XE8807AMI026TLF Semtech, XE8807AMI026TLF Datasheet - Page 65
XE8807AMI026TLF
Manufacturer Part Number
XE8807AMI026TLF
Description
IC MCU LOW PWR MTP FLASH 32-TQFP
Manufacturer
Semtech
Datasheet
1.XE8807AMI026TLF.pdf
(143 pages)
Specifications of XE8807AMI026TLF
Applications
Sensing Machine
Core Processor
RISC
Program Memory Type
FLASH (11 kB)
Controller Series
XE8000
Ram Size
512 x 8
Interface
UART, USRT
Number Of I /o
24
Voltage - Supply
2.4 V ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
32-TQFP, 32-VQFP
For Use With
XE8000MP - PROG BOARD AND PROSTART2 CARD
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
XE8807AMI026TR
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
XE8807AMI026TLF
Manufacturer:
IDT
Quantity:
62
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11.1 Features
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•
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•
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11.2 Overview
PortA is a general purpose 8 bit wide digital input port, with interrupt capability. Figure 11-1 shows its structure.
© Semtech 2006
input port, 8 bits wide
each bit can be set individually for debounced or direct input
each bit can be set individually for pull-up or not
snap-to-rail option for each input
each bit is an interrupt request source on the rising or falling edge
a system reset can be generated on an input pattern
PA[0] and PA[1] can generate two events for the CPU, individually maskable
PA[0] to PA[3] can be used as clock inputs for the counters/timers/PWM (product dependent)
VBat
Vss
logic
8
8
8
1
0
8x
debounce
1
Port A
11
10
01
00
0
Figure 11-1: structure of Port A
8x
DebFast
(RegPACtrl(0))
0
1
11-2
8
8
1
0
8x
8
8
8
8
RegPASnaptorail
RegPADebounce
RegPAPullup
RegPAEdge
RegPARes1
RegPARes0
RegPACtrl
RegPAIn
resetfromporta
interrupts
events
cntclocks
1kHz
32kHz
XE8806A/XE8807A
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