Buka ea Mong'a Atmel ATmega2564 8bit AVR Microcontroller

Transceiver ea Matla a Tlase e kopantsoeng ka botlalo bakeng sa 2.4 GHz ISM Band
Matla a Phahameng Amptšehetso ea lifier ka TX spectrum side lobe suppression

Litefiso tsa data tse tšehelitsoeng: 250 kb/s le 500 kb/s, 1 Mb/s, 2 Mb/s
-100 dBm RX Sensitivity; TX Output Matla a ho fihla ho 3.5 dBm
Hardware Assisted MAC (Kamohelo ea Motlakase, Leka Hape
32 Bit IEEE 802.15.4 Sebali sa Letšoao
SFD-Tlhahiso, Ho hasana; Ho hasana; Ho theha ; CRC-16 Compution
Phapang ea Antenna le taolo ea TX/RX / TX/RX 128 Byte Frame Buffer
PLL synthesizer e nang le sebaka sa 5 MHz le 500 kHz bakeng sa 2.4 GHz ISM Band
Ts'ireletso ea Hardware (AES, jenereithara ea 'nete e sa reroang)
Li-Oscillator tsa Crystal tse Kopantsoeng (32.768 kHz & 16 MHz, kristale ea kantle e ea hlokahala)
I/O le Sephutheloana
33 Mela ea I/O e hlophisitsoeng
QFN ea 48-pad (RoHS/Botala bo Botala)
Mocheso Range: -40 ° C ho 125 ° C Indasteri
Tšebeliso ea Matla a Tlase haholo (1.8 ho isa ho 3.6V) bakeng sa AVR & Rx/Tx: 10.1mA/18.6 mA
CPU Active Mode (16MHz): 4.1 mA
2.4GHz Transceiver: RX_ON 6.0 mA / TX 14.5 mA (matla a phahameng a tlhahiso ea TX)
Boemo ba Boroko bo Tebileng: <700nA @ 25°C

Lebelo la Lebelo: 0 - 16 MHz @ 1.8 - 3.6V sebaka se nang le matla a kopantsoengtage balaoli

Lisebelisoa

ZigBee®/ IEEE 802.15.4-2011/2006/2003™ – Sesebelisoa sa Tšebetso se Felletseng le se Fokotsoeng
Morero o Akaretsang 2.4GHz ISM Band Transceiver e nang le Microcontroller

RF4CE, SP100, WirelessHART™, Lisebelisoa tsa ISM le IPv6 / 6LoWPAN

Liphetoho tsa Pin

Setšoantšo sa 1-1. Pinout ATmega2564/1284/644RFR2

Hlokomela: Setsi se seholo sa setsi se ka tlas'a sephutheloana sa QFN / MLF se entsoe ka tšepe 'me se kopantsoe ka hare ho AVSS. E lokela ho rekisoa kapa ho khomareloa ho boto ho netefatsa botsitso bo botle ba mochine. Haeba pad e bohareng e siuoa e sa kopanngoa, sephutheloana se ka 'na sa theoha boto. Ha e khothalletsoe ho sebelisa seketsoana se pepesitsoeng e le phetisetso ea lithapo tse tloaelehileng tsa AVSS.

Boithorollo

Maemo a tloaelehileng a fumanehang ka har'a database ena a ipapisitse le liphetho tsa ketsiso le sebopeho sa li-microcontroller tse ling tsa AVR le li-transceivers tsa seea-le-moea tse entsoeng ka mokhoa o ts'oanang oa theknoloji. Bonyane le Bolelele ba boleng bo tla fumaneha kamora hore sesebelisoa se hlahisoe.

Fetileview

ATmega2564/1284/644RFR2 ke microcontroller ea matla a tlase ea CMOS 8-bit e thehiloeng ho AVR e ntlafalitsoeng ea RISC e kopantsoeng le transceiver e phahameng ea data bakeng sa sehlopha sa 2.4 GHz ISM.
Ka ho fana ka litaelo tse matla ka potoloho e le 'ngoe ea oache, sesebelisoa se fihlella lisebelisoa tse atamelang 1 MIP ka MHz ho lumella moqapi oa sistimi ho ntlafatsa tšebeliso ea matla le lebelo la ho sebetsa.
Transceiver ea seea-le-moea e fana ka litefiso tse phahameng tsa data ho tloha ho 250 kb/s ho fihla ho 2 Mb/s, ho tšoara foreimi, kutlo e ikhethang ea moamoheli le matla a phalliso a phahameng a nolofalletsang puisano e matla haholo ea waelese.

