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ATMEGA649 Datasheet(PDF) 80 Page - ATMEL Corporation

Part # ATMEGA649
Description  8-bit Microcontroller with In-System Programmable Flash
PDF  375 Pages
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Manufacturer  ATMEL [ATMEL Corporation]
Direct Link  http://www.atmel.com
Logo ATMEL - ATMEL Corporation

ATMEGA649 Datasheet(HTML) 80 Page - ATMEL Corporation

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ATmega329/3210/649/6410
2552H–AVR–11/06
• SEG – Port G, Bit 1
SEG, Segment driver 17/13.
• SEG – Port G, Bit 0
SEG, LCD front plane 18/14.
Table 45 and Table 46 relates the alternate functions of Port G to the overriding signals
shown in Figure 27 on page 65.
Table 46. Overriding Signals for Alternate Functions in PG4
Signal
Name
PG4/T0/
SEG(32/23)
PUOE
LCDEN
PUOV
0
DDOE
LCDEN
DDOV
1
PVOE
0
PVOV
0
PTOE
–
DIEOE
LCDEN •
(LCDPM)
DIEOV
0
DI
T0 INPUT
AIO
LCDSEG
Table 47. Overriding Signals for Alternate Functions in PG3:0
Signal
Name
PG3/T1/
SEG(33/24)
PG2/SEG(4/4)
PG1/SEG(17/13)
PG0/SEG(1814)
PUOE
LCDEN
LCDEN
LCDEN
LCDEN
PUOV
000
0
DDOE
LCDEN
LCDEN
LCDEN
LCDEN
DDOV
0
0
0
0
PVOE
000
0
PVOV
000
0
PTOE
–––
–
DIEOE
LCDEN •
(LCDPM)
LCDEN
LCDEN •
(LCDPM)
LCDEN •
(LCDPM)
DIEOV
000
0
DI
T1 INPUT
–
–
–
AIO
LCDSEG
LCDSEG
LCDSEG
LCDSEG



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