Buka ea mosebelisi ea NXP LPC1768 System Development Kit
Tsamaiso e Fetilengview
LPC1768 Industrial Reference Design (IRD) ke sethala se lebisitsoeng ho litsamaiso tse kentsoeng tse thehiloeng ho RTOS. E hlophisitsoe ho pota-pota mohopolo o feto-fetohang oa "Core" le "Base" Printed Circuit Board (PCB), e na le mesebetsi e mengata ea tsamaiso le liprothokholo tsa likhokahano tsa mohala tse fumanoang lits'ebetsong tsa kajeno tse kenyelelitsoeng. Moralo o feto-fetohang o lumella ho fetoha ha liboto tsa mantlha le tsa motheo, lipontšo le li-keypad kamoo ho hlokahalang ts'ebelisong e lebisitsoeng. Sethala se tsamaisoa ke motlakase oa kantle oa 5VDC mme se fana ka potoloho ho lekanya tšebeliso ea hajoale ea 3.3VDC ha e ntse e sebetsa sethaleng ka mekhoa e fapaneng. Nts'etsopele ea software le debugging li finyelloa ka tšebeliso ea JTAG khokahano le tikoloho ea ntlafatso ea Keil IDE. Li-circuits tsa Hardware li kenyellelitsoe ho tsamaisa In-System-Programming (ISP), ho lumella lintlafatso tsa software hore li jarolloe habonolo le ho bonts'oa sethaleng.
Mofuta oa 1.3 kit o na le:
- Boto ea mantlha e entsoeng ke NXP (PCB e tala) LPC1768
- Boto ea motheo e entsoeng ke NXP (PCB e tala).
- Letlapa la likonopo la mofuta oa mohala
- Mojule oa 20X4 oa LCD
Sethala se fana ka software ea lipontšo ho etsa liteko tse sebetsang tsa likarolo tsa microcontroller, joalo ka Ethernet, Lisebelisoa tsa USB, UART, I²C, ADC, le GPIO boema-kepe. Nakong e tlang, sethala se tla tšehetsa Micrium μC / OS-II Real-Time Operating System (RTOS), 'me e fana ka tšehetso ea software bakeng sa 10/100Base Ethernet, USB Host / Device, CAN, RS-232, le I2C li-protocol tsa puisano tsa wired. Ho feta moo, sethala se fana ka li-interfaces tse feto-fetohang bakeng sa:
- Lipontšo tsa Vacuum Fluorescent (VFD) kapa Lipontšo tsa Crystal tsa Liquid (LCD)
- Katoloso ea UART
- Katoloso ea I2C
- Lisebelisoa tse ikhethileng tsa ts'ebeliso ka lihlooho tsa khokahanyo holim'a baseboard
Ho kopanya Hardware
Lenane la ho paka
Thepa ea IRD e kenyelletsa tse latelang:
- LPC1768 "Processor Core Board"
- NXP Industrial Reference Design (IRD) "Baseboard", mofuta oa 1.3
- LCD Display Lumex ea mohlala# LCM-S02004DSR
- Mohala oa ribone e bonts'ang (e kopantsoeng ho LCD/VFD Display)
- NXP I2C keypad, mofuta oa 1
- Sensor ea mocheso ea kantle (2N3906-mofuta o mofubelu / o mosoeu o nang le mocheso oa mocheso oa cable)
- Phepelo ea motlakase ea Condor 5VDC 2.5A
- Ethernet Cable
- Mohala oa USB A/B
- Setšoantšo sa RS232
- Keil ULINK-ME JTAG Debugger le likhoele
- QuickStart Guide (tokomane ena)
Ikopanye le morekisi oa hau haeba likarolo li le sieo. Thepa e kanna ea kenyelletsa likarolo tse ling ha NXP e bokella sephutheloana sena le li-platform tse ling tsa litšupiso (mohlala, CAN Board, DALI Solid State Lighting Board, joalo-joalo). Haeba likarolo tse ling li kenyelelitsoe, bona tataiso e amanang le sethala seo. Tataiso e ka fumanoa ho CD e kenyellelitsoeng.
