ATMEGA329P-20MN Atmel, ATMEGA329P-20MN Datasheet - Page 77
![IC MCU AVR 32K 20MHZ 64QFN](/photos/12/13/121326/313-64-qfn_sml.jpg)
ATMEGA329P-20MN
Manufacturer Part Number
ATMEGA329P-20MN
Description
IC MCU AVR 32K 20MHZ 64QFN
Manufacturer
Atmel
Series
AVR® ATmegar
Specifications of ATMEGA329P-20MN
Core Processor
AVR
Core Size
8-Bit
Speed
20MHz
Connectivity
SPI, UART/USART, USI
Peripherals
Brown-out Detect/Reset, LCD, POR, PWM, WDT
Number Of I /o
54
Program Memory Size
32KB (16K x 16)
Program Memory Type
FLASH
Eeprom Size
1K x 8
Ram Size
2K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
64-MLF®, 64-QFN
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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8021G–AVR–03/11
Table 13-13
shown in
Table 13-13. Overriding Signals for Alternate Functions PD7:PD4
Table 13-14. Overriding Signals for Alternate Functions in PD3:PD0
Signal Name
PUOE
PUOV
DDOE
DDOV
PVOE
PVOV
PTOE
DIEOE
DIEOV
DI
AIO
AIO
Signal Name
PUOE
PUOV
DDOE
DDOV
PVOE
PVOV
PTOE
DIEOE
DIEOV
DI
AIO
Figure 13-5 on page
and
PD7/SEG(19/15)
LCDEN • (LCDPM)
0
LCDEN • (LCDPM)
0
0
0
–
LCDEN • (LCDPM)
0
–
–
LCDSEG
PD3/SEG(23/19)
LCDEN • (LCDPM)
0
LCDEN • (LCDPM)
0
0
0
–
LCDEN • (LCDPM)
0
–
LCDSEG
Table 13-14
relates the alternate functions of Port D to the overriding signals
69.
PD6/SEG(20/16)
LCDEN • (LCDPM)
0
LCDEN • (LCDPM)
0
0
0
–
LCDEN • (LCDPM)
0
–
–
LCDSEG
PD2/SEG(24/20)
LCDEN • (LCDPM)
0
LCDEN • (LCDPM)
0
0
0
–
LCDEN • (LCDPM)
0
–
LCDSEG
PD5/SEG(21/17)
LCDEN • (LCDPM)
0
LCDEN • (LCDPM)
0
0
0
–
LCDEN • (LCDPM)
0
–
–
LCDSEG
PD1/INT0/
SEG(25/21)
LCDEN • (LCDPM)
0
LCDEN • (LCDPM)
0
0
0
–
LCDEN +
(INT0 ENABLE)
LCDEN •
(INT0 ENABLE)
INT0 INPUT
LCDSEG
ATmega329P/3290P
PD4/SEG(22/18)
LCDEN • (LCDPM)
0
LCDEN • (LCDPM)
0
0
0
–
LCDEN • (LCDPM)
0
–
–
LCDSEG
PD0/ICP1/
SEG(26/22)
LCDEN • (LCDPM)
0
LCDEN • (LCDPM)
0
0
0
–
LCDEN • (LCDPM)
0
ICP1 INPUT
LCDSEG
77
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