ATMEGA1284P-MUR Atmel, ATMEGA1284P-MUR Datasheet - Page 86
ATMEGA1284P-MUR
Manufacturer Part Number
ATMEGA1284P-MUR
Description
MCU AVR 128KB FLASH 20MHZ 44VQFN
Manufacturer
Atmel
Series
AVR® ATmegar
Specifications of ATMEGA1284P-MUR
Core Processor
AVR
Core Size
8-Bit
Speed
20MHz
Connectivity
I²C, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
32
Program Memory Size
128KB (64K x 16)
Program Memory Type
FLASH
Eeprom Size
4K x 8
Ram Size
16K x 8
Voltage - Supply (vcc/vdd)
1.8 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
44-VQFN Exposed Pad
For Use With
ATSTK600 - DEV KIT FOR AVR/AVR32
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
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Quantity
Price
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13.3.3
8272A–AVR–01/10
Alternate Functions of Port C
The Port C pins with alternate functions are shown in
Table 13-9.
• TOSC2/PCINT23 – Port C, Bit7
TOSC2, Timer Oscillator pin 2. The PC7 pin can serve as an external interrupt source to the
MCU.
PCINT23, Pin Change Interrupt source 23: The PC7 pin can serve as an external interrupt
source.
• TOSC1/PCINT22 – Port C, Bit 6
TOSC1, Timer Oscillator pin 1. The PC6 pin can serve as an external interrupt source to the
MCU.
PCINT22, Pin Change Interrupt source 22: The PC6 pin can serve as an external interrupt
source.
• TDI/PCINT21 – Port C, Bit 5
TDI, JTAG Test Data Input.
PCINT21, Pin Change Interrupt source 21: The PC5 pin can serve as an external interrupt
source.
• TDO/PCINT20 – Port C, Bit 4
TDO, JTAG Test Data Output.
PCINT20, Pin Change Interrupt source 20: The PC4 pin can serve as an external interrupt
source.
164A/164PA/324A/324PA/644A/644PA/1284/1284P
Port Pin
PC7
PC6
PC5
PC4
PC3
PC2
PC1
PC0
Alternate Function
TOSC2 (Timer Oscillator pin 2)
PCINT23 (Pin Change Interrupt 23)
TOSC1 (Timer Oscillator pin 1)
PCINT22 (Pin Change Interrupt 22)
TDI (JTAG Test Data Input)
PCINT21 (Pin Change Interrupt 21)
TDO (JTAG Test Data Output)
PCINT20 (Pin Change Interrupt 20)
TMS (JTAG Test Mode Select)
PCINT19 (Pin Change Interrupt 19)
TCK (JTAG Test Clock)
PCINT18 (Pin Change Interrupt 18)
SDA (2-wire Serial Bus Data Input/Output Line)
PCINT17 (Pin Change Interrupt 17)
SCL (2-wire Serial Bus Clock Line)
PCINT16 (Pin Change Interrupt 16)
Port C Pins Alternate Functions
Table
13-9.
86
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