arameｔeｒs will ｂe acquiｒed to monitｏr equｉpmeｎt ｏperatｉng ｓｔatｅ.
In tｒaｄiｔioｎal ｄatａ acquｉsitioｎ systems， thｅ data fｒoｍ acｑuiｓｉ
ｔｉｏｎ ｃａrd are gｅneraｌｌy send ｉnｔｏ ｔhe ｃｏmｐuter, ａｎd specif
ｉc softwarｅ wilｌ be deｖeloped ｆor ｔｈe daｔａ ａcquiｓiｔion。 The
main ｃontrｉbuｔｉｏn oｆ ｔhｉｓ paper haｓ desigｎｅd the STM32 pｌatfo
ｒm wｉth ARM tecｈnoloｇy， that has ｂｅcome a tｒadｉtｉonal mainstｒ
eam ｔechnoｌoｇy iｎ eｍbｅｄｄeｄ ｓystems， aｎd tｈe cｏｌlｅctinｇ dａ
ｔa ｔoｗａrd the directｉon of high ｒeal-time， ｍulti-paｒameteｒ， h
ｉgh—pｒｅcｉsion, while dａta ｓtoｒａge bｅcome ｌarge capａｃity, more
miniaturizatioｎ and ｐｏrtable， and thｅ deveｌoｐｍent of ｍulｔ
icommｕnication ｍｏｄe ａｎd long—disｔance for ｄａta tranｓｍisｓ
ion． Sｏ ａs ｔo meｅt the ａcｔual acquisitｉon system ｍultiｔaｓkinｇ
requｉrementｓ， this ａrｔicle ｈaｓ deｓigｎed based on SＴM32 ｍicro—cｏ
ntrolｌｅr ｕC／ＯS－II ｓyｓtem ｏf signaｌ ａcｑｕiｓitｉｏn ｓyｓｔ
em． Tｈｅrｅfore, ｉn order ｔo mｅｅt tｈe actuaｌ acquisition ｓyｓｔe
ｍ multitask requirｅｍents， this novelty oｆ this artｉcle has dｅｓigned a
sｉgnal ａcquisｉｔion system ｉn mｉcro-contｒolｌer ｕC/OS-II ｂａsed ｏｎ
ＳTM32。
2．Arｃｈitecｔｕre of data ａｃquisition sysｔeｍ
Daｔa acquisiｔｉｏn ａs keｙ ｔeｃhnｏlogy foｒ mｏnitoring ｅｑｕ
ipmeｎt， rｅcently a lｏt oｆ work has ｂeen donｅ on iｔ。 An eｍbｅｄｄ
ed paｒallｅl ｄata acquisitiｏn system basｅd ｏｎ ＦPGA iｓ Optｉｍized
designed whｉcｈ ｗill make iｔ ｒｅasonabｌｅ ｔo diｖｉde ａnｄ alloｃaｔ
ｅ higｈ-spｅｅd and lｏｗ—sｐeｅｄ A／D [5］。 Inｓｔｅad， ｉt has usｅ
a hｉｇｈ—speed A／D
ｃonvｅrter aｎd Stｒａtix ＩI ｓerieｓ of ＦPGA ｆor data coｌleｃtion
and ｐｒocｅsｓing， in which ｔhe maｉｎ ｃontｒibutｉon iｓ used ｏｆ t
ｈe Coｍpact Periphｅｒａｌ Ｃｏmponｅnt Inteｒcoｎnｅct, tｈe sysｔｅm
ｈas tｈe ｃhａｒａｃters of modulariｚaｔion， sturｄｉnｅｓs and scａ
lability ［6］．Ｂut ｒemoｔe conｔroｌ wiｌｌ ｂe needed in Spｅciaｌ Con
ｄｉtions, ｔhis pａper intrｏｄuｃe ｔｈe ｅｍbeｄded ｏｐerａting ｓyste
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