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參數資料
| 型號： | 935165940112 |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 畫面疊加 |
| 英文描述： | ON-SCREEN DISPLAY IC, PDSO24 |
| 封裝： | PLASTIC, SOT-137-1, SO-24 |
| 文件頁數： | 7/66頁 |
| 文件大小： | 445K |
| 代理商： | 935165940112 |
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1995 Jan 19
15
Philips Semiconductors
Preliminary specication
Stand-alone OSD
PCA8515
9
COMMANDS
The PCA8515 is programmed by a series of commands sent by a microcontroller via the I2C-bus interface or the
High-speed serial interface. 16 commands (Commands 0 to F) are available for selecting the various functions of the
PCA8515. A command overview is shown in Table 8; full descriptions of each command are given in Sections 9.1 to 9.14.
Table 8
Command overview (note 1)
Note
1. ‘X’ denotes don’t care state.
COMMAND
BS1
BS0
7
6543210
0
Command Bank selection
X
0
11110
BS1
BS0
1
Character font selection - Bank 1
0
1
C6
C5
C4
C3
C2
C1
C0
2
Character attributes
X
0
T4
T3
T2
T1
T0
3
Display Character Address High
0
1
0
A7
A6
A5
A4
4
Display Character Address Low
0
1
A3
A2
A1
A0
5
Character font selection - Bank 2
1
0
1
C6
C5
C4
C3
C2
C1
C0
6
OSD PLL oscillator divisor
0
1
0
D5
D4
D3
D2
D1
D0
7
Scan mode, polarity of FB, ACM, R,
G, B and I; OSD enable/disable
0
1
0
1
0
M1
M0
Bp
EN
8
Polarity of HSYNC and VSYNC,
Display mode
0
1
0
1
0
1
Hp
Vp
S1
S0
9
Blinking frequency, blinking
frequency active ratio
0
1
0
1
0
BF1
BF0
BR1
BR0
A
I/O port selection
0
1
0
1110
A/P
00
B
Vertical start position High
0
1
0
1
V5
V4
V3
V2
C
Vertical start position Low/
Horizontal start position High
0
1
0
1
0
V1
V0
H5
H4
D
Horizontal start position Low
0
1
0
1
H3
H2
H1
H0
E
Write to ports P00, P01 and P04
0
1
X
P04
X
P01
P00
F
Background colour in Frame
shadowing mode
0
0100
R
G
B
I
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