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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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PC87413 датащи(PDF) 130 Page - National Semiconductor (TI) |
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PC87413 датащи(HTML) 130 Page - National Semiconductor (TI) |
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130 / 257 page  6.0 ACCESS.bus Interface (Continued) www.national.com 130 Revision1.2 6.3.5 ACCESS.bus Fast Disable Register (ACBFDIS) This register provides a fast way to disable one or more modules through the ACCESS.bus without having to access the Activate register of each module (see Section 3.2.3 on page 40). It is reset by hardware to 00h. Power Well: VSB Location: Offset 03h Type: R/W Bit 76 5 43210 Name Reserved KBDDIS MSDIS SER1DIS SER2DIS PARPDIS FDCDIS Reset 0 0 0 00000 Bit Description 7-6 Reserved. 5 KBDDIS (Keyboard Controller Disable). When set to 1, this bit forces the Keyboard Controller module (Logical Device 6) to be disabled (and its resources released) regardless of the actual setting of its Activation bit (index 30). 0: Enabled or Disabled, according to Activation bit (default) 1: Disabled 4 MSDIS (Mouse Controller Disable). When set to 1, this bit forces the Mouse Controller module (Logical Device 5) to be disabled (and its resources released) regardless of the actual setting of its Activation bit (index 30). 0: Enabled or Disabled, according to Activation bit (default) 1: Disabled 3 SER1DIS (Serial Port 1 Disable). When set to 1, this bit forces the Serial Port 1 module to be disabled (and its resources released) regardless of the actual setting of its Activation bit (index 30). 0: Enabled or Disabled, according to Activation bit (default) 1: Disabled 2 SER2DIS (Serial Port 2 Disable). When set to 1, this bit forces the Serial Port 2 module to be disabled (and its resources released) regardless of the actual setting of its Activation bit (index 30). 0: Enabled or Disabled, according to Activation bit (default) 1: Disabled 1 PARPDIS (Parallel Port Disable). When set to 1, this bit forces the Parallel Port module to be disabled (and its resources released) regardless of the actual setting of its Activation bit (index 30). 0: Enabled or Disabled, according to Activation bit (default) 1: Disabled 0 FDCDIS (Floppy Disk Controller Disable). When set to 1, this bit forces the Floppy Disk Controller module to be disabled (and its resources released) regardless of the actual setting of its Activation bit (index 30). 0: Enabled or Disabled, according to Activation bit (default) 1: Disabled |
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