ATTINY40-MMHR Atmel, ATTINY40-MMHR Datasheet - Page 54
ATTINY40-MMHR
Manufacturer Part Number
ATTINY40-MMHR
Description
MCU AVR 4KB FLASH 12MHZ 3X3 QFN
Manufacturer
Atmel
Series
AVR® ATtinyr
Datasheet
1.ATTINY40-MMHR.pdf
(216 pages)
Specifications of ATTINY40-MMHR
Core Processor
AVR
Core Size
8-Bit
Speed
12MHz
Connectivity
I²C, SPI
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
18
Program Memory Size
4KB (2K x 16)
Program Memory Type
FLASH
Ram Size
256 x 8
Voltage - Supply (vcc/vdd)
1.8 V ~ 5.5 V
Data Converters
A/D 12x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
*
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
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10.3.1
54
ATtiny40
Alternate Functions of Port A
The Port A pins with alternate function are shown in
Table 10-3.
• Port A, Bit 0 – ADC0/PCINT0
• Port A, Bit 1 – ADC1/AIN0/PCINT1
• ADC0: Analog to Digital Converter, Channel 0
• PCINT0: Pin Change Interrupt source 0. The PA0 pin can serve as an external interrupt
• ADC1: Analog to Digital Converter, Channel 1
• AIN0: Analog Comparator Positive Input. Configure the port pin as input with the internal pull-
• PCINT1: Pin Change Interrupt source 1. The PA1 pin can serve as an external interrupt
source for pin change interrupt 0.
up switched off to avoid the digital port function from interfering with the function of the
Analog Comparator.
source for pin change interrupt 0.
Port Pin
PA0
PA1
PA2
PA3
PA4
PA5
PA6
PA7
Port A Pins Alternate Functions
Alternate Function
ADC0:
PCINT0: Pin Change Interrupt 0, Source 0
ADC1:
AIN0:
PCINT1:Pin Change Interrupt 0, Source 1
ADC2:
AIN1:
PCINT2: Pin Change Interrupt 0, Source 2
ADC3:
PCINT3: Pin Change Interrupt 0, Source 3
ADC4:
T0:
PCINT4: Pin Change Interrupt 0, Source 4
ADC5:
OC0B: Timer/Counter0 Compare Match B Output
PCINT5: Pin Change Interrupt 0, Source 5
ADC6:
PCINT6: Pin Change Interrupt 0, Source 6
ADC7:
PCINT7: Pin Change Interrupt 0, Source 7
ADC Input Channel 0
ADC Input Channel 1
Analog Comparator, Positive Input
ADC Input Channel 2
Analog Comparator, Negative Input
ADC Input Channel 3
ADC Input Channel 4
Timer/Counter0 Clock Source
ADC Input Channel 5
ADC Input Channel 6
ADC Input Channel 7
.
.
Table
10-3.
8263A–AVR–08/10
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