xe8802 Semtech Corporation, xe8802 Datasheet - Page 5

• Manufacturer Part Number: xe8802
• Description: Data Acquisition Soc With 16+10 Bit Zoomingadc? Embedded Risc Controller And Lcd Driver
• Manufacturer: Semtech Corporation

The UART (universal asynchronous receiver/transmitter) contains a full hardware implementation of the
asynchronous serial link.
© Semtech 2006
NFASTREAD
AC_A(7:0)
AC_R(3:0)
NRESET
VMULT
SPI(3:0)
PB(7:0)
XOUT
VBAT
VREG
TEST
VPP
VSS
XIN
8
16 CPU
WD
RC
XTAL
VREG
INSTRUCTION MEMORY
X
8
ACQUISITION CHAIN
COOLRISC816
MULTIPLIER
8 DATA REGISTERS
TEST CONTROLLER
EVN HANDLING
IRQ HANDLING
(ZoomingADC)
REGISTERS
POR
CPU
PORT B
VMULT
Figure 1-1. Block schematic of the XE8802 circuit.
SPI
MANAGEMENT
GENERATION/
RESET BLOCK
POWER
CLOCK
XE8802 Sensing Machine Data Acquisition MCU
B
U
S
C
O
N
T
R
O
L
L
E
R
address
control
datain
dataout
reset
control
clocks
test
control
irq
evn
1-3
with ZoomingADC™ and LCD driver
COUNTERS
MEMORY
LCD Driver
PORT D1
PORT D2
TIMERS
PORT A
CMPD
DATA
UART
USRT
VGEN
PWM
VLD
PA(7:0)
PD1(7:0)
PD2(7:0)
LCD_IO(31:0)
LCD_COM(1:0)
VGEN_Vx(4:0)
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