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Manual Atmel ATmega324PA

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Summary
  • Atmel ATmega324PA - page 1

    Features • High-perf ormance, Low-po wer A VR ® 8-bit Micr ocontroller • Adv anced RISC Architecture – 131 P owerful Instruction s – Mo st Single-c lock Cyc le Executio n – 32 x 8 General Purpose W orking Registers – Fully Static Operat ion – Up to 20 MIP S Throughput at 2 0 MHz – On-chip 2 -cycle Multiplier • High Endurance Non- ...

  • Atmel ATmega324PA - page 2

    2 8152AS–AVR–11/08 ATmega324PA 1. Pin Configurations 1.1 Pinout - PDIP/TQ FP/VQFN/QFN/MLF Figure 1-1. Pinout Note: The large center pad under neath the VQFN/QFN/MLF package should be soldered to ground on the board to ensure good mechani cal stability . (PCINT8/XCK0/T0) PB0 (PCINT9/CLKO/T1) PB1 (PCINT10/INT2/AIN0) PB2 (PCINT1 1/OC0A/AIN1) PB3 ( ...

  • Atmel ATmega324PA - page 3

    3 8152AS–AVR–11/08 ATmega324PA 1.2 Pinout - DRQFN Figure 1-2. DRQFN - Pinout T able 1-1. DR QFN - Pinout A1 PB5 A7 PD3 A13 PC4 A19 PA 3 B1 PB6 B6 PD4 B11 PC5 B16 PA 2 A2 PB7 A8 PD5 A14 PC6 A20 PA 1 B2 RESET B7 PD6 B12 PC7 B17 PA 0 A3 VCC A9 PD7 A15 AV C C A21 VCC B3 GND B8 VCC B13 GND B18 GND A4 XT AL2 A10 GND A1 6 AREF A22 PB0 B4 XT AL1 B9 PC0 ...

  • Atmel ATmega324PA - page 4

    4 8152AS–AVR–11/08 ATmega324PA 1.3 Pinout - VFBGA Figure 1-3. VFBGA - Pinout T able 1-2. BGA - Pinout 1234567 A GND PB4 PB2 GND VCC P A2 GND B PB6 PB5 PB3 PB0 P A0 P A3 P A5 C VCC RESET PB7 PB1 P A1 P A6 AREF D GND XT AL2 PD0 GND P A 4 P A7 GND E XT AL1 PD1 PD5 PD7 PC5 PC7 A VCC F PD2 PD3 PD6 PC0 PC2 PC4 PC6 G GND PD4 VCC GND PC1 PC3 GND A B C ...

  • Atmel ATmega324PA - page 5

    5 8152AS–AVR–11/08 ATmega324PA 2. Overview The ATmega324PA is a low-power CMOS 8- bit microcontroller based on the AVR enhanced RISC architecture. By executing powerful instru ctions in a single clock cycle, the ATmega324PA achieves throughputs approaching 1 MIPS per MHz allowing the system designer to optimize power consumption versus proc ess ...

  • Atmel ATmega324PA - page 6

    6 8152AS–AVR–11/08 ATmega324PA The ATmega324PA provides the following featur es: 32K bytes of In-System Programmable Flash with Read-While-Write c apabilities, 1K bytes EEPROM, 2K bytes SRAM, 32 general pur- pose I/O lines, 32 general purpo se working register s, Real Time Counter (RTC), three flexib le Timer/Counters with comp are modes and PW ...

  • Atmel ATmega324PA - page 7

    7 8152AS–AVR–11/08 ATmega324PA 2.2 Pin Descriptions 2.2.1 VCC Digital supply voltage. 2.2.2 GND Ground. 2.2.3 P ort A (P A7:P A0) Port A serves as analog inputs to the Analog-to-digital Co nver ter. Port A also serves as an 8-bit bi-direction al I/O port with inte rnal pull-up resistors (sele cted for each bit). The Port A output buffer s have ...

  • Atmel ATmega324PA - page 8

    8 8152AS–AVR–11/08 ATmega324PA 2.2.7 RESET Reset input. A low level on this pin for longer than the minimum pulse length will gen erate a reset, even if the clock is not runni ng. The minimum pulse length is given in ”System an d Reset Characteristics” on page 329 . Sho rter pulses are not guarant eed to generate a re se t. 2.2.8 XT AL1 Inp ...

