saa5288 NXP Semiconductors, saa5288 Datasheet - Page 17

• Manufacturer Part Number: saa5288
• Description: Microcontroller With Full Screen Screen Display
• Manufacturer: NXP Semiconductors

Philips Semiconductors
1997 Jun 24
Serial Interface Data Register (S1DAT)
DAT7 to DAT0
Serial Interface Status Register (S1STA) - READ only
STAT4 to STAT0
Serial Interface Data Register (S1BIT) - READ
SDI
Serial Interface Data Register (S1BIT) - WRITE
SDO
Serial Interface Interrupt Register (S1INT)
SI
Serial Interface Control Register (S1SCS) - READ
SDI
SCI
CLH
BB
RBF
WBF
STR
ENS
Serial Interface Control Register (S1SCS) - WRITE
SDO
SCO
CLH
STR
ENS
Software ADC Control Register (SAD)
VHI
CH1 and CH0
ST
SAD7 to SAD4
Software ADC Control Register (SADB)
SAD3 to SAD0
TV microcontroller with full screen
On Screen Display (OSD)
REGISTER
I
I
I
I
I
serial data input at SDA
serial clock input at SCL
clock LOW-to-HIGH transition flag
bus busy flag
read bit finished flag
write bit finished flag
clock stretching enable (logic 1)
enable serial I/O (logic 1)
serial data output at SDA
serial clock output at SCL
clock LOW-to-HIGH transition flag
clock stretching enable (logic 1)
enable serial I/O (logic 1)
comparator output indicating that analogue input voltage greater than DAC voltage (logic 1)
ADC input channel selection bits, see Table 11
initiate voltage comparison (logic 1); this bit is automatically reset to logic 0
4 MSB’s of DAC input value
4 LSB’s of DAC input value
2
2
2
2
2
C-bus data
C-bus interface status
C-bus data bit input
C-bus data bit output
C-bus interrupt flag
17
FUNCTION
Preliminary specification
SAA5288