Setšoantšo se Thibeloang

Setšoantšo sa 3-1 Block Diagram

Moko oa AVR o kopanya litaelo tse ruileng tse nang le lirejisete tse 32 tse sebetsang ka sepheo se akaretsang. Lirekoto tsohle tse 32 li hokahane ka kotloloho ho Arithmetic Logic Unit (ALU). Lirekoto tse peli tse ikemetseng li ka fumaneha ka taelo e le 'ngoe e phethiloeng ka potoloho e le 'ngoe ea oache. Mohaho o hlahisoang o sebetsa hantle haholo ha o ntse o fihlella liphetho ho fihlela makhetlo a leshome ka potlako ho feta li-microcontrollers tse tloaelehileng tsa CISC. Sistimi e kenyelletsa matla a kaharetagtaolo ea e le taolo e tsoetseng pele ea matla. E khetholloa ke leakage e nyane ea hona joale e lumella nako e telele ea ts'ebetso ho tsoa ho betri.
Transceiver ea seea-le-moea ke tharollo ea ZigBee e kopantsoeng ka botlalo e sebelisang palo e fokolang ea likarolo tsa kantle. E kopanya ts'ebetso e ntle ea RF le litšenyehelo tse tlase, boholo bo nyane le tšebeliso e tlase ea hajoale. Transceiver ea seea-le-moea e kenyelletsa "crystal stabilized" fractional-N synthesizer, transmitter le receiver, le ts'ebetso e felletseng ea Direct Sequence Spread Spectrum Signal (DSSS) ka ho hasana le ho ata. Sesebelisoa se lumellana ka botlalo le litekanyetso tsa IEEE802.15.4-2011/2006/2003 le ZigBee. ATmega2564/1284/644RFR2 e fana ka lintlha tse latelang: 256K/128K/64K Byte ea In-System Programmable (ISP) Flash e nang le bokhoni ba ho bala ha u ntse u ngola, 8K/4K/2K Bytes EEPROM, 32K/16K/8K Bytes SRAM, ho fihla ho melapo e akaretsang ea 35 ea I/O, lirejisetara tse 32 tsa ho sebetsa ka sepheo se akaretsang, Sebali sa Nako ea 'Nete (RTC), 6 flexible Timer/Counters e nang le mekhoa ea ho bapisa le PWM, 32 bit Timer/Counter, 2 USART, terata e lebisitsoeng ho 2-byte. Serial Interface, 8 channel, 10 bit analog to digital converter (ADC) e nang le khetho ea khetho e fapanengtage nang le phaello e ka reroang, Watchdog Timer e nang le Internal Oscillator, SPI serial port, IEEE std. 1149.1 e lumellanang le JTAG sehokelo sa liteko, se sebelisoang hape bakeng sa ho fihlella sistimi ea On-chip Debug le mananeo le mekhoa e 6 ea ho boloka matla ea software.
Mokhoa oa Idle o emisa CPU ha o ntse o lumella SRAM, Timer / Counters, boema-kepe ba SPI, le sistimi e sitisang ho tsoela pele ho sebetsa. Mokhoa oa Power-down o boloka litaba tsa ngoliso empa o homisa Oscillator, o sitisa mesebetsi e meng eohle ea chip ho fihlela tšitiso e latelang kapa hardware e seta bocha. Ka mokhoa oa ho boloka matla, sebali sa nako sa asynchronous se ntse se sebetsa, se lumella mosebelisi ho boloka sebali sa nako ha sesebelisoa se ntse se robetse. Mokhoa oa Phokotso ea Lerata oa ADC o emisa CPU le li-module tsohle tsa I / O ntle le sebali sa asynchronous le ADC, ho fokotsa lerata la switching nakong ea liphetoho tsa ADC. Boemong ba Standby, oscillator ea RC e ntse e sebetsa ha sesebelisoa se ntse se robetse. Sena se lumella ho qala ka potlako haholo ho kopantsoe le tšebeliso e tlaase ea matla. Mokhoeng oa Boemo bo Atolositsoeng, oscillator ea mantlha ea RC le sebali sa nako e sa ts'oaneng li tsoela pele ho sebetsa.
Mokhoa o tloaelehileng oa phepelo ea hajoale ea microcontroller e nang le oache ea CPU e behiloeng ho 16MHz le transceiver ea seea-le-moea bakeng sa linaha tsa bohlokoa ka ho fetisisa e bonts'itsoe ho Setšoantšo sa 3-2 se ka tlase.

