Omega Vehicle Security DAQ-16 user manual Counter 1 Clock rate register high word

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Counter 1 - Clock rate register (high word)

operating mode:

2

minimum count value:

2

configuration byte:

0 / 1 / 1 / 1 / 0 / 1 / 0 / 0 = 74H

Example:

Program the value 13A4H into the high word of the clock rate register.

output 74H to output A4H to output 13H to

base_address + 0FH base_address + 0DH base_address + 0DH

Example:

Program the value FFFFH into the high word of the clock rate register.

output 74H to base_address + 0FH output FFH to base_address + 0DH output FFH to base_address + 0DH

Counter 2 - Multi-function timer register

operating mode:

2

minimum count value:

2

configuration byte:

1 / 0 / 1 / 1 / 0 / 1 / 0 / 0 = B4H

Example:

Program the value 000AH into the multi-function timer register.

 

 

output B4H to base_address + 0FH

 

 

output 0AH to base_address + 0EH

 

 

output 00H to base_address + 0EH

Example:

Program the value 0100H into the multi-function timer register.

 

 

output B4H to base_address + 0FH

 

 

output 00H to base_address + 0EH

 

 

output 01H to base_address + 0EH

DAQ-16 Users Manual

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Contents 15,1*,1 WARRANTY/DISCLAIMER Servicing Europe Servicing North AmericaFor immediate technical or application assistance Page Manufacturers Address Manufacturers NameApplication of Council Directive Standards to which Conformity is DeclaredTable of Contents List of Figures and Tables Introduction InstallationDAQ-16 Specifications Maximum Input Voltage Amplifier Range Analog to Digital ConverterJumper J7 Configuration Volt range Unipolar Bipolar Binary 2s complement Voltage Binary ’s Complement Digital to Analog Converters Channel Bipolar Digital Input/OutputUnipolar Gain =I/O Base Address Selection Base AddressClock Selection Internal Clock External Clock Start of Conversion Trigger Selection10. Jumpers J8 and J9 Configuration Direct Memory AccessExternal Interrupt InterruptsExternal Connections Page Control Word Register Register DescriptionCHSL2 CHSL1 CHSL0 Start of Conversion Register Multi-Function Timer Register3 DAC0 Register 4 DAC1 RegisterProgramming the 8254 Counter/Timer Counter 1 Clock rate register high word Version January 28