ATA6020N ATMEL Corporation, ATA6020N Datasheet - Page 21

• Manufacturer Part Number: ATA6020N
• Description: Low-current Microcontroller For Watchdog Function
• Manufacturer: ATMEL Corporation

Table 5-1.
4708D–4BMCU–09/05
Port Address
2
3
4
5
6
7
8
9
A
B
C
D
E
F
Aux.
Aux.
Aux.
Aux.
Support address
0
1
2
3
4
5
6
7
8
9
A
B-F
Aux.
Aux.
Peripheral Addresses
Name
P2DAT
P2CR
SC
CWD
CM
P4DAT
P4CR
P5DAT
P5CR
—
T12SUB
T2C
T2M1
T2M2
T2CM
T2CO1
T2CO2
—
—
T1C1
T1C2
WDC
ASW
STB
SRB
SIC1
SISC
SIC2
—
—
RBR
—
VMC
VMST
Write/Read
W/R
W/R
W/R
W/R
W
W
W
W
W
W
W
W
W
W
W
W
—
—
W
W
W
W
W
W
W
W
W
R
R
R
Reset Value Register Function
1111 1111b
1111 1111b
1111 1111b
xxxx xxxxb
xxxx xxxxb
1111b
1111b
1111b
1111b
1111b
0000b
1111b
1111b
0000b
1111b
1111b
1111b
1111b
1111b
1111b
0000b
1111b
1x11b
x111b
1x11b
xx11b
xxxxb
—
—
—
—
Port 2 - data register/pin data
Port 2 - control register
Port 3 - system configuration register
Watchdog reset
Port 3 - clock management register
Port 4 - data register/pin data
Port 4 - control register (byte)
Port 5 - data register/pin data
Port 5 - control register (byte)
Reserved
Data to Timer 1/2 subport
Timer 2 control register
Timer 2 mode register 1
Timer 2 mode register 2
Timer 2 compare mode register
Timer 2 compare register 1
Timer 2 compare register 2 (byte)
Reserved
Reserved
Timer 1 control register 1
Timer 1 control register 2
Watchdog control register
Reserved
Auxiliary/switch register
Serial transmit buffer (byte)
Serial receive buffer (byte)
Serial interface control register 1
Serial interface status/control register
Serial interface control register 2
Reserved
Reserved
ROM bank switch register
Reserved
Voltage monitor control register
Voltage monitor status register
Module Type
ASW
M2
M3
M2
M2
M2
M1
M1
M1
M1
M1
M1
M1
M1
M1
M1
M2
M3
M3
M3
M2
M3
ATA6020N
See Page
23
23
18
12
18
26
26
25
25
20
38
38
40
41
41
41
29
30
30
20
51
51
49
51
50
13
13
7
21