Setšoantšo sa 3-2 Radio transceiver le microcontroller (16MHz) e fana ka hona joale

Matla a ho fetisa a behiloe ho boholo. Haeba transceiver ea seea-le-moea e le mokhoeng oa SLEEP, motlakase o felisitsoe ke microcontroller ea AVR feela.
Boemong ba Boroko bo Tebileng, li-blocks tsohle tse kholo tsa dijithale tse se nang litlhoko tsa ho boloka data li khaotsoe ho phepelo ea mantlha e fanang ka phallo e nyane haholo ea ho lutla. Nako ea ho shebella nako, k'hamera ea matšoao a MAC le oscillator ea 32.768kHz e ka hlophisoa hore e tsoele pele ho sebetsa.

Sesebelisoa sena se entsoe ka theknoloji ea memori e sa feto-fetoheng ea Atmel.
The On-chip ISP Flash e lumella memori ea lenaneo hore e hlophisoe ka har'a sistimi ho sebelisa sebopeho sa serial sa SPI, ka sesebelisoa sa memori se sa fetoheng, kapa ka on-chip boot programme e sebetsang motheong oa AVR. Lenaneo la boot le ka sebelisa sebopeho leha e le sefe ho khoasolla lenaneo la ts'ebeliso ho Flash memory ea kopo.
Software e karolong ea boot Flash e tla tsoela pele ho sebetsa ha karolo ea Flash ea ts'ebeliso e ntse e nchafatsoa, e fana ka ts'ebetso ea 'nete ea Read-While-Write. Ka ho kopanya 8 bit RISC CPU le In-System Self-Programmable Flash holim'a monolithic chip, Atmel ATmega2564/1284/644RFR2 ke microcontroller e matla e fanang ka tharollo e feto-fetohang haholo le e theko e boima ho likopo tse ngata tse kentsoeng tsa taolo.
ATmega2564/1284/644RFR2 AVR e tšehetsoa ka lethathamo le felletseng la lisebelisoa tsa ntlafatso ea lenaneo le sistimi ho kenyelletsa: C compiler, macro assemblers, program debugger/simulators, in-circuit emulators, and evaluation kits.

Pin Litlhaloso

EVDD
Phepelo ea analoge ea kantle voltage.

DEVDD
Phepelo ea kantle ea dijithale voltage.

AVDD
Phepelo ea analoge e laoloang voltage (e hlahisoang ka hare).

DVDD
Phepelo ea dijithale e laoloang voltage (e hlahisoang ka hare).

DVSS
Digital ground.

AVSS
Sebaka sa Analog.

Boemakepe B (PB7…PB0)
Boema-kepe B ke boema-kepe ba 8-bit bi-directional I/O bo nang le lihanyetsi tse ka hare tsa ho hula (tse khethiloeng bakeng sa karolo ka 'ngoe). Li-buffers tse hlahisoang ke Port B li na le litšobotsi tsa drive tse lekanang tse nang le sinki e phahameng le bokhoni ba mohloli. E le lisebelisoa, lithakhisa tsa Port B tse huleloang ka ntle li tla hlaha hona joale haeba lihanyetsi tsa ho hula li kentsoe. Lithakhisa tsa Port B li hlalosoa ka makhetlo a mararo ha boemo ba ho seta botjha bo sebetsa, leha tshupanako e sa sebetse.
Port B e boetse e fana ka mesebetsi ea likarolo tse fapaneng tse ikhethang tsa ATmega2564/1284/644RFR2.

Boema-kepe ba D (PD7…PD0)
Boema-kepe ba D ke boema-kepe ba 8-bit bi-directional I/O e nang le lihanyetsi tse hulang ka hare (tse khethiloeng bakeng sa karolo ka 'ngoe). Li-buffers tsa Port D li na le litšobotsi tsa drive tsa symmetrical tse nang le sinki e phahameng le bokhoni ba mohloli. E le lisebelisoa, lithakhisa tsa Port D tse huleloang ka ntle li tla hlaha hona joale haeba lihanyetsi tsa ho hula li kentsoe. Lithakhisa tsa Port D li hlalosoa ka makhetlo a mararo ha boemo ba ho seta botjha bo sebetsa, leha tshupanako e sa sebetse.
Port D e boetse e fana ka mesebetsi ea likarolo tse fapaneng tse ikhethang tsa ATmega2564/1284/644RFR2.