  • Atmel ATmega324PA - page 9

    9 8152AS–AVR–11/08 ATmega324PA 5. Register Summary Address Name Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Pa ge (0xFF) Reserved - - - - - - - (0xFE) Reserved - - - - - - - - (0xFD) Reserved - - - - - - - - (0xFC) Reserved - - - - - - - - (0xFB) Reserved - - - - - - - (0xFA) Reserved - - - - - - - - (0xF9) Reserved - - - - - - - (0xF8) Res ...

  • Atmel ATmega324PA - page 10

    10 8152AS–AVR–11/08 ATmega324PA (0xC0) UCSR0A RXC0 TXC0 UDRE0 FE0 DOR0 UPE0 U2X0 MPCM0 190/205 (0xBF) Reserved - - - - - - - - (0xBE) Reserved - - - - - - - - (0xBD) TWAMR TWAM6 TWAM5 TWAM4 TWAM3 TW AM2 TWAM1 TWAM0 -2 3 6 (0xBC) TWCR TWINT TWEA TWSTA TWSTO TWWC TWEN -T W I E 2 3 3 (0xBB) TWDR 2-wire Serial I nterface Data Register 235 (0xBA) TW ...

  • Atmel ATmega324PA - page 11

    11 8152AS–AVR–11/08 ATmega324PA (0x7E) DIDR0 ADC7D ADC6D ADC5D ADC4D ADC3D ADC2D ADC1D ADC0D 260 (0x7D) Reserved - - - - - - - - (0x7C) ADMUX REFS1 REFS0 ADLAR MU X4 MUX3 MUX2 MUX1 MUX0 256 (0x7B) ADCSRB -A C M E - - - ADTS2 ADTS1 ADTS0 2 39 (0x7A) ADCSRA ADEN ADSC ADA TE ADIF ADIE ADPS2 ADPS1 ADPS0 258 (0x79) ADCH ADC Data Regis ter High byte ...

  • Atmel ATmega324PA - page 12

    12 8152AS–AVR–11/08 ATmega324PA Notes: 1. F or compatibili ty with future devices, reserved bits s hould be written to zero if accessed. Reser ved I/O memory addre ss es should nev er be written. 2. I/O registers within the address range $00 - $1F are directly bit-accessible using th e SBI and CBI instr uctions. In these re g - isters, the v al ...

  • Atmel ATmega324PA - page 13

    13 8152AS–AVR–11/08 ATmega324PA 6. Instruction Set Summary Mnemonics Operands Description Operation Flags #Clocks ARITHMETIC AND LOGIC INSTRUCTIONS ADD Rd, Rr Add two Registers Rd ← Rd + Rr Z,C,N,V,H 1 ADC Rd, Rr Add with Carry two Regi sters Rd ← Rd + Rr + C Z,C,N,V,H 1 ADIW Rdl,K Add Immediate to Wo rd Rdh:Rdl ← Rdh:Rdl + K Z,C,N,V,S 2 ...

  • Atmel ATmega324PA - page 14

    14 8152AS–AVR–11/08 ATmega324PA BRVC k Branch if Overflow Flag is Cleared if (V = 0) then PC ← PC + k + 1 None 1/2 BRIE k Branch if Interrupt En abled if ( I = 1) then PC ← PC + k + 1 None 1/2 BRID k Branch if Interrup t Disabled if ( I = 0) then PC ← PC + k + 1 None 1/2 BIT AND BIT-TEST INSTRUCTIONS SBI P,b Set Bit in I/O Re gister I/O(P ...

  • Atmel ATmega324PA - page 15

    15 8152AS–AVR–11/08 ATmega324PA SPM Store Program Memory (Z) ← R1:R0 None - IN Rd, P In Port Rd ← PN o n e 1 OUT P, Rr Out Port P ← Rr None 1 PUSH Rr Push Register on Stack STACK ← Rr None 2 POP Rd Pop Register from Stack Rd ← STACK None 2 MCU CONTROL INSTRUCTIONS NOP No Operation None 1 SLEEP Sleep (see specifi c descr. for Sleep fun ...

  • Atmel ATmega324PA - page 16

    16 8152AS–AVR–11/08 ATmega324PA 7. Or dering Information 7.1 A Tmega324P A Notes: 1. This device can also be supplied in wafe r f orm. Please contac t your local Atmel sales office for detailed ordering info r mation and minimum quantities. 2. Pb-free packaging, complies to the Euro pean Directive f or Restr iction of Hazardous Subst ances (RoH ...

