參數(shù)資料
型號(hào)： EM6617VVVST11A
元件分類： 微控制器/微處理器
英文描述： 4-BIT, MROM, 0.032768 MHz, RISC MICROCONTROLLER
封裝： STICKY TAPE
文件頁(yè)數(shù)： 46/66頁(yè)
文件大?。?/td> 759K
代理商： EM6617VVVST11A
EM6617-1
EM Microelectronic-Marin SA , 3/99 Rev. B/258
46
17. Option Register Memory Map
The values of the option registers are set by initial reset on power up and through write operations only.
Other resets as reset from watchdog, reset from input port A do not change the options register value.
Register
Name
Add
Hex
Add
Dec
Power
up
value
b’3210
Read Bits
Write Bits
Remarks
Read/Write Bits
0: NoDebIntPA[0]
1: NoDebIntPA[1]
2: NoDebIntPA[2]
3: NoDebIntPA[3]
0: IntEdgPA[0]
1: IntEdgPA[1]
2: IntEdgPA[2]
3: IntEdgPA[3]
0: NoPullPA[0]
1: NoPullPA[1]
2: NoPullPA[2]
3: NoPullPA[3]
0: NoPdPB[0]
1: NoPdPB[1]
2: NoPdPB[2]
3: NoPdPB[3]
0: NchOpDPB[0]
1: NchOpDPB[1]
2: NchOpDPB[2]
3: NchOpDPB[3]
0: StrobeOutSel0
1: StrobeOutSel1
2: NchOpDPC
3: NoPdPC
0: InpResSleep
1: PB2kHzOut
2: PB32kHzOut
3: PB1kHzOut
0: InpRes1PA[0]
1: InpRes1PA[1]
2: InpRes1PA[2]
3: InpRes1PA[3]
0: InpRes2PA[0]
1: InpRes2PA[1]
2: InpRes2PA[2]
3: InpRes2PA[3]
OPTDebIntPA
OPT[3:0]
75
117
0000
Option register :
Debouncer on port A
for interrupt gen.
Default: debouncer on
Option register :
Interrupt edge select on port A
Default: pos edge
OPTIntEdgPA
OPT[7:4]
76
118
0000
OPTNoPullPA
OPT[11:8]
77
119
0000
Option register :
Pull-down selection on port A
Default: pull-down
OPTNoPdPB
OPT[15:12]
78
120
0000
Option register :
Pull-down selection on port B
Default: pull-down
OPTNchOpDPB
OPT[19:16]
79
121
0000
Option register :
Nch. open drain
output on port B
Default: CMOS output
Strobe output selection
OPTPCandStr
OPT[23:20]
7A
122
0000
Nch. open drain output
Pull-down selection on port C
Port A input reset option
OPTSelPB
OPT[31:28]
7B
123
0000
Option register :
Frequency output on port B
Option register :
Reset through port A inputs
selection,
refer to reset part
Option register;
Reset through port A inputs
selection,
refer to reset part
For EM test only;
Write accu on port B
Test = 1
OPTInpRSel1
7C
124
0000
OPTInpRSel2
7D
125
0000
RegTestEM
7F
127
----
----
Accu
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