EM6517 ETC, EM6517 Datasheet - Page 43

• Manufacturer Part Number: EM6517
• Description: 4 BIT MICROCONTROLLER
• Manufacturer: ETC

16 PERIPHERAL MEMORY MAP
Reset values are valid after power up or after every system reset.
RegSWBCntl
RegPCData
RegPBData
RegSWBuff
RegPBCntl
RegPCCntl
Ram1_63
Ram1_0
Register
Ram2_0
Ram2_3
RegPA
Name
---
---
...
...
...
Add
Hex
00
3F
40
43
44
4F
50
51
52
53
54
55
56
...
...
...
Add
Dec
63
64
67
68
79
80
81
82
83
84
85
86
...
...
0
...
FOR ENGINEERING ONLY
b’3210
Reset
Value
0000
0000
0000
0000
0000
1111
xxxx
xxxx
xxxx
xxxx
xxxx
...
...
0: PAData[0]
1: PAData[1]
2: PAData[2]
3: PAData[3]
0: PB[0]
1: PB[1]
2: PB[2]
3: PB[3]
0: PCIOCntl
1: ’0’
2: ’0’
3: ’0’
0: PC[0]
1: PC[1]
2: PC[2]
3: PC[3]
0: SWBFSel0
1: SWBFSel1
2: ’0’
3: ’0’
Read Bits
Read/Write_bits
0: PBIOCntl[0]
1: PBIOCntl[1]
2: PBIOCntl[2]
3: PBIOCntl[3]
0: Buff[0]
1: Buff[1]
2: Buff[2]
3: Buff[3]
0: Data0
1: Data1
2: Data2
3: Data3
0: Data0
1: Data1
2: Data2
3: Data3
0: Data0
1: Data1
2: Data2
0: Data0
2: Data2
3: Data3
3: data3
1: data1
...
...
0: PBData[0]
1: PBData[1]
2: PBData[2]
3: PBData[3]
0: PCIOCntl
1: --
2: --
3: --
0: PCData[0]
1: PCData[1]
2: PCData[2]
3: PCData[3]
0: SWBFSel0
1: SWBFSel1
2: --
3: --
Write Bits
----
16 nibbles addressable over
16 nibbles addressable over
Reserved, not implemented
Reserved, not implemented
© EM Microelectronic-Marin SA, 09/99, Rev. A/277
Read port A directly
SWB buffer register
Default: input mode
Default: input mode
Direct addressable
Direct addressable
Port B data output
Port C data output
Clock selection
Pin port B read
Pin port C read
Port C control
SWB control :
index register
index register
Port B control
Ram 64x4 bit
Ram 64x4 bit
on add ’H70
on add ’H70
Default : 0
Default : 0
Remarks
EM6517
...
...
...
43