em6521 EM Microelectronic, em6521 Datasheet - Page 41
em6521
Manufacturer Part Number
em6521
Description
Mfp Version Of Em6621 Ultra Low Power Microcontroller With 4x20 Lcd Driver
Manufacturer
EM Microelectronic
Datasheet
1.EM6521.pdf
(68 pages)
- Current page: 41 of 68
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9.5 Millisecond Counter Registers
Table 9.5.1 Register RegMSCCntl1
Table 9.5.2 Register RegMSCCntl2
Table 9.5.3 Register RegMSCDataL
Table 9.5.4 Register RegMSCDataM
Table 9.5.5 Register RegMSCDataH
Copyright © 2005, EM Microelectronic-Marin SA
Bit
Bit
Bit
Bit
Bit
3
2
1
0
3
2
1
0
3
2
1
0
3
2
1
0
3
2
1
0
Default: Stop, CPU controlled.
Default: Ck[14] is debouncer clock, negative edge, 1/10 Sec Interrupt requests
R
RunEn/Stop
DebFreqSel
PA3Edge
ResMSC
BCD[11]
BCD[10]
dT/MSC
PA3/µP
BCD[9]
BCD[8]
BCD[3]
BCD[2]
BCD[1]
BCD[0]
BCD[7]
BCD[6]
BCD[5]
BCD[4]
Name
Name
Name
Name
Name
IntSel
FlSec
Reset
Reset
Reset
Reset
Reset
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R
R
R
R
R
R
R
R
R
R
R
R
R
41
Port A or CPU start stop control
1/1000 Seconds BCD value 3
1/1000 Seconds BCD value 2
1/1000 Seconds BCD value 1
1/1000 Seconds BCD value 0
Debouncer frequency select
1/100 Seconds BCD value 3
1/100 Seconds BCD value 2
1/100 Seconds BCD value 1
1/100 Seconds BCD value 0
1/10 Seconds BCD value 3
1/10 Seconds BCD value 2
1/10 Seconds BCD value 1
1/10 Seconds BCD value 0
Pulse-width measurement
Interrupt source selection
Read value is always 0
PA[3] edge selection
Reset if write of 1
Enable counter
Seconds flag
Description
Description
Description
Description
Description
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EM6521
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