Boemakepe ba E (PE7,PE5…PE0)
Ka hare Port E ke boema-kepe ba 8-bit bi-directional I/O e nang le lihanyetsi tse hulang ka hare (tse khethiloeng bakeng sa karolo ka 'ngoe). Li-buffers tsa Port E li na le litšobotsi tsa drive tse lekanang tse nang le sinki e phahameng le bokhoni ba mohloli. Joalo ka lintho tse kenang, lithakhisa tsa Port E tse huleloang ka tlase li tla hlaha hona joale haeba lihanyetsi tse hulang li kentsoe tšebetsong. Lipini tsa Port E li hlalosoa ka makhetlo a mararo ha boemo ba ho seta bocha bo qala ho sebetsa, leha oache e sa sebetse.
Ka lebaka la palo e tlase ea phini ea boema-kepe ba sephutheloana sa QFN48 E6 ha e kopane le phini. Port E e boetse e fana ka mesebetsi ea likarolo tse fapaneng tse ikhethang tsa ATmega2564/1284/644RFR2.

Port F (PF7..PF5,PF4/3,PF2…PF0)
Ka hare Port F ke boema-kepe ba 8-bit bi-directional I/O e nang le lihanyetsi tse hulang ka hare (tse khethiloeng bakeng sa karolo ka 'ngoe). Li-buffers tsa Port F li na le litšobotsi tsa drive tse lekanang tse nang le sinki e phahameng le bokhoni ba mohloli. Joalo ka lintho tse kenang, lithakhisa tsa Port F tse huleloang kantle ho naha li tla qala hona joale haeba lihanyetsi tse hulang li kentsoe tšebetsong. Lithakhisa tsa Port F li hlalosoa ka makhetlo a mararo ha boemo ba ho seta botjha bo sebetsa, leha tshupanako e sa sebetse.
Ka lebaka la palo e tlase ea phini ea boema-kepe ba sephutheloana sa QFN48 F3 le F4 li hokahane le phini e tšoanang. Sebopeho sa I / O se lokela ho etsoa ka hloko e le ho qoba ho senya matla a mangata.
Port F e boetse e fana ka mesebetsi ea likarolo tse fapaneng tse ikhethang tsa ATmega2564/1284/644RFR2.

Port G (PG4,PG3,PG1)
Ka hare Port G ke boema-kepe ba 6-bit bi-directional I/O e nang le lihanyetsi tse hulang ka hare (tse khethiloeng bakeng sa karolo ka 'ngoe). Li-buffers tsa Port G li na le litšobotsi tsa drive tse lekanang tse nang le sinki e phahameng le bokhoni ba mohloli. Leha ho le joalo matla a mokhanni oa PG3 le PG4 a fokotsehile ha a bapisoa le li-port pins tse ling. Phallo voltage drop (VOH, VOL) e phahame ha nako ea ho lutla e le nyane. E le lintho tse kenyelelitsoeng, lithakhisa tsa Port G tse huleloang kantle ho naha li tla qala hona joale haeba lihanyetsi tse hulang li kentsoe tšebetsong. Lithakhisa tsa Port G li hlalosoa ka makhetlo a mararo ha boemo ba ho seta bocha bo qala ho sebetsa, leha oache e sa sebetse.
Ka lebaka la palo e tlase ea phini ea boema-kepe ba sephutheloana sa QFN48 G0, G2 le G5 ha li kopane le phini.
Port G e boetse e fana ka mesebetsi ea likarolo tse fapaneng tse ikhethang tsa ATmega2564/1284/644RFR2.

AVSS_RFP
AVSS_RFP ke phini ea fatše e inehetseng bakeng sa boema-kepe bo fapaneng, bo fapaneng ba RF I/O.

AVSS_RFN
AVSS_RFN ke phini ea fatše e inehetseng bakeng sa boema-kepe bo fapaneng, bo fapaneng ba RF I/O.

RFP
RFP ke terminal e ntle bakeng sa boema-kepe bo fapaneng, bo fapaneng ba RF I/O.

RFN
RFN ke terminal e fosahetseng bakeng sa boema-kepe ba mahlakore a mabeli, bo fapaneng ba RF I/O boema-kepe.

