saa569x NXP Semiconductors, saa569x Datasheet - Page 18

• Manufacturer Part Number: saa569x
• Description: Enhanced Tv Microcontrollers With On-screen Display Osd
• Manufacturer: NXP Semiconductors

Philips Semiconductors
Table 6 SFR bit description
2002 May 06
Accumulator (ACC)
ACC7 to ACC0
B Register (B)
B7 to B0
CC Base Pointer (CCBASE)
CCBASE7 to CCBASE0
CC data byte 1 (CCDAT1)
CCD17 to CCD10
CC data byte 2 (CCDAT2)
CCD26 to CCD20
CC line (CCLIN)
CS4 to CS0
Data Pointer High byte (DPH)
DPH7 to DPH0
Data Pointer Low byte (DPL)
DPL7 to DPL0
External Interrupt (EXTINT) (n = 2 to 5)
EXnCFG<1:0> = 00
EXnCFG<1:0> = 01
EXnCFG<1:0> = 10
EXnCFG<1:0> = 11
General Purpose Registers (GPR1 to GPR20) (n = 1 to 21)
GPRn<7:0>
Interrupt Enable Register 0 (IEN0)
EA
EBUSY
ES2
ECC
ET1
EX1
ET0
EX0
Enhanced TV microcontrollers with
On-Screen Display (OSD)
BITS
accumulator value
B register value
Closed Caption display base pointer
Closed Caption first data byte
Closed Caption second data byte
Closed Caption slice line using 525-line number
data pointer high byte used with DPL to address auxiliary memory
data pointer low byte used with DPH to address auxiliary memory
active LOW interrupt
rising edge interrupt
falling edge interrupt
both rising and falling edge interrupt
general purpose read/write registers available for use by the embedded software
disable all interrupts (logic 0) or use individual interrupt enable bits (logic 1)
enable BUSY interrupt
enable I
enable Closed Caption interrupt
enable Timer 1 interrupt
enable external interrupt 1
enable Timer 0 interrupt
enable external interrupt 0
2
C-bus interrupt
18
FUNCTION
SAA567x; SAA569x
Objective specification