PCA8514T PHILIPS [NXP Semiconductors], PCA8514T Datasheet - Page 56

• Manufacturer Part Number: PCA8514T
• Description: Stand-alone OSD
• Manufacturer: PHILIPS [NXP Semiconductors]

Philips Semiconductors
14 DEFAULT VALUES AFTER POWER-ON-RESET
The default values of registers after a Power-on-reset are specified in Table 48. All other settings must be initialized by
the user after a Power-on-reset.
Table 48 Default values
1995 Nov 27
User directly controllable registers
Control Register 1
Control Register 2
Control Register 3
Control Register 4
Control Register 5
User indirectly controllable registers
ACM
Background colour
Character size
End of display
Stand-alone OSD
REGISTER
ACM
BR1
BR0
BS1
BS0
BF1
BF0
BIT
A/P
M1
M0
EN
Bp
Hp
Vp
S1
S0
T4
T3
T0
G
G
R
B
B
R
I
I
STATE AFTER
RESET
0
0
1
0
0
0
0
1
0
0
0
0
0
0
0
1
0
0
0
0
1
0
0
0
0
0
0
Scanning mode selection bits. Conventional
NTSC 525LPF/60 Hz and/or PAL 625LPF/50 Hz selected.
Polarity control bit; the output polarities of FB, ACM, R, G, B and
I are active HIGH.
OSD enable/disable control bit; the OSD is disabled.
HSYNC input polarity control bit; the input polarity is active LOW.
VSYNC input polarity control bit; the input polarity is active LOW.
Display mode selection bits; the North-West shadowing mode is
selected.
Blinking frequency control bits. The blinking frequency is set to
f
Active ratio of blinking frequency control bits. The active ratio is
set to 3 : 1.
Port control bit. Pin 2 (P04/ACM/VOB2) is selected as an output
port pin.
Background colour selection bits in Frame shadowing mode; the
default colour is Blue.
Command Bank selection bits. Command Bank 00 is selected.
The ACM output is LOW unless changed by the Space Code.
The Background colour selected is Blue unless changed by the
Space Code.
The default character size is 1V/1H. A different value can be
selected by using the Carriage Return Code.
Will continue to display next character (if the OSD clock is
enabled).
VSYNC
56
/16 Hz.
DESCRIPTION
Product specification
PCA8514