RSTN
Seta bocha. Boemo bo tlase ho phini ena ka nako e telele ho feta bonyane ba bolelele ba ho otla ha pelo bo tla hlahisa ho seta bocha, le haeba oache e sa sebetse. Li-pulse tse khuts'oane ha lia tiisetsoa hore li tla etsa reset.

XTAL1
Kenyelletso ho oscillator ea kristale ea inverting ea 16MHz ampmoqhobi. Ka kakaretso kristale pakeng tsa XTAL1 le XTAL2 e fana ka oache ea tšupiso ea 16MHz ea transceiver ea seea-le-moea.

XTAL2
Sephetho sa 16MHz kristale oscillator inverting ampmoqhobi.

TST
Lenaneo le mokhoa oa teko li nolofalletsa phini. Haeba pin TST e sa sebelisoe e hulele tlaase.

CLKI
Kenyelletso ho sistimi ea oache. Haeba e khethiloe, e fana ka oache e sebetsang ea microcontroller.

Lithako tse sa sebelisoeng
Lithapa tse phaphametseng li ka baka ho felloa ke matla ho stage. Li lokela ho amahanngoa le mohloli o loketseng. Mekhoeng e tloaelehileng ea ts'ebetso, lihanyetsi tse ka hare tsa ho hula li ka lumelloa (ho Reset GPIO kaofela li lokisoa e le ho kenya letsoho 'me li-resist-up-up li ntse li sa khonehe).
Lithakhisa tsa I/O tsa Bi-directional li ke ke tsa hokeloa mobung kapa phepelong ea motlakase ka kotloloho.
Lithapa tsa ho kenya tsa dijithale TST le CLKI li tlameha ho hokahanngoa. Haeba pin e sa sebelisoeng TST e ka hokela ho AVSS ha CLKI e lokela ho hokela ho DVSS.
Lithako tse hlahisoang li tsamaisoa ke sesebelisoa 'me ha li phaphametse. Lithapa tsa phepelo ea motlakase tse fapaneng li hokahantsoe ka hare ho naha.
XTAL1 le XTAL2 li ke ke tsa qobelloa ho fana ka voltage ka nako e tšoanang.

Tšebelisano 'moho le Meeli ea Tšobotsi ea Phakete ea QFN-48

AREF
Moqolo voltage tlhahiso ea A/D converter ha e kopane le phini ho ATmega2564/1284/644RFR2.

Boema-kepe E6
Boema-kepe ba E6 ha bo kopane le phini ho ATmega2564/1284/644RFR2. Pini e 'ngoe e sebetsa e le ho kenya oache ho timer 3 le ho kena-kenana le 6 kantle ha li fumanehe.

Boema-kepe ba F3 le F4
Boema-kepe ba F3 le F4 bo hokahane le phini e tšoanang ho ATmega2564/1284/644RFR2. Sebopeho sa tlhahiso se lokela ho etsoa ka hloko e le ho qoba tšebeliso e feteletseng ea hona joale.
Mosebetsi o mong oa phini oa port F4 o sebelisoa ke JTAG segokahanyi. Haeba JTAG Sehokelo se sebelisoa boema-kepe ba F3 bo tlameha ho hlophisoa joalo ka ho kenya letsoho mme phallo e 'ngoe ea ts'ebetso ea pin DIG4 (RX/TX indicator) e tlameha ho koaloa. Ho seng joalo, JTAG interface e ke ke ea sebetsa. SPIEN Fuse e lokela ho hlophisoa e le hore e khone ho hlakola lenaneo le khannang ka phoso port F3.
Ho na le likanale tse 7 feela tse kentsoeng ka nako e le 'ngoe ho ADC tse fumanehang.

Boema-kepe ba G0
Boema-kepe ba G0 ha boa hokeloa le phini ho ATmega2564/1284/644RFR2. Ts'ebetso e 'ngoe ea phini ea DIG3 (sesupo se inverted RX/TX) ha e fumanehe. Haeba JTAG Sehokelo ha se sebelisoe DIG4 alternate pin function output ea port F3 e ntse e ka sebelisoa e le RX/TX indicator.

Boema-kepe ba G2
Boema-kepe ba G2 ha bo kopane le phini ho ATmega2564/1284/644RFR2. Ts'ebetso e 'ngoe ea phini ea AMR (ho bala mitha e ikemetseng ea asynchronous ho timer 2) ha e fumanehe.