  • Atmel ATmega324PA - page 17

    17 8152AS–AVR–11/08 ATmega324PA 8. P ac kaging Inf ormation 8.1 44A 2325 Orchard P arkwa y San Jose, CA 95131 TITLE DRA WING NO. R REV . 44A, 44-lead, 10 x 10 mm Body Size, 1.0 mm Body Thickness, 0.8 mm Lead Pitch, Thin Profile Plastic Quad Flat Package (TQFP) B 44A 10/5/2001 PIN 1 IDENTIFIER 0˚~7˚ PIN 1 L C A1 A2 A D1 D e E1 E B COMMON DIMEN ...

  • Atmel ATmega324PA - page 18

    18 8152AS–AVR–11/08 ATmega324PA 8.2 40P6 2325 Orchard P arkwa y San Jose, CA 95131 TITLE DRA WING NO. R REV . 40P6 , 40-lead (0.600"/15.24 mm Wide) Plastic Dual Inline Package (PDIP) B 40P6 09/28/01 PIN 1 E1 A1 B REF E B1 C L SEA TING PLANE A 0º ~ 15º D e eB COMMON DIMENSIONS (Unit of Measure = mm) SYMBOL MIN NOM MAX NOTE A – – 4.826 ...

  • Atmel ATmega324PA - page 19

    19 8152AS–AVR–11/08 ATmega324PA 8.3 44M1 TITLE DRA WING NO. GPC REV . Pa ck a g e Drawin g Contact: p a ck a gedr a wing s @ a tmel.com 44M1 ZW S H 44M1, 44-pad, 7 x 7 x 1.0 mm Body , Lead Pitch 0.50 mm, 5.20 mm Exposed Pad , T hermally Enhanced Plastic V ery Thin Quad F lat No Lead P ackage ( VQFN) 9/26/0 8 COMMON DIMEN S ION S (Unit of Me asu ...

  • Atmel ATmega324PA - page 20

    20 8152AS–AVR–11/08 ATmega324PA 8.4 44MC TITLE DRA WING NO . REV . Pa ck a g e Drawin g Contact: p a ck a gedr a wing s @ a tmel.com 44MC A 9/1 3 /07 D2 E2 L L B15 A1 8 B11 A1 3 B10 A12 B6 A7 A6 B5 B1 B20 A1 A24 eT L b R0.20 0.40 eR A19 B16 eT/2 S IDE VIEW A1 A y C D E Pin 1 ID T OP VIEW BO TT OM VIEW Note: 1. The ter min a l #1 ID i s a L as e ...

  • Atmel ATmega324PA - page 21

    21 8152AS–AVR–11/08 ATmega324PA 8.5 49C2 TITLE DRA WING NO. GPC REV . Pa ck a g e Drawin g Contact: p a ck a gedr a wing s @ a tmel.com 49C2 CBD A 49C2, 49- ba ll (7 x 7 Arr a y), 0.65 mm Pitch, 5.0 x 5.0 x 1.0 mm, V er y Thin, Fine-Pitch B a ll Grid Arr a y P a ck a ge (VFBGA) 3 /14/0 8 COMMON DIMEN S ION S (Unit of Me asu re = mm) S YMBOL MIN ...

  • Atmel ATmega324PA - page 22

    22 8152AS–AVR–11/08 ATmega324PA 9. Errata 9.1 A Tmega324P A Rev . F No known Errata. ...

  • Atmel ATmega324PA - page 23

    23 8152AS–AVR–11/08 ATmega324PA 10. Datasheet Re vision History Please note that the referring page numbers in this se ction are referred to this documen t. The referring re visio n in th is section are referring to the document revision. 10.1 Re v . 8152A- 11/08 1. Ini ti al re vision (Based on the A Tmega1 64P /324P/644P datasheet 80 11K-A VR ...

  • Atmel ATmega324PA - page 24

    8152AS–AVR–11/0 8 Headquar ters International Atmel Corporation 2325 Orchard Parkway San Jose, CA 95131 USA Tel: 1(408) 441-0311 Fax: 1(408) 487-2600 Atmel Asia Unit 1-5 & 16, 19/F BEA Tower, Millennium City 5 418 Kwun Tong Road Kwun Tong, Kowloon Hong Kong Tel: (852) 2245-6100 Fax: (852) 2722-1369 Atmel Europe Le Krebs 8, Rue Jean-Pierre T ...

Manufacturer Atmel Category Computer Hardware

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