ata6616 ATMEL Corporation, ata6616 Datasheet - Page 250
ata6616
Manufacturer Part Number
ata6616
Description
Microcontroller With Lin Transceiver, 5v Regulator And Watchdog
Manufacturer
ATMEL Corporation
Datasheet
1.ATA6616.pdf
(310 pages)
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4.22
4.22.1
4.22.2
250
Memory Programming
ATA6616/ATA6617 [Preliminary]
Program and Data Memory Lock Bits
Fuse Bits
The ATtiny167 provides two Lock bits which can be left unprogrammed (“1”) or can be pro-
grammed (“0”) to obtain the additional features listed in
erased to “1” with the Chip Erase command. The ATtiny167 has no separate Boot Loader
section.
Table 4-66.
Table 4-67.
The ATtiny167 has three Fuse bytes.
functionality of all the fuses and how they are mapped into the Fuse bytes.
The SPM instruction is enabled for the whole Flash if the SELFPRGEN fuse is programmed
(“0”), otherwise it is disabled.
Note:
Notes:
LB Mode
Lock Bit Byte
1
2
3
Memory Lock Bits
1. “1” means unprogrammed, “0” means programmed.
1.
2. “1” means unprogrammed, “0” means programmed.
LB2
LB1
Pro
Lock Bit Byte
Lock Bit Protection Modes
gram the Fuse bits before programming th
LB2
1
1
0
LB1
1
0
0
(1)
Bit No
7
6
5
4
3
2
1
0
Protection Type
No memory lock features enabled.
Further programming of the Flash and EEPROM is disabled in
Parallel and Serial Programming mode. The Fuse bits are locked in
both Serial and Parallel Programming mode
Further programming and verification of the Flash and EEPROM is
disabled in Parallel and Serial Programming mode. The Fuse bits are
locked in both Serial and Parallel Programming mode
Table
(1)(2)
4-68,
Description
DRAFT
Lock bit
Lock bit
Table 4-69
–
–
–
–
–
–
e LB1 and LB2
Table
&
4-67. The Lock bits can only be
Table 4-70
.
1 (unprogrammed)
1 (unprogrammed)
1 (unprogrammed)
1 (unprogrammed)
1 (unprogrammed)
1 (unprogrammed)
1 (unprogrammed)
1 (unprogrammed)
(1)
Default Value
.
describe briefly the
9132A–AUTO–10/08
(1)
.
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