Boema-kepe ba G5
Boema-kepe ba G5 ha bo kopane le phini ho ATmega2564/1284/644RFR2. Mosebetsi o mong oa phini OC0B (kanale ea ho bapisa sephetho sa 8-Bit timer 0) ha e fumanehe.

RSTON
Tlhahiso ea ho tsosolosa ea RSTON e bontšang boemo ba ho tsosolosa ka hare ha e kopane le pin ho ATmega2564/1284/644RFR2.

Kakaretso ea tlhophiso

Ho ea ka litlhoko tsa kopo, boholo bo fapaneng ba memori bo lumella ho ntlafatsa tšebeliso ea hona joale le ho lutla hona joale.

Lethathamo la 3-1 Tlhophiso ea memori

Sesebelisoa	Khanya	EEPROM	SRAM
Setšoantšo sa ATmega2564RFR2	256 KB	8 KB	32 KB
Setšoantšo sa ATmega1284RFR2	128 KB	4 KB	16 KB
Setšoantšo sa ATmega644RFR2	64 KB	2 KB	8 KB

Litlhophiso tsa sephutheloana le phini e tsamaisanang le tsona lia tšoana bakeng sa lisebelisoa tsohle tse fanang ka tšebetso e felletseng ea sesebelisoa.

Lethathamo la 3-2 Tlhophiso ea Sistimi

Sesebelisoa	Sephutheloana	GPIO	Seriale IF	Mocha oa ADC
Setšoantšo sa ATmega2564RFR2	QFN48	33	2 UART, SPI, TWI	7
Setšoantšo sa ATmega1284RFR2	QFN48	33	2 UART, SPI, TWI	7
Setšoantšo sa ATmega644RFR2	QFN48	33	2 UART, SPI, TWI	7

Lisebelisoa li ntlafalitsoe bakeng sa lits'ebetso tse ipapisitseng le ZigBee le IEEE 802.15.4. Ho ba le stack ea kopo, lera la marang-rang, sebopeho sa sensor le taolo e ntle ea matla e kopantsoeng ka har'a chip e le 'ngoe lilemo tse ngata tsa ts'ebetso li lokela ho khoneha.

Lethathamo la 3-3 Kopo ea Profile

Sesebelisoa	Kopo
Setšoantšo sa ATmega2564RFR2	Mohokahanyi o Moholo oa Marang-rang / Router bakeng sa IEEE 802.15.4 / ZigBee Pro
Setšoantšo sa ATmega1284RFR2	Mohokahanyi oa Marang-rang / Router bakeng sa IEEE 802.15.4
Setšoantšo sa ATmega644RFR2	Sesebelisoa sa ho qetela sa node / processor ea marang-rang

Lipotoloho tsa Kopo

Basic Application Schematic

Sekema sa motheo sa ts'ebeliso ea ATmega2564/1284/644RFR2 se nang le sehokelo sa RF se phethiloeng se le seng se bontšoa ho Figure 4-1 ka tlase le Bill of Material e amanang le Lethathamo la 4-1 leqepheng la 10. 50Ω RF e phethiloeng e le 'ngoe e fetotsoe. ho 100Ω phapano ea RF port impedance e sebelisang Balun B1. Li-capacitor C1 le C2 li fana ka khokahanyo ea AC ea kenyelletso ea RF boema-kepeng ba RF, capacitor C4 e ntlafatsa ho bapisa.

Setšoantšo sa 4-1. Sekema sa Ts'ebeliso ea Motheo (sephutheloana sa lipini tse 48)

Li-capacitor tsa phepelo ea matla (CB2, CB4) li hokahane le pini ea phepelo ea analog ea kantle (EVDD, pin 44) le pin ea kantle ea dijithale (DEVDD, pin 16). Capacitor C1 e fana ka khokahanyo e hlokahalang ea AC ea RFN/RFP.
Lithapa tse phaphametseng li ka baka ho felloa ke matla ho feteletseng (mohlala, nakong ea ho tima). Li lokela ho amahanngoa le mohloli o loketseng. GPIO e ke ke ea hokeloa mobung kapa phepelong ea motlakase ka kotloloho.
Lithapa tsa ho kenya tsa dijithale TST le CLKI li tlameha ho hokahanngoa. Haeba pin TST e ke ke ea hlola e sebelisoa e ka hokela ho AVSS ha phini e sa sebelisoeng ea CLKI e ka hokeloa ho DVSS (sheba khaolo ea “Lithakhisa tse sa sebelisoeng”).
Li-Capacitor CB1 le CB3 ke li-bypass capacitor bakeng sa analoge e kopaneng le digital voltagli-regulators ho netefatsa ts'ebetso e tsitsitseng le ho ntlafatsa tšireletso ea lerata.
Li-capacitor li lokela ho behoa haufi le lithapo ka hohle kamoo ho ka khonehang 'me li lokela ho ba le khanyetso e tlaase le khokahanyo e tlaase ho ea fatše ho finyella ts'ebetso e ntle ka ho fetisisa.

