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SERIES AP471 ACROPACK
USER
’S MANUAL
Acromag, Inc. Tel: 248-295-0310
- 2 -
http://www.acromag.com
- 2 -
www.acromag.com
Table 3.2: Memory Map .............................................................................................................. 17
Interrupt Enable Status Register (Read/Write).....................................................................................18
Table 3.3 Interrupt Register ........................................................................................................ 18
Module Location In System Register (Read Only) .................................................................................19
Table 3.4 Location Register ........................................................................................................ 19
I/O Registers (Read/Write) ..................................................................................................................19
Write Mask Registers (Read/Write) .....................................................................................................20
Event Enable Registers (Read/Write) ...................................................................................................20
Event Type (COS or H/L) Configuration Registers (Read/Write) ...........................................................20
Event Polarity Control Registers (Read/Write) .....................................................................................20
Event Pending/Clear Registers (Read/Write) .......................................................................................21
Debounce Control Registers (Read/Write) ...........................................................................................21
Debounce Duration Registers (Read/Write) .........................................................................................21
Table 3.5 Debounce Duration Register Channels 0 to 15 (Channels 16 to 31 and 32 to 47 similar)
..................................................................................................................................................... 22
Table 3.6 Debounce Duration Clock Multiplier Selection ............................................................ 22
Debounce Clock Select Register (Read/Write) ......................................................................................22
Software Reset Register (Write Only) ..................................................................................................23
XADC Status/Control Register (Read/Write) ........................................................................................23
XADC Address Register (Write Only) ....................................................................................................24
Table 3.7: System Monitor Register Map .................................................................................... 24
Table 3.8: FPGA Voltage and Temperature Range ...................................................................... 24
Firmware Revision Register (Read Only) - (BAR0 + 0x0000 0200) .........................................................24
The Effect of Reset ...............................................................................................................................25
Basic I/O Operation .............................................................................................................................25
Event Sensing .......................................................................................................................................25
Debounce Control ................................................................................................................................26
Interrupt Generation ...........................................................................................................................26
Programming Example .........................................................................................................................27
4.0 THEORY OF OPERATION .......................................................................................... 28
4.1 Logic/Power Interface ................................................................................................ 29
4.2 I/O Ports .................................................................................................................... 29
5.0 SERVICE AND REPAIR ............................................................................................... 30
5.1 Service and Repair Assistance ..................................................................................... 30
5.2 Preliminary Service Procedure .................................................................................... 30
5.3 Where to Get Help ...................................................................................................... 30