EM73866 Ver la hoja de datos (PDF) - ELAN Microelectronics
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EM73866 Datasheet PDF : 39 Pages
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EM73866
4-BIT MICRO-CONTROLLER FOR LCD PRODUCT
PIN DESCRIPTIONS
Symbol
Pin-type
P3(0,1)/SEG(30,31)
I/O-O
P3(2,3), P6(0,1)
I/O-N
P4.0/SOUND/WAKEUP8 I/O-R1
P4.1(TRGH)/WAKEUP9 I/O-R1
P4(2,3)/WAKEUP(10,11) I/O-R1
P5(0..3)/WAKEUP(12..15) I/O-S
P7.0/TRGA/WAKEUPD I/O-S
P8.1/TRGB/WAKEUPB
Function
2-bit bidirection I/O pins are shared with LCD segment pin
mask option : segment pin
low current push-pull
normal current push-pull
open-drain
4-bit bidirection I/O pins
mask option : low current push-pull
normal current push-pull
open-drain
1-bit bidirection I/O with inverse sound output and IDLE/STOP
releasing function.
mask option : wakeup disable, low current push-pull
wakeup disable, normal current push-pull
wakeup disable, high current push-pull
wakeup disable, open-drain
wakeup disable, SOUND
wakup enable, low current push-pull
wakeup enable, normal current push-pull
1-bit bidirection I/O with HTC output and IDLE/STOP releasing
function.
mask option : wakeup disble, low current push-pull
wakeup disable, normal current push-pull
wakeup disable, high current push-pull
wakeup disable, NMOS open-drain
wakeup disable, PMOS open-drain
wakeup enable, low current push-pull
wakeup enable, normal current push-pull
2-bit bidirection I/O pins with IDLE/STOP releasing function
mask option : wakeup disble, low current push-pull
wakeup disable, normal current push-pull
wakeup disable, high current push-pull
wakeup disable, NMOS open-drain
wakeup disable, PMOS open-drain
wakeup enable, low current push-pull
wakeup enable, normal current push-pull
4-bit bidirection I/O pins with IDLE/STOP releasing function
mask option : wakeup disable, low current push-pull
wakeup disable, normal current push-pull
wakeup disable, open-drain
wakeup enable, low current push-pull
wakeup enable, normal current push-pull
2-bit bidirection I/O pins with timer/counterA, B external intput and
IDLE/STOP releasing function
mask option : wakeup disable, low current push-pull
wakeup disable, normal current push-pull
wakeup disable, open-drain
wakeup enable, low current push-pull
wakeup enable, normal current push-pull
* This specification are subject to be changed without notice.
12.29.1999 3
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