參數(shù)資料
型號(hào)： SAA5491H/NNN
廠商： NXP SEMICONDUCTORS
元件分類： 微控制器/微處理器
英文描述： 8-BIT, MROM, 12 MHz, MICROCONTROLLER, PQFP80
封裝： 14 X 20 MM, 2.80 MM HEIGHT, PLASTIC, SOT-318-2, QFP-80
文件頁數(shù)： 15/72頁
文件大?。?/td> 498K
代理商： SAA5491H/NNN
1998 Dec 14
22
Philips Semiconductors
Preliminary specication
Economy teletext and TV microcontrollers
SAA5x9x family
Software ADC Control Register (SADB)
SAD3 to SAD0
4 LSBs of DAC input value
Timer/Counter Control Register (TCON)
TF1
Timer 1 overow ag
TR1
Timer 1 run control bit
TF0
Timer 0 overow ag
TR0
Timer 0 run control bit
IE1
interrupt 1 edge ag
IT1
interrupt 1 type control bit
IE0
interrupt 0 edge ag
IT0
interrupt 0 type control bit
14-bit PWM MSB Register (TDACH)
PWE
activate this 14-bit PWM and take over port pin (logic 1)
TD13 to TD8
6 MSBs of 14-bit number to be output by the 14-bit PWM
14-bit PWM LSB Register (TDACL)
TD7 to TD0
8 LSBs of 14-bit number to be output by the 14-bit PWM
Timer 0 High byte (TH0)
TH07 to TH00
8 MSBs of Timer 0 16-bit counter
Timer 1 High byte (TH1)
TH17 to TH10
8 MSBs of Timer 1 16-bit counter
Timer 0 Low byte (TL0)
TL07 to TL00
8 LSBs of Timer 0 16-bit counter
Timer 1 Low byte (TL1)
TL17 to TL10
8 LSBs of Timer 1 16-bit counter
Timer/Counter Mode Control Register (TMOD)
GATE
gating control
C/T
counter or timer selector
M1, M0
mode control bits
REGISTER
FUNCTION
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SAA5491PS 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Economy teletext and TV microcontrollers
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