6ES7392-2BX10-0AA0
6ES7392-2BX10-0AA0
6ES7392-2BX10-0AA0
循環(huán)組織塊在每個(gè)掃描周期會(huì)不停地執(zhí)行,直到另外事件的組織塊對(duì)他產(chǎn)生中斷。處于較高優(yōu)先級(jí)的組織塊可以中斷處于較低優(yōu)先級(jí)組中組織塊的處理過程。相同優(yōu)先級(jí)組的組織塊不會(huì)對(duì)他們自己產(chǎn)生中斷。這些中斷會(huì)按照它們的優(yōu)先級(jí)增加到隊(duì)列中,然后按照優(yōu)先級(jí)由高到低的順序來執(zhí)行。
二、程序循環(huán)組織塊。要啟動(dòng)用戶程序,執(zhí)行項(xiàng)目中至少要有一個(gè)程序循環(huán)組織塊,如OB1。操作系統(tǒng)在每個(gè)掃描周期調(diào)用程序循環(huán)組織塊一次,可以使用多個(gè)程序循環(huán)組織塊,程序循環(huán)組織塊的優(yōu)先等級(jí)為1,在所有組織塊中的優(yōu)先等級(jí),其他任何類型的事件都可以中斷循環(huán)程序的執(zhí)行。程序循環(huán)組織塊,沒有啟動(dòng)信息。
6AV2181-4GB10-0AX0
6AV6 641-0CA01-0AX1 6AV6645-0EC01-0AX1 6FC5198-6AB40-0EP2 6FC5248-0AA01-0AA0
6AV6 642-0AA11-0AX1 6AV6645-0DD01-0AX1 6FC5198-6AB40-0BP2 6FC5211-0BA01-0AA2 6FC5447-0AA00-0AA1
6AV6 642-0BA01-1AX1 6AV6645-0EB01-0AX1 6FC5198-6AB40-0DP2 6FC5211-0BA01-0AA4 6FC5603-0AC12-1AA0
6AV6 642-0BC01-1AX1 6AV6645-0DE01-0AX1 6FC5198-6AB40-0CP2 6FC5211-0BA01-0AA3 6FC5447-0AA01-0AA0
6AV6 642-0DA01-1AX1 6AV2124-0GC13-0AX0 6AV6542-0CA10-0AX0 6AV2181-4JB10-0AX0
6AV6 642-0DC01-1AX1 6AV2124-0XC02-0AX0 6AV6542-0BB15-2AX0 6AV2181-4JBOO-0AXO
6AV6 643-0BA01-1AX0 6AV2124-0QC13-0AX0 6AV6542-0CC10-0AX0 6AV2181-4MB00-0AX0
6AV6 644-0AB01-2AX0 6AV6645-0CB01-0AX0 6FC5248-0AA02-0AA0 6FC5603-0AC13-1AA0 6FC5303-0DT12-1AA0
6AV6 644-0AC01-2AX0 6AV6645-0BE02-0AX0 6FC5198-6AB40-0AP2 6FC5211-0BA01-0AA0 6FC5603-0AD00-0AA1
6AV6 644-0BA01-2AX0 6AV6645-0CC01-0AX0 6FC5198-6AB20-0BP2 6FC5211-0BA00-0AA0 6FC5412-0FA10-0AA0
6AV6545-0BB15-2AX0 6AV2144-8MC10-0AA0 6AV6545-0AG10-0AX0 6AV2181-4QB00-0AXO
6AV6545-0BC15-2AX0 6AV2181-8XP00-0AX0 6AV6545-0BA15-2AX0 6AV2181-4QB10-0AX0
6AV6545-0CA10-0AX0 6AV2181-4DB20-0AXO 6AV6642-0DC01-1AX0 6AV2181-4UB00-0AX0
6AV6545-0CC10-0AX0 6AV2181-4DB1O-OAXO 6AV6643-0BA01-1AX0 6AV2181-4XB00-0AX0