Kristale (XTAL), li-capacitor tse peli tsa mojaro (CX1, CX2), le potoloho e kahare e hokahantsoeng le lithakhisa XTAL1 le XTAL2 li theha kristale oscillator ea 16MHz bakeng sa transceiver ea 2.4GHz. E le ho finyella ho nepahala le ho tsitsa ka ho fetisisa ha maqhubu a litšupiso, li-capacitances tse kholo tsa parasitic li tlameha ho qojoa. Mehala ea Crystal e lokela ho tsamaiswa ka bokgutshwane ka moo ho ka kgonehang mme e seng haufi le matshwao a dijithale a I/O. Sena se hlokahala haholo-holo bakeng sa Mekhoa e Phahameng ea Rate Data.
kristale ea 32.768 kHz e hokahantsoeng le matla a tlase a ka hare (sub 1µA) crystal oscillator e fana ka ts'upiso e tsitsitseng ea nako bakeng sa mekhoa eohle e tlase ea matla ho kenyelletsa 32 Bit IEEE 802.15.4 Symbol Counter ("MAC Symbol Counter") le ts'ebeliso ea nako ea nnete e sebelisang sesupa-nako. timer T/C2 (“Timer/Counter2 e nang le PWM le Asynchronous Operation”).
Kakaretso ea matla a shunt ho kenyelletsa CX3, CX4 ha ea lokela ho feta 15pF ho pholletsa le likhoele ka bobeli.
Phaello e tlase haholo ea hona joale ea oscillator e hloka moralo o hlokolosi oa PCB mme tsela efe kapa efe ea ho lutla e tlameha ho qojoa.
Crosstalk le radiation ho tloha ho fetola mats'oao a dijithale ho ea ho likhoele tsa kristale kapa likhoele tsa RF li ka theola ts'ebetso ea sistimi. Lenaneo la litlhophiso tsa bonyane ba matla a ho khanna bakeng sa lets'oao la tlhahiso ea dijithale le khothaletsoa (sheba "DPDS0 - Ngoliso ea Matla a Bakhanni ba Port 0").

Lethathamo la 4-1. Bill of Materials (BoM)

Moqapi	Tlhaloso	Boleng	Moetsi	Nomoro ea Karolo	Tlhaloso
B1	Boleng ba SMD SMD balun / sefa	2.4 GHz	Wuerth Johanson Technology	748421245 2450FB15L0001	Sefe se kenyelelitsoe
CB1 CB3	LDO VREG bypass capacitor	1 mF (100nF bonyane)	AVX Murata	0603YD105KAT2A GRM188R61C105KA12D	X5R (0603) 10% 16V
CB2 CB4	Phepelo ea matla a bypass capacitor	1 mF (100nF bonyane)	AVX Murata	0603YD105KAT2A GRM188R61C105KA12D	X5R (0603) 10% 16V
CX1, CX2	16MHz kristale mojaro capacitor	12 pf	AVX Murata	06035A120JA GRP1886C1H120JA01	COG (0603) 5% 50V
CX3, CX4	32.768kHz kristale mojaro capacitor	12 … 25 pF
C1, C2	RF coupling capacitor	22 pf	Epcos Epcos AVX	B37930 B37920 06035A220JAT2A	C0G 5% 50V (0402 kapa 0603)
C4 (ka boikhethelo)	RF e bapisang	0.47 pf	Johnstech
XTAL	Crystal	CX-4025 16 MHz SX-4025 16 MHz	ACAL Taitjen Siward	XWBBPL-F-1 A207-011
XTAL 32kHz	Crystal				Rs=100 kOhm

Nalane ea Phetoho

Ka kopo elelloa hore linomoro tsa leqephe leo ho buuoang ka lona karolong ena li bua ka tokomane ena. Phetolelo e lebisitsoeng karolong ena e bua ka tokomane ea tokomane.

