XE88LC02 View Datasheet(PDF) - Unspecified
Part Name
Description
Manufacturer
XE88LC02 Datasheet PDF : 184 Pages
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Datasheet XE88LC02 Sensing
Machine Data Acquisition MCU
with Zooming ADC and LCD driver
LCD_VR1
LCD_IO(4)
LCD_IO(5)
LCD_IO(6)
LCD_IO(7)
LCD_IO(8)
LCD_IO(9)
LCD_IO(10)
LCD_IO(11)
LCD_IO(12) 50
LCD_IO(13)
LCD_IO(14)
LCD_IO(15)
LCD_IO(16)
LCD_IO(17)
LCD_IO(18)
LCD_IO(19)
LCD_IO(20)
LCD_IO(21)
LCD_IO(22) 60
20 VMULT
VREG
VBAT
XOUT
VSS
XIN
AC_R(2)
AC_R(3)
AC_R(0)
AC_R(1)
10
AC_A(7)
AC_A(6)
AC_A(5)
AC_A(4)
AC_A(3)
AC_A(2)
AC_A(1)
AC_A(0)
TEST
1 NRESET
Figure 1-3. LQFP- 80 pin map
1.3 Pin assignment
The table below gives a short description of the different pin assignments.
Pin
VBAT
VSS
VREG
VPP
NRESET
TEST
XIN/XOUT
PA(7:0)
PB(7:0)
PD1(7:0)
PD2(7:0)
SPI(3:0)
LCD_IO(29:0)
LCD_IO(31:30)
LCD_COM(1:0)
LCD_VR1/LCD_VR2
VGEN_Vx
AC_A(7:0)
AC_R(3:0)
Assignment
Positive power supply
Negative power supply
Connection for the mandatory external capacitor of the voltage regulator
High voltage supply for flash memory programming (NC in ROM versions)
Resets the circuit when the voltage is low
Sets the pin to flash programming mode
Quartz crystal connections, also used for flash memory programming
Parallel input port A pins
Parallel I/O port B pins
Parallel I/O port D1 pins
Parallel I/O port D2 pins
Serial SPI port or general purpose I/O port pins
LCD segment driver or general purpose I/O port pins
LCD segment driver or LCD back plane driver or general purpose I/O port pins
LCD back plane driver pins
LCD supply voltage
LCD driver voltage generation pins
Acquisition chain input pins
Acquisition chain reference pins
Table 1-3. Pin assignment
1-7
D0207-134
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