A20B-9002-0310/02B
MILLER ELECTRIC 183155A USPP 183155A
Steve Miller IP Signed Autographed Electric Guitar PSA
FENDER MILLER DRAFT BEER SQUIER STRATOCASTER ELECTRIC
MILLER ELECTRIC 070-609 USPP 070609
MILLER ELECTRIC 204010 USPP 204010
NEW MILLER ELECTRIC 070-609 CONTROL CARD ELECTRICAL BOARD 070609
MILLER ELECTRIC 071200 USPP 071200
MILLER ELECTRIC 220644 NSPP 220644
MILLER ELECTRIC 211276 USPP 211276
Miller CP-250TS 250 AMP, Electric welder weld power source Works. with cart
*NEW* Miller Electric PC Control Circuit Board 183047 *NEW*
MILLER ELECTRIC 083481 PC BOARD
Fender Squier Standard Stratocaster Miller Genuine Draft Promo Guitar hardtail
Returns: Accepted within 3 days
Antique Miller Oil Lamp Converted to Electric-Pink Stained/Slag Glass AMAZING!
MILLER ELECTRIC 130699 NSPP 130699
MILLER ELECTRIC 177162 USPP 177162
New Miller Electric 3 Phase Running Gear 042886 & Cable Holder 043055
MILLER ELECTRIC 187101 USPP 187101
MILLER ELECTRIC 190704 USPP 190704
MILLER ELECTRIC 47007 USPP 47007
Intertherm Nordyne Miller Furnace Electric Heating Element 20 KW 917173 917173B
Old MILLER Electric SNOWMAN WITH PIPE and BROOM CHRISTMAS LIGHT
MILLER ELECTRIC 132138 NSFP 132138
Intertherm Nordyne Miller Package Furnace Electric Heating Element 15KW 904414
Vintage Miller Beer Sign lighted with clock from 1960's electric
Returns: Accepted within 3 days
NEW!! NICOLE MILLER RUCHED STRPLS DRS IN SILVER & ELECTRIC BLUE ! (RETAIL $430)
由于在984LL中沒有32位數(shù)的運算功能塊直接使用,原來考慮使用的“EMTH”塊只允許操作數(shù)為32位,而結(jié)果不能超出65536,所以無法直接應(yīng)用。
在某項目中,編碼器的數(shù)值變化范圍為126000左右,超出65536,所以考慮分高低位來進行計算,即通過判斷編碼器實際值與初始值的高位是相等、不等分別進行計算,計算結(jié)果可以滿足實際需要。
以左油缸行程為例說明計算過程,油缸全收回時,編碼器數(shù)值為33232271(對應(yīng)油缸行程為9403mm),全伸出時編碼器數(shù)值為33106005(對應(yīng)油缸行程為0mm),即每1mm行程對應(yīng)13.428個編碼器數(shù)值,假如計數(shù)器的寄存器為%300021(DINT),初始值存在寄存器%400323(DINT)中,那么油缸行程left可以由以下計算獲得:
If %300022=%4000324 then
Left = (%300021-%400323)/13.428=(%300021-%400323)*1000/13428;
If %300022>%4000324 then
Left = [(%300021-%400323)+(%300022-%4000324)*65536]/13.428
=(%300021-%400323)*1000/13428+(%300022-%4000324)*4880.55
≈(%300022-%4000324)*4880+%300021*1000/13428-%400323*1000/13428
這樣就可以通過984LL語言中的16位計算命令獲得結(jié)果。
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