Rev. 42073BS-MCU Wireless-09/14

Litaba ha lia fetoha - li entsoe bocha bakeng sa tokollo e kopaneng le database.

Rev. 8393AS-MCU Wireless-02/13

Tokollo ea pele.

© 2014 Atmel Corporation. Litokelo tsohle li sirelelitsoe. / Rev.: 42073BS-MCU Wireless-09/14 Atmel® , Letshwao la Atmel le metswako ya tsona, Enabling Unlimited Possibilities® , le tse ding ke matshwao a kgwebo a ngodisitsweng kapa matshwao a kgwebo a Atmel Corporation kapa ditsiane tsa yona. Mabitso a mang le mabitso a lihlahisoa e kanna ea ba matšoao a ba bang.
Boitlhotlhollo: Lintlha tse tokomaneng ena li fanoe mabapi le lihlahisoa tsa Atmel. Ha ho laesense, e hlalositsoeng kapa e boletsoeng, ka estoppel kapa ka tsela e 'ngoe, ho tokelo efe kapa efe ea thepa ea mahlale e fanoeng ke tokomane ena kapa mabapi le thekiso ea lihlahisoa tsa Atmel. NTLE JOALOKAHA HO BEHILE MELAO LE MAEMO A ATMEL TSA THEKISO E FUMANEHANG HO ATMEL. WEBSEBAKA, ATMEL HA E NKA HA HO MOTHO OO EFE KAPA EFE HONA E HLOKOMELA KA HO BONAHALA, HO FINYELLANG KAPA MOLAO OA TIISETSO MAHALA LE LIHLAHISO TSA LONA, EMPA E SA LEKELETSO, TIISETSO E FUMANETSOENG EA THEKISO, HO SEBELETSA MOSEBETSI OA KEMELO. HA HO FIHLELA ATMEL E TLA BA MOTHO OA MOLATO BAKENG SA LITABA TSE FELENG, TSA BOHLOKOA, TSA TEBELLO, KOTLO, TSE KHETHEHILENG KAPA TSA TSHOANELO (Ho kenyeletsoa, ntle le Meedi, Litšenyo Bakeng sa Tahlehelo le Melemo, Tšitiso ea LIKHOEBO, KAPA TAHLEHO EA TŠEBELETSO) TOKOMANE ENA, LE HA ATMEL E NE E ELETSWA KA MOKGWA OA HO SEBETSA TSE JALO. Atmel ha e etse tlhahiso kapa litiisetso mabapi le ho nepahala kapa botlalo ba litaba tsa tokomane ena mme e na le tokelo ea ho etsa liphetoho ho litlhaloso le litlhaloso tsa lihlahisoa ka nako efe kapa efe ntle le tsebiso. Atmel ha e etse boitlamo bofe kapa bofe ba ho nchafatsa tlhahisoleseling e fanoeng mona. Ntle le haeba ho fanoe ka tsela e 'ngoe, lihlahisoa tsa Atmel ha li tšoanelehe, 'me li ke ke tsa sebelisoa, lits'ebetsong tsa likoloi. Lihlahisoa tsa Atmel ha lia rereloa, ha lia lumelloa, kapa ha lia fuoa tumello ea ho sebelisoa e le likarolo tsa lits'ebetso tse reretsoeng ho tšehetsa kapa ho boloka bophelo.

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Setšoantšo sa ATMEGA644RFR2-ZU
Setšoantšo sa ATMEGA2564RFR2-ZF
Setšoantšo sa ATMEGA644RFR2-ZF
Setšoantšo sa ATMEGA644RFR2-ZUR
Setšoantšo sa ATMEGA1284RFR2-ZU
Setšoantšo sa ATMEGA2564RFR2-ZFR
Setšoantšo sa ATMEGA1284RFR2-ZFR
Setšoantšo sa ATMEGA1284RFR2-ZUR
Setšoantšo sa ATMEGA644RFR2-ZFR
Setšoantšo sa ATMEGA2564RFR2-ZU
Setšoantšo sa ATMEGA1284RFR2-ZF
Setšoantšo sa ATMEGA2564RFR2-ZUR

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Litokomane / Lisebelisoa

Atmel ATmega2564 8bit AVR Microcontroller [pdf] Buka ea Mong'a
ATmega2564RFR2, ATmega1284RFR2, ATmega644RFR2, ATmega2564 8bit AVR Microcontroller, ATmega2564, 8bit AVR Microcontroller, AVR Microcontroller, Microcontroller

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