XE8801AMI027LF Semtech, XE8801AMI027LF Datasheet - Page 61

• Manufacturer Part Number: XE8801AMI027LF
• Description: IC DAS 16BIT FLASH 8K MTP 44LQFP
• Manufacturer: Semtech

Specifications of XE8801AMI027LF

• Applications: Sensing Machine
• Core Processor: RISC
• Program Memory Type: FLASH (22 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: 44-LQFP
• For Use With: XE8000MP - PROG BOARD AND PROSTART2 CARD
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

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.
© Semtech 2005
pos.
pos.
pos.
pos.
pos.
pos.
7:0
7:0
7:0
7:0
7:0
7:0
RegPARes1
RegPARes0
RegPAIn
RegPADebounce
RegPAEdge
RegPAPullup
PADebounce[7:0]
PAPullup[7:0]
PARes1[7:0]
PARes0[7:0]
PAEdge[7:0]
PAIn[7:0]
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
Description
description
description
description
description
description
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]
XE8801A – SX8801R
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