOC7707 датащи(HTML) 58 Page - List of Unclassifed Manufacturers

Back Button DOC7707 Datasheet HTML 54Page - List of Unclassifed Manufacturers DOC7707 Datasheet HTML 55Page - List of Unclassifed Manufacturers DOC7707 Datasheet HTML 56Page - List of Unclassifed Manufacturers DOC7707 Datasheet HTML 57Page - List of Unclassifed Manufacturers DOC7707 Datasheet HTML 58Page - List of Unclassifed Manufacturers DOC7707 Datasheet HTML 59Page - List of Unclassifed Manufacturers DOC7707 Datasheet HTML 60Page - List of Unclassifed Manufacturers DOC7707 Datasheet HTML 61Page - List of Unclassifed Manufacturers DOC7707 Datasheet HTML 62Page - List of Unclassifed Manufacturers Next Button
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58
7707F–AVR–11/10
AT90USB82/162
• Bit 7-4 - Reserved bits
These bits are reserved and will always read as zero.
• Bit 3 - WDEWIF: Watchdog Early Warning Interrupt Flag
This bit is set when a first time-out occurs in the Watchdog Timer and if the WDEWIE bit is
enabled. WDEWIF is automatically cleared by hardware when executing the corresponding
interrupt handling vector. Alternatively, WDIF can be cleared by writing a logic one to the flag.
When the I-bit in SREG and WDEWIE are set, the Watchdog Time-out Interrupt is executed.
• Bit 2 - WDEWIE: Watchdog Early Warning Interrupt Enable
When this bit has been set by software, an interrupt will be generated on the watchdog interrupt
vector when the Early warning flag is set to one by hardware.
• Bit 1:0 - WCLKD[1:0]: Watchdog Timer Clock Divider
– WCLKD = 0 : Clk
WDT = Clk128k
– WCLKD = 1 : Clk
WDT = Clk128k / 3
– WCLKD = 2 : Clk
WDT = Clk128k / 5
– WCLKD = 3 : Clk
WDT = Clk128k / 7



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