Kopano ea Kit
Ka kopo bala ka hloko litaelo tse latelang tsa kopano. Ho hloleha ho latela litaelo tsena ho ka etsa hore sethala se se sebetse hantle. Litaelo tse latelang li sebetsa sethaleng sa IRD feela. Khoutu ea ponts'o ea IRD e hlophisitsoeng ho LPC1768 MCU e thusa GPIO LED "Blinky" mme e fana ka motheo oa bareki ho qala nts'etsopele ea LCP17xx.
Hokela liboto tse latelang joalo ka ha ho bontšitsoe setšoantšong sa 1 (leqephe le latelang):
- Pontšo ea LCD: E hokahane le J_VFD
- I2C Keypad: E hoketsoe ho J_KEYPAD
- Sensor ea mocheso ea kantle: E hoketsoe ho J_TEMP(Tepo e khubelu ho ea ho D+, E tšoeu ho ea ho D-)
Etsa bonnete ba hore li-jumpers tse latelang li teng
| Jumper | Khokahano ea kamehla | Tlhaloso |
| JP2 | Jumper e hokahane | E sebelisoa ho ICC tekanyo sethaleng sa IRD ha e khaotsoe |
| JP18 | Pins 1&2 e hokahane | E nolofalletsa 3.3VDC ho tsoa ho molaoli oa onboard |
| JP19 | Pins 1&2 e hokahane | E nolofalletsa 5.0VDC ho tsoa phepelong ea motlakase ea kantle ea Condor. |
| J_VDISP | Pin 2&3 e hokahane | E fana ka 5.0VDC ho LCD Display |
| VREF | Jumper e hokahane | E fana ka khokahano ea ADC/ DAC VREF ho microcontroller |
Pele u fetela Mohato oa 3, etsa bonnete ba hore litaelo TSOHLE tse hlalositsoeng ho Mohato oa 1, likhokahano tsa Hardware, le tlhophiso ea Mohato oa 2 Jumper li latetsoe ka nepo. Ho hloleha ho latela litaelo tsena ho ka etsa hore sethala se se sebetse hantle
- Hokela phepelo ea motlakase ea kantle ea Condor 5VDC ho JPWR (plug ea 2.5mm)
- Ema metsotsoana e seng mekae hore sistimi e matlafatse 'me u hlahlobe li-LED tse' nè ka lehlakoreng le letšehali la baseboard ka holim'a li-switches tse 4 tsa konopo. Li lokela ho benya HO tloha ka letsohong le letšehali ho ea ho le letona ebe li TSOA ho tloha ho le letšehali ho ea ho le letona. Ka ho lokisa AD0 (VR1), u ka fetola sekhahla sa li-LED tse panyang.
- The Heartbeat LED ( hukung e ka tlase ho le letona la base PCB) e lokela ho panya ka sekhahla sa 1Hz.
Li-LED tse latelang li lokela ho ON
- 5VPWR (LED e khubelu e bohareng ba Boto ea Base)
- 3V3_PWR (LED e khubelu e bohareng ba Base Board)
- USB_PWR (LED e tala e fumaneha tlase ka ho le letona ho Base Board)
Ho batle phoso
Mathata a 'maloa a tloaelehileng a ka hlahang ha o sebelisa IRD ke:
Litaba tse amanang le Hardware
- Keypad le LCD li hloka ho hokahana ka nepo ho "Baseboard". Sheba karolo ea bukana ena bakeng sa lintlha tse ling
- Li-jumpers tsohle li tlameha ho hlophisoa ho latela karolo ea 2.2 ea bukana ena
- Letlapa la dikonopo le ke ke la araba haeba mosebedisi a ka lokoloha le ho le hokela hape ha IRD e ntse e le teng. Ha sena se etsahala, theola boto ebe o e matlafatsa hape
Boitsebiso le Litokomane tsa li-CD
Litokomane
Thepa e kenyelletsa kopi ea Tataiso ena ea QuickStartQuickStart. Schematics, Bill of Material, Gerber files for the Baseboard, IRD User Interface html web maqephe, le li-module tsa koetliso bakeng sa mesebetsi e meholo ea sethala sa IRD li ka fumanoa ho NXP websebaka: http://www.standardics.nxp.com/support/boards/ird/
Software - Keil
Software ea IRD LPC1768 kit e entsoe ho sebelisoa KEIL uVision3 version 3.5. Keil e fana ka mofuta oa liteko oa matsatsi a 60, 256kB bakeng sa bareki ba sebelisang lisebelisoa tsa IRD.
