XE8805 SEMTECH [Semtech Corporation], XE8805 Datasheet - Page 62
XE8805
Manufacturer Part Number
XE8805
Description
Data Acquisition MCU
Manufacturer
SEMTECH [Semtech Corporation]
Datasheet
1.XE8805.pdf
(156 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
XE8805AMI028LF
Manufacturer:
SEMTECH/美国升特
Quantity:
20 000
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11.3 Register map
There are six registers in the Port A (PA), namely RegPAIn, RegPADebounce, RegPAEdge, RegPAPullup,
RegPARes0 and RegPARes1. Table 11-1 to Table 11-6 show the mapping of control bits and functionality.
11.4 Interrupts and events map
© Semtech 2006
pos.
pos.
pos.
pos.
pos.
pos.
7:0
7:0
7:0
7:0
7:0
7:0
Interrupt source
pa_irqbus[5]
pa_irqbus[4]
pa_irqbus[1]
pa_irqbus[0]
pa_irqbus[7]
pa_irqbus[6]
pa_irqbus[3]
pa_irqbus[2]
RegPARes1
RegPARes0
RegPAIn
RegPADebounce
RegPAEdge
RegPAPullup
PADebounce[7:0]
PAPullup[7:0]
PARes1[7:0]
PARes0[7:0]
PAEdge[7:0]
PAIn[7:0]
RegIrqMid[5]
RegIrqMid[4]
RegIrqMid[1]
RegIrqMid[0]
RegIrqLow[7]
RegIrqLow[6]
RegIrqLow[3]
RegIrqLow[2]
the interrupt manager
Default mapping in
rw
r w
rw
r w
rw
r
rw
r w
rw
r w
rw
r w
Table 11-2: RegPADebounce
reset
Reset
reset
reset
reset
reset
Table 11-4: RegPAPullup
Table 11-3: RegPAEdge
Table 11-5: RegPARes0
Table 11-6: RegPARes
resetsystem
resetsystem
resetsystem
Table 11-1: RegPAIn
00000000
resetpconf
resetpconf
00000000
00000000
00000000
00000000
11-3
RegEvn[4]
RegEvn[0]
Default mapping in the
Description
description
description
description
description
description
event manager
PA[7] to PA[0] reset configuration
PA[7] to PA[0] reset configuration
PA[7] to PA[0] edge configuration
pad PA[7] to PA[0] input value
PA[7] to PA[0] pullup enable
0: debounce disabled
1: debounce enabled
0: pullup disabled
1: pullup enabled
1: negative edge
0: positive edge
PA[7] to PA[0]
XE8805/05A
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