MC68HC705T16 MOTOROLA [Motorola, Inc], MC68HC705T16 Datasheet - Page 87

• Manufacturer Part Number: MC68HC705T16
• Description: High-density complementary metal oxide semiconductor (HCMOS) microcontroller unit
• Manufacturer: MOTOROLA [Motorola, Inc]

HFPOL - HFLBK input polarity select
HTPOL - FBKG output polarity select
The HTONE output pin is shared with port pin PF3. If HTONE is disabled, HTPOL will have no
effect.
FBPOL - FBKG output polarity select
RGBPOL - RGB output polarity select
IPOL - I output polarity select
9.5.3
Bits 7 to 5 are control bits whereas bits 4 to 0 are status bits associated with interrupt. A status bit
is cleared by writing a 0 to that bit. Care must be taken while clearing a status bit: make sure the
MC68HC05T16
1 (set)
0 (clear) –
1 (set)
0 (clear) –
1 (set)
0 (clear) –
1 (set)
0 (clear) –
1 (set)
0 (clear) –
Address
$2B
Frame Control 3 and Status Register
VFINTE
–
–
–
–
–
bit 7
Horizontal flyback signal at HFLBK is active low.
Horizontal flyback signal at HFLBK is active high.
HTONE (half tone) output pin is active low.
HTONE (half tone) output pin is active high.
FBKG (fast blanking) output pin is active low.
FBKG (fast blanking) output pin is active high.
RBG output pins are active low.
RGB output pins are active high.
I (intensity) output pin is active low.
I (intensity) output pin is active high.
MUTE1
bit 6
BR1
MUTE0
0
0
1
1
bit 5
ON-SCREEN DISPLAY
BR0
0
1
0
1
VFLB
bit 4
On-Time
(frames)
R3CF
192
bit 3
24
48
96
R2CF
bit 2
Off-Time
(frames)
16
32
64
8
R1CF
bit 1
R0CF
bit 0
0000 0000
on reset
State
MOTOROLA
TPG
9-17
9