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Siemens CPU 948 - Integrated Special Functions

Siemens CPU 948
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Contents of Chapter 6
6.1 Introduction. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 - 4
6.2 OB121: Set/Read System Time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 - 8
6.3 OB 122: "Disable Interrupts" On/Off . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 - 12
6.4 OB 124: Delete STEP 5 Blocks. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 - 14
6.5 OB 125: Generate STEP 5 Blocks. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 - 17
6.6 OB 126: Define, Transfer Process Images. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 - 20
6.7 OB 129: Battery State. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 - 25
6.8 OB 131: Delete ACCUs 1, 2, 3 and 4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 - 26
6.9 OB 132/133: Roll-Up ACCU/Roll-Down ACCU . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 - 27
6.10 OB 141: "Disable Single Cyclic Timed Interrupts" On/Off . . . . . . . . . . . . . . . . . . . . . . 6 - 29
6.11 OB 142: "Delay All Interrupts" On/Off. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 - 32
6.12 OB 143: "Delay Single Cyclic Timed Interrupts" On/Off . . . . . . . . . . . . . . . . . . . . . . . 6 - 35
6.13 OB 150: Set/Read System Time. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 - 38
6.14 OB 151: Set/Read Time for Clock-Controlled Interrupt. . . . . . . . . . . . . . . . . . . . . . . . . 6 - 43
6.15 OB 153: Set/Read Time for Delayed Interrupt . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 - 50
6.16 Ob 180: Variable Data Block Access. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 - 53
6
Integrated Special Functions
CPU 948 Programming Guide
C79000-G8576-C848-04
6 - 1

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