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MCU: ATmega324
Package: 40 pin PDIP
1: PB0 T0 XCK0 PCINT8
2: PB1 T1 CLKO PCINT9
3: PB2 AIN0 INT2 PCINT10
4: PB3 AIN1 OC0A PCINT11
5: PB4 /SS OC0B PCINT12
6: PB5 MOSI PCINT13
7: PB6 MISO PCINT14
8: PB7 USCK PCINT15
9: Reset
10: Vcc
11: Gnd
12: XTAL2
13: XTAL1
14: PD0 RXD0 PCINT24
15: PD1 TXD0 PCINT25
16: PD2 INT0 RXD1 PCINT26
17: PD3 INT1 TXD1 PCINT27
18: PD4 OC1B XCK1 PCINT28
19: PD5 OC1A PCINT29
20: PD6 ICP1 OC2B PCINT30
21: PD7 OC2A PCINT31
22: PC0 SCL PCINT16
23: PC1 SDA PCINT17
24: PC2 TCK PCINT18
25: PC3 TMS PCINT19
26: PC4 TDO PCINT20
27: PC5 TDI PCINT21
28: PC6 TOSC1 PCINT22
29: PC7 TOSC2 PCINT23
30: AVCC
31: Gnd
32: AREF
33: PA7 ADC7 PCINT7
34: PA6 ADC6 PCINT6
35: PA5 ADC5 PCINT5
36: PA4 ADC4 PCINT4
37: PA3 ADC3 PCINT3
38: PA2 ADC2 PCINT2
39: PA1 ADC1 PCINT1
40: PA0 ADC0 PCINT0
Summary:
The high-performance, low-power Microchip 8-bit AVR RISC-based microcontroller
32 KB ISP flash memory with read-while-write capabilities,
1 KB EEPROM,
2 KB SRAM,
32 general purpose I/O lines,
32 general purpose working registers,
a JTAG interface for boundary-scan and on-chip debugging/programming,
2 x 8-bit, 1 x 16-bit timer/counters with compare modes,
6 PWM ñhannels
internal and external interrupts,
serial programmable USART,
a universal serial interface (USI) with start condition detector,
an 8-channel 10-bit A/D converter,
programmable watchdog timer with internal oscillator,
SPI serial port,
five software selectable power saving modes.
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