saa5547ps NXP Semiconductors, saa5547ps Datasheet - Page 17

• Manufacturer Part Number: saa5547ps
• Description: Saa550x; Saa554x Tv Microcontrollers With Closed Captioning Cc And On-screen Display Osd
• Manufacturer: NXP Semiconductors

Philips Semiconductors
Table 3 SFR bit description
2000 Feb 23
Accumulator (ACC)
ACC7 to ACC0
B Register (B)
B7 to B0
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
Interrupt Enable Register (IE)
EA
EBUSY
ES2
ECC
ET1
EX1
ET0
EX0
Interrupt Priority Register (IP)
PBUSY
PES2
PCC
PT1
PX1
PT0
PX0
Port 0 (P0)
P07 to P00
TV microcontrollers with Closed Captioning (CC)
and On-Screen Display (OSD)
BIT
accumulator value
B register value
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
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
priority EBUSY interrupt
priority ES2 Interrupt
priority ECC interrupt
priority Timer 1 interrupt
priority external interrupt 1
priority Timer 0 interrupt
priority external interrupt 0
Port 0 I/O register connected to external pins
2
C-bus interrupt
17
FUNCTION
Preliminary specification
SAA55xx