Polyphonic Microbit!: 7 Kauj Ruam

2024 Tus sau: John Day | [email protected]. Kawg hloov kho: 2024-01-30 09:24

Hauv 80's, cov vis dis aus game thaum ntxov tau txwv cov teeb tsa. Cov txheej txheej no tsuas muaj 4-6 lub suab rau lawv, 2 txog 3 ntawm lawv tau mob siab rau qhov cuam tshuam/nruas, thiab 1 rau kab ntses bass thaj tsam.

Nrog tsuas yog 1-2 lub suab tshuav, peb yuav mus ua si chords li cas? Nov yog qhov twg 'polyphony cuav' los ua si. "Polyphony cuav" tsuas yog siv ntau cov ntawv sau ua ib qho tom qab lwm qhov, zoo ib yam li arpeggio. Nrog qhov ntev ntawm cov ntawv sau luv heev, peb tuaj yeem tau txais lub suab tsis hnov lus uas zoo li lub ntsej muag!

Nov yog qhov txuas rau cov ntaub ntawv ntau ntxiv txog "False Polyphony"

www.ludomusicology.org/2015/07/16/composit…

Khoom siv:

1 - BBC Microbit, txawm li cas los xij, yog tias koj tseem tsis tau muaj, koj tuaj yeem mus rau Make: code lub vev xaib https://makecode.microbit.org/ thiab koj tuaj yeem siv lawv cov Microbit virtual hauv koj tus browser.

Youtube Video ua raws -

Kauj Ruam 1: Siv Ua: Code

Thawj kauj ruam yog mus rau https://makecode.microbit.org/ thiab ua cov ntawv tshiab thiab npe nws "Phony Polyphony."

Kauj ruam 2: 'ntawm Start' Thaiv

Hauv koj qhov 'pib' thaiv, tso 'set tempo rau (bpm)' block 'sab hauv, teeb tsa rau qhov koj nyiam tempo. Qhov no tuaj yeem pom hauv ntu MUSIC block.

120 bpm yog qhov chaw zoo pib.

Kauj Ruam 3: 'ntawm Khawm [A] Nias'

Hauv peb qhov INPUT ntu ntu, ntxiv qhov 'ntawm khawm [A] nias' thaiv. Qhov thaiv no nrog khiav ib qho chaws nyob hauv qhov thaiv no thaum khawm A raug nias.

Kauj Ruam 4: 'ua si Tone (X) rau (ntaus)'

Txog qib no, peb tab tom yuav ua C Major Chord, sau ntawv yog C E G.

Hauv peb MUSIC ntu ntu, siv 'suab nrov (sau tseg) rau (ntaus)' thiab muab tso rau sab hauv 'ntawm khawm [A] nias' thaiv. Teem thawj qhov no rau daim ntawv C thiab ntaus rau 1/16th (cim 16). Tom qab ntawd, theej nws (theej tawm/muab tshuaj txhuam) thiab teeb tsa qhov tshiab rau E, thiab ua tib yam rau daim ntawv thib peb, G.

Yog li tam sim no peb yuav tsum muaj peb 'suab nrov ua si (ceeb toom) rau (1/16th)' thiab nws yuav tsum zoo li daim duab thib ob saum toj no.

Tam sim no hla mus rau virtual Microbit thiab nias lub pob A thiab koj yuav tsum hnov lub suab luv luv!

… Nws tsuas yog ua si ib zaug. Peb yuav ua li cas kom nws ua si ntau dua ib zaug?….

Nyob rau theem tom ntej kom siv LOOPS!

Kauj Ruam 5: Siv 'Loops'

Loops yog qhov muaj txiaj ntsig vim tias lawv yuav ua kab ntawm cov lej ntau zaus rau koj.

Hauv peb qhov LOOPS block cheeb tsam, tuav thiab muab qhov 'rov ua dua (1) zaug ua' thaiv. Sab hauv qhov LOOP block no, tso koj li peb 'play tone (X) rau (beat)' blocks, siv daim duab saum toj no yog xav tau.

Tam sim no, hloov koj tus lej ntawm lub sijhawm LOOP khiav mus rau 6. Txhua tus lej yuav ua haujlwm, tab sis cia ua kom yooj yim, puas yog?

Tam sim no hla mus rau koj lub microbit virtual thiab nias A thiab koj yuav tsum hnov koj lub suab zoo C Major Chord ua si ua ntej koj pob ntseg!

Tam sim no cia qhov program lwm chord mus ua si tom qab C Major chord…

Kauj ruam 6: Chord thib ob

Xaiv koj 'rov ua dua 6 zaug ua' thaiv (uas tseem muaj peb 'suab nrov ua si (X) rau (ntaus)' thaiv) thiab theej tawm nws (theej/muab tshuaj txhuam).

Tam sim no tso cov pab pawg tshiab no ntawm block UNDERNEATH thawj pab pawg ntawm cov thaiv. Pawg thib ob no yuav ua si tom qab thawj pab pawg.

Hauv pab pawg tshiab no, cia hloov cov ntawv sau rau "D F A (D Minor)" thiab khaws qhov 'rov ua dua' txog 6.

Tam sim no nias A hauv virtual microbit thiab koj yuav tsum hnov koj thawj chord kev nce qib siv Micro: ntsis Microcontoller.

Kauj ruam 7: Tam sim no Dab tsi?

Dab tsi yog qee qhov kev vam meej chord koj tuaj yeem ua haujlwm rau hauv Micro: ntsis? Tej zaum ib zaj nkauj nyiam lossis nkauj uas koj sau?

Ua siab dawb qhia qhov koj tau ua los ntawm kev tawm tswv yim hauv qab no!