Max7456
Class representing a max7456
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REG_STAT Union Reference

Represents a Status Register value. More...

#include <max7456Registers.h>

Public Attributes

unsigned char whole
 The whole register value.
 
struct {
   unsigned char   PALDetected: 1
 Detected PAL.
 
   unsigned char   NTSCDetected: 1
 Detected NTSC.
 
   unsigned char   LOS: 1
 Loos-Of-Sync.
 
   unsigned char   NOTHsynchOutputLevel: 1
 ~HSYNC Ouput Level.
 
   unsigned char   NOTVsynchOutputLevel: 1
 ~VSYNC Ouput Level.
 
   unsigned char   characterMemoryStatus: 1
 Character Memory Status.
 
   unsigned char   resetMode: 1
 Reset Mode.
 
   unsigned char   unused: 1
 don't care.
 
bits
 access to individual bits
 

Detailed Description

Represents a Status Register value.

Member Data Documentation

REG_STAT::bits

access to individual bits

unsigned char REG_STAT::characterMemoryStatus

Character Memory Status.

  • 0 = Available access.
  • 1 = Unavailable access.
unsigned char REG_STAT::LOS

Loos-Of-Sync.

  • 0 = Sunc Active. Asserted after 32 consecutive input video lines.
  • 1 = No Sync. Asserted after 32 consecutive missing input video lines.
unsigned char REG_STAT::NOTHsynchOutputLevel

~HSYNC Ouput Level.

  • 0 = Active during horizontal synch time.
  • 1 = inactive otherwise.
unsigned char REG_STAT::NOTVsynchOutputLevel

~VSYNC Ouput Level.

  • 0 = Active during vertical synch time.
  • 1 = inactive otherwise.
unsigned char REG_STAT::NTSCDetected

Detected NTSC.

  • 0 = NTSC signal is not detected ad VIN.
  • 1 = NTSC signal is detected at VIN.
unsigned char REG_STAT::PALDetected

Detected PAL.

  • 0 = PAL signal is not detected ad VIN.
  • 1 = PAL signal is detected at VIN.
unsigned char REG_STAT::resetMode

Reset Mode.

  • 0 = Clear when power up reset mode is complete.
  • 1 = Set when in power-up reset mode.
unsigned char REG_STAT::unused

don't care.

unsigned char REG_STAT::whole

The whole register value.


The documentation for this union was generated from the following file: