AT88SC0104CA_11 ATMEL [ATMEL Corporation], AT88SC0104CA_11 Datasheet - Page 45

• Manufacturer Part Number: AT88SC0104CA_11
• Description: Atmel CryptoMemory Specification Datasheet
• Manufacturer: ATMEL [ATMEL Corporation]

10.3
10.3.1 Status Words
Command Set
Table 10-1. CryptoMemory Asynchronous Command Set
Table 10-2. Asynchronous Mode Return Status Words Definitions
B0
B2
B4
B6
B8
BA
SW1 SW2
$62 $00
$67 $00
$69 $00
$6B $00
$6D $00
$90 $00
Command Description
Write User
Zone
Read User
Zone
System
Write
System
Read
Verify
Crypto
Verify
Password
Meaning
The memory is unchanged (waiting for checksum)
The length is incorrect
The command is unauthorized
The address is incorrect
The instruction code is invalid
The command was successfully executed
Normal
with Anti-tearing
Read User Zone
Write Config Zone
Write Fuses
Send Checksum
Set User Zone
Write Config Aone w/a-t
Set User Zone w/a-t
Read Config Zone
Read Fuse Byte
Read Checksum
Verify Authentication
Verify Encryption
Write Password
Read Password
Atmel AT88SC0104CA/0204CA/0404CA/0808CA [Datasheet]
CLA
$00
$00
$00
$00
$00
$00
$00
$00
$00
$00
$00
$00
$00
$00
$00
$00
$BA
$BA
INS
$B0
$B0
$B2
$B4
$B4
$B4
$B4
$B4
$B4
$B6
$B6
$B6
$B8
$B8
addr
addr
addr
$0B
$0X
$1X
$0X
$1X
$00
$01
$02
$03
$08
$00
$01
$02
P1
fuse ID
zone
zone
addr
addr
addr
addr
addr
addr
$00
$00
$00
$00
$00
$00
$00
P2
N ≤ $10
N ≤ $08
N ≤ $10
N ≤ $08
$00
$02
$00
$00
$01
$02
$10
$10
$03
$03
P3
N
N
Data (N)
N bytes
N bytes
N bytes
2 bytes
N bytes
8 random bytes
+ 8 challenge bytes
X=key set (0-3)
8 random bytes
+ 8 challenge bytes
X=key set (0-3)
3 byte password
X=password set (0, 1,2 or 7)
3 byte password
X=password set (0, 1,2 or 7)
8664E−CRYPTO−12/11
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