XE8805 SEMTECH [Semtech Corporation], XE8805 Datasheet - Page 28

• Manufacturer Part Number: XE8805
• Description: Data Acquisition MCU
• Manufacturer: SEMTECH [Semtech Corporation]

Address
h0030
h0031
h0032
Table 4-7. Port C registers
These four registers are used during flash programming only. Refer to the flash programming algorithm
documentation for more details.
Address
h003C
h003D
h003E
h003F
Table 4-8. Event handler registers
The origin of the different events is summarised in the table below.
Event
CntIrqA
CntIrqB
CntIrqC
CntIrqD
128Hz
1Hz
PAEvn[1:0]
Table 4-9. Event source description
© Semtech 2006
4.2.5
4.2.6
4.2.7
RegEvnPriority
RegEvnEvn
RegPCOut
RegEvnEn
RegPCDir
RegPCIn
RegEvn
Name
Name
Port C (h0030-h0033)
Flash programming (h0038-003B)
Event handler (h003C-h003F)
rc1,0,sys
Event source
Counter/Timer A (counter block)
Counter/Timer B (counter block)
Counter/Timer C (counter block)
Counter/Timer D (counter block)
Low prescaler (clock block)
Low prescaler (clock block)
Port A
CntIrqA
r0
7
7
rc1,0,sys
CntIrqC
r0
6
6
rc1,0,sys
128Hz
r0
5
5
PAEvn[1]
rc1,0,sys
rw,00000000,pconf
rw,00000000,pconf
rw,00000000,sys
r,11111111,sys
EvnPriority[7:0]
r0
4
4
PD1Dir[7:0]
PCOut[7:0]
EvnEn[7:0]
PCIn[7:0]
4-5
r,-,-
rc1,0,sys
CntIrqB
r0
3
3
rc1,0,sys
CntIrqD
r0
2
2
rc1,0,sys
EvnHigh
r,0,sys
1Hz
1
1
PAEvn[0]
rc1,0,sys
EvnLow
r,0,sys
XE8805/05A
0
0
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