REG_VM1 Union Reference

Represents a Video Mode 1 Register value. More...

#include <max7456Registers.h>

Public Attributes
unsigned char	whole
	The whole register value.
struct {
unsigned char   blinkingDutyCycle: 2
	Blinking Duty Cycle (On:Off)
unsigned char   blinkingTime: 2
	Blinking Time (BT)
unsigned char   backgroundModeBrightness: 3
	Background Mode Brightness.
unsigned char   backgroundMode: 1
	Background Mode.
}	bits
	access to individual bits

Detailed Description

Represents a Video Mode 1 Register value.

Member Data Documentation

unsigned char REG_VM1::backgroundMode

Background Mode.

• 0 = DMM[5] & DMM[7] sets the state of each character background
• 1 = Sets all displayed background pixel to gray

unsigned char REG_VM1::backgroundModeBrightness

Background Mode Brightness.

• b000 (0) = 0%
• b001 (1) = 7%
• b010 (2) = 14%
• b011 (3) = 21%
• b100 (4) = 28%
• b101 (5) = 35%
• b110 (6) = 43%
• b111 (7) = 49%

REG_VM1::bits

access to individual bits

unsigned char REG_VM1::blinkingDutyCycle

Blinking Duty Cycle (On:Off)

• b00 (0) = BT:BT
• b01 (1) = BT:(2*BT)
• b10 (2) = BT:(3*BT)
• b11 (3) = (3*BT):BT

unsigned char REG_VM1::blinkingTime

Blinking Time (BT)

• b00 (0) = 2 fields (NTSC = 33ms ; PAL = 40ms)
• b01 (1) = 4 fields (NTSC = 67ms ; PAL = 80ms)
• b10 (2) = 6 fields (NTSC = 100ms ; PAL = 120ms)
• b11 (3) = 8 fields (NTSC = 133ms ; PAL = 160ms)

unsigned char REG_VM1::whole

The whole register value.

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

• max7456Registers.h