Ho kenya Keil IDE ea ho: https://www.keil.com/demo/eval/arm.htm
- Latela litaelo tse fensetereng ea Auto-Installer.
- Nakong ea ts'ebetso ea ho kenya, ho hlokahala ho ngolisa sehlahisoa le Keil ho fumana senotlolo sa laesense bakeng sa IDE. U tla kopuoa ho kenya nomoro ea PSN e fanoeng khithing ena (leibole e nang le nomoro ea serial ea linomoro tse 15) ho ngolisa mofuta oa teko oa uVision.
- Joale u tla fumana senotlolo sa laesense bakeng sa sesebelisoa ka lengolo-tsoibila. Sena se ka nka lihora tse 24 ho sebetsa.
Software – ULINK-ME Debugger
ULINK-ME Debugger e kenyellelitsoeng ho IRD kit e lumella ho lokisa khoutu le ho hlophisa microcontroller ea LPC1768 Cortex-M3.
- Hokela ULINK-ME ho koung ea USB ea PC
- Kopanya JTAG sehokelo sa JTAG koung ea IRD Base Board
Lisebelisoa tsa Software le Tokomane
Lintlafatso tsa software le litokomane li fumaneha ho tsoa ho: http://www.standardics.nxp.com/support/boards/ird/
Tafole ea Reference Headers
Lethathamo le latelang ke tlhaloso ea li-jumpers le lihlooho tsa khokahanyo ho IRD Baseboard (mofuta oa 1.3). Lintlha tse ling li ka fumanoa ho IRD schematic le litokomane tsa Buka ea Mosebelisi.
JP4 & JP5 - Lihokelo tsa CAN Analyzer
| Pin | Label | Mosebetsi |
| 1 | KHAFA | E hokela CAN Analyzer ho lets'oao la CANH la TJA1040 |
| 2 | GND | Khokahano ea fatše |
| 3 | KANANELO | E hokela CAN Analyzer ho letšoao la CANL la TJA1040 |
CAN_Test – E KA LONA Loopback Interface
| Pin | Label | Mosebetsi |
| 1 | KAN2-L | CAN2 Channel CANL Letšoao |
| 2 | KAN1-L | CAN1 Channel CANL Letšoao |
| 3 | CAN2-H | CAN2 Channel CANH Letšoao |
| 4 | CAN1-H | CAN1 Channel CANH Letšoao |
CAN1_PWR & CAN2_PWR – CAN Slave Port Power Connectors
| Pin | Label | Mosebetsi |
| 1 | + 5VDC | + 5VDC Phepelo ea Matla e Tsoang ho Phepelo ea Kantle kapa POE Module |
| 2 | KA-PWR | E hokela +5VDC ho CAN Slave Unit ka pin 9 ea DB9 Connector |
JP8 & JP10 - Khetho ea Mokhoa oa ISP
| JP8 | P2_10 | Microcontroller e kenngoa ka mokhoa oa ISP ha jumper ena e hokahane, e nolofalletsang FlashMagic ho hlophisa microcontroller. |
| JP10 | RETS'ELISITSOE | Microcontroller e ts'oaroa e le reset bakeng sa lenaneo la ISP ha jumper ena e hokahantsoe, e nolofalletsang Flash Magic ho hlophisa
microcontroler |
JP9 - UART0 DCE/DTE Khetho
| Pin | Label | Mosebetsi |
| 1 | T1OUT | RS-232 Serial Data Output ho tloha UART0 |
| 2 | UART0 Pin2 | Pin 2 ea Sehokelo sa UART0 DB9 |
| 3 | UART0 Pin3 | Pin 3 ea Sehokelo sa UART0 DB9 |
| 4 | R1IN | RS-232 Serial Data Input ho UART0 |
JP12 - UART1 DCE/DTE Khetho
| Pin | Label | Mosebetsi |
| 1 | T2OUT | RS-232 Serial Data Output ho tloha UART1 |
| 2 | UART1 Pin3 | Pin 2 ea Sehokelo sa UART0 DB9 |
