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| 型號(hào)： | SAA5290PS |
| 廠商： | NXP Semiconductors N.V. |
| 英文描述： | Economy teletext and TV microcontrollers |
| 中文描述： | 經(jīng)濟(jì)圖文電視和電視微控制器 |
| 文件頁(yè)數(shù)： | 19/33頁(yè) |
| 文件大?。?/td> | 360K |
| 代理商： | SAA5290PS |
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February 1995
19
Philips Semiconductors
Preliminary specification
One page Economy Teletext/TV
microcontroller
SAA5290
Table 11
SFR description
REGISTER
FUNCTION
IE - Interrupt Enable
EA
ES1
ET1
EX1
ET0
EX0
Disable all interrupts (logic 0) or use individual enable bits (logic 1).
I
2
C-bus interrupt enable (logic 1).
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).
PCON - Power Control
GF0
GF1
General purpose flag bit 0.
General purpose flag bit 1.
PWM0 to PWM5 - 6-bit Pulse Width Modulator control registers
PWE
PV0 to PV5
Activate this 6-bit PWM and take over port pin (logic 1).
Value to output by this 6-bit PWM.
SAD - Software ADC control
VHI
CH0 and CH1
ST
SAD0 to SAD3
Analog input voltage greater than DAC output voltage (logic 1).
See Table 12.
Initiate voltage comparison (logic 1). This is automatically reset.
4-bit DAC input value. The DAC output of this value is compared with analog input voltage.
S1BIT - Serial I
2
C-bus data (READ)
SDI
I
2
C-bus data bit latched-in from SDA on the last rising edge of SCL.
S1BIT - Serial I
2
C-bus data (WRITE)
SDO
I
2
C-bus data bit output.
S1INT - Serial I
2
C-bus interrupt
SI
I
2
C-bus interrupt flag.
S1SCS - Serial I
2
C-bus control (READ)
SDI
SCI
CLH
BB
RBF
WBF
STR
ENS
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).
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| SAA5290ZP | One page Economy Teletext/TV microcontroller |
| SAA5291PS | Economy teletext and TV microcontrollers(經(jīng)濟(jì)的圖文電視和TV控制器) |
| SAA5296APS | Economy teletext and TV microcontrollers(經(jīng)濟(jì)的圖文電視和TV控制器) |
| SAA5296PS | Economy teletext and TV microcontrollers(經(jīng)濟(jì)的圖文電視和TV控制器) |
| SAA5355 | Single-chip colour CRT controller FTFROM |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| SAA5290ZP | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:One page Economy Teletext/TV microcontroller |
| SAA5290ZP/NV | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:One page Economy Teletext/TV microcontroller |
| SAA5291 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Economy teletext and TV microcontrollers |
| SAA5291A | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Economy teletext and TV microcontrollers |
| SAA5291AH | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Economy teletext and TV microcontrollers |
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