EM73P362
4-BIT MICRO-CONTROLLER FOR LCD PRODUCT
PIN DESCRIPTIONS
Pin name
Function
PIN type
P0(1,3)/WAKEUP1,3
2-bit input pins with STOP / IDLE releasing function
mask option : wakeup enable, pull-up
wakeup enable, none
INPUT_H
wakeup disable, pull-up
wakeup disable, pull-down
wakeup disable, none
In programming OTP mode :
P0.1/PGMB : program data to OTP cells for programming OTP
P0.3/DCLK : data in/out clock signal for programming OTP
1-bit bidirection I/O pin or inverse sound effect output or
RF oscillation
mask option : TONE enable, push-pull, high current PMOS
TONE disable, open-drain(apply to RF oscillation)
TONE disable, push-pull, high current PMOS
TONE disable, push-pull, low current PMOS
1-bit bidirection I/O pin or RF oscillation bias pin
mask option : open-drain(apply to RF oscillation)
push-pull, high current PMOS
push-pull, low current PMOS
In programming OTP mode :
P4.1/DIN : data input for programming OTP
1-bit bidirection I/O pins or RF oscillation input pins
mask option : open-drain(apply to RF oscillation)
push-pull, high current PMOS
P4.0(RX)/TONE
P4.1(CS)
I/O_O
I/O_X
I/O_Y
P4.2(RY)
push-pull, low current PMOS
In programming OTP mode :
P4.2/DOUT : data output for programming OTP
1-bit bidirection I/O pins or RF oscillation input pins
mask option : open-drain(apply to RF oscillation)
push-pull, high current PMOS
P4.3(RZ)
I/O_Y
I/O_O
push-pull, low current PMOS
P6(0..3)/SEG(23..26),
P7(0..3)/SEG(19..22),
P8(0..3)/SEG(15..18)
12-bit bidirection I/O pins are shared with LCD segment pin
mask option : segment enable, open-drain
segment disable, open-drain
segment disable, push-pull, high current PMOS
segment disable, push-pull, low current PMOS
Connect the capacitor for built-in low battery detector
Built-in tone generator output
BAT
TONE
VA, VB, VEE
VEE2
Connect the capacitors for LCD bias voltage
Used for LCD bias voltage
Connect to VDD
COM0 ~ COM2
SEG0 ~ SEG14
VPP
LCD common output pins
LCD segment output pins
In normal mode : No connection (Floating)
In programming OTP mode :
VPP : high voltage (12V) power source for programming OTP
* This specification are subject to be changed without notice.
4
11.1.2001
ELAN [ ELAN MICROELECTRONICS CORP ]
