SAA5X9X Datasheet, PDF (18/68 Pages) NXP Semiconductors – Economy teletext and TV microcontrollers

SYMBOL NAME
TXT15⁽³⁾
TXT16⁽³⁾
TXT17⁽³⁾
WSS1⁽³⁾
Teletext
Register 15
Teletext
Register 16
Teletext
Register 17
WSS
Register 1
WSS2⁽³⁾ WSS
Register 2
WSS3⁽³⁾ WSS
Register 3
CLUT⁽³⁾ CLUT
Register
DIRECT
ADDR.
(HEX)
7
CE
−
BIT ADDRESS, SYMBOL OR ALTERNATIVE PORT FUNCTION
6
5
4
3
2
1
−
−
−
BLOCK3 BLOCK2 BLOCK1
CF
−
Y2
Y1
Y0
−
−
X1
B9
−
FORCE FORCE FORCE FORCE SCREEN SCREEN
ACQ 1
ACQ 0
625
525
COL2
COL1
BA
−
−
−
WSS0 to WSS3
WSS2
WSS1
WSS3
ERROR
BB
−
−
−
WSS4 to WSS7
WSS6
WSS5
WSS7
ERROR
BC
WSS11 to WSS13 WSS12 WSS11 WSS8 to WSS10
WSS9
WSS13
WSS10
ERROR
ERROR
BD
CLUT
CLUT
B1 or − B0 or −
G1 or
G0 or
R1 or
ENABLE ADDRESS
ENTRY 3 ENTRY 2 ENTRY 1
Notes
1. The asterisk (*) indicates these bits are inactive and must be written to logic 0 for future compatibility.
2. SFRs are bit addressable.
3. SFRs are modified or added to the 80C51 SFRs.
4. This register used for Byte Orientated I²C-bus, TXT8.I²C SELECT = 1.
5. This register used for Bit Orientated I²C-bus, TXT8.I²C SELECT = 0.
0
BLOCK0
RESET
VALUE
(HEX)
00
X0
00
SCREEN 00
COL0
WSS0
00
WSS4
00
WSS8
00
R0 or
00
ENTRY 0