| 3 | UART1 Pin2 | Pin 3 ea Sehokelo sa UART0 DB9 |
| 4 | R2IN | RS-232 Serial Data Input ho UART1 |
J_TEMP - Sehokelo sa Sensor sa Kantle sa Mocheso
| Pin | Label | Mosebetsi |
| 1 | D- | Kgokelo ya External Temperature Sensor negative (White Wire). |
| 2 | D+ | Khokahano ea External Temperature Sensor positive (Red Wire). |
JP18 - 3.3VDC Khetho ea Mohloli
| Pin | Label | Mosebetsi |
| 1 | + 3.3VDC | IC13 (Onboard 3.3VDC Regulator) Sephetho |
| 2 | Ird +3.3V Phepelo | Ird +3.3VDC Phepelo |
| 3 | POE_3.3V | POE Connector 3.3VDC Supply |
JP19 - 5.0VDC Khetho ea Mohloli
| Pin | Label | Mosebetsi |
| 1 | + 5.0VDC | Mohloli oa JPWR +5VDC (ho tsoa ho Phepelo ea Matla a Ntle a Condor) |
| 2 | Ird +5.0VDC Phepelo | Ird +5VDC Phepelo |
| 3 | POE_5V | POE Connector 5.0VDC Supply |
12V – POE 12VDC Output Connection
| Pin | Label | Mosebetsi |
| 1 | POE_12V | Khokahano ea phepelo ea POE 12VDC |
| 2 | GND | Khokahano ea fatše |
JP2 - Khokahano ea hona joale ea IRD Monitor
| Pin | Label | Mosebetsi |
| 1 | Ird +3.3V Phepelo | Ird 3.3VDC Mohloli oa Matla |
| 2 | +3V3 | 3.3V IRD Supply Line |
J_VDISP - Khetho ea Mohloli oa Matla a Pontšo ea IRD
| Pin | Label | Mosebetsi |
| 1 | Ird +3V3 | 3.3V IRD Supply Line |
| 2 | VFD/LCD VCC | Mohloli oa Tlhahiso ea VFD & LCD |
| 3 | Ird +5.0VDC | Ird +5VDC Phepelo |
J_LCD - Khetho ea Taolo ea Phapano ea LCD
| Pin | Label | Mosebetsi |
| 1 | V_Phapang | Phapang voltage tsoa ho VR2 |
| 2 | LCD_Phapang | LCD Phapang ea Moqtagle V0 |
VREF - Microcontroller VREF Selection
| Pin | Label | Mosebetsi |
| 1 | VREF | Setšoantšo sa ADC/DAC voltagke letšoao ho MCU |
| 2 | V3A | Mohloli o sefiloeng oa 3.3v bakeng sa VREF |
Tšehetso
Ts'ehetso ea tekheniki ea inthaneteng e fumaneha ho http://www.nxp.com/support Litaelo le li-datasheets: http://www.standardics.nxp.com/support/boards/ird/ ©2008 NXP Semiconductors. Litokelo tsohle li sirelelitsoe. Matshwao ohle a kgwebo ke thepa ya beng ba ona. Lintlha tse fanoeng ke NXP Semiconductors. ho lumeloa hore e nepahetse ebile e ka tšeptjoa, empa ha ho ketsahalo eo NXP Semiconductors e tla ikarabella bakeng sa tšenyo leha e le efe e hlahang ka lebaka la tšebeliso kapa ho se khone ho sebelisa boitsebiso kapa liphoso leha e le life tse ka hlahang khatisong ena. Tlhahisoleseding e fanoe joalo ka ntle le litiisetso tsa mofuta ofe kapa ofe, ebang ke ka mokhoa o hlakileng kapa o boletsoeng. Li-Semiconductors tsa NXP li na le tokelo, ntle le tsebiso, ho etsa liphetoho tlhahisoleseling kapa moralong le litlhalosong tsa hardware ea eona le/kapa lihlahisoa tsa software. Lihlahisoa li itšetlehile ka ho fumaneha. NXP Semiconductors San Jose, CA USA www.nxp.com
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