SAA5290A Philips Semiconductors, SAA5290A Datasheet - Page 19

• Manufacturer Part Number: SAA5290A
• Description: Economy teletext and TV microcontrollers
• Manufacturer: Philips Semiconductors

Philips Semiconductors
7.4.2
Table 11 SFRs bit description
1997 Jul 07
Interrupt Enable Register (IE)
EA
ES1
ES2
ET1
EX1
ET0
EX0
Power Control Register (PCON)
ARD
GF1
GF0
Program Status Word (PSW)
CY
AC
F0
RS1,RS0
OV
P
6-bit Pulse Width Modulator Control Registers (PWM0 to PWM7)
PWE
PV5 to PV0
Serial Interface Slave Address Register (S1ADR); note 1
ADR6 to ADR0
GC
Serial Interface Control Register (S1CON); note 1
CR2 to CR0
ENSI
STA
STO
SI
AA
Economy teletext and TV microcontrollers
REGISTER
S
PECIAL
F
UNCTION
disable all interrupts (logic 0) or use individual interrupt enable bits (logic 1)
bit I
byte I
enable timer 1 overflow interrupt (logic 1)
enable external interrupt 1 (logic 1)
enable timer 0 overflow interrupt (logic 1)
enable external interrupt 0 (logic 1)
AUX-RAM disable bit. Disables the 512 bytes of internal AUX-RAM (logic 1);
all MOVX-instructions access the external data memory
general purpose flag 1
general purpose flag 0
carry flag
auxiliary carry flag
flag 0
register bank select control bits
overflow flag
parity flag
activate this PWM and take control of respective port pin (logic 1)
binary value sets high time of PWM output
I
enables response to the I
clock rate bits
I
start condition flag
stop condition flag
interrupt flag
assert acknowledge flag
2
2
C-bus slave address to which the device will respond
C-bus interface enable
2
R
C-bus interrupt enable (logic 1)
2
EGISTERS BIT DESCRIPTIONS
C-bus interrupt enable (logic 1)
2
C-bus general call address
19
FUNCTION
SAA5x9x family
Preliminary specification