User Manual

Apollo3 Blue Datasheet
DS-A3-0p9p1 Page 127 of 909 2019 Ambiq Micro, Inc.
All rights reserved.
3.8.2.5 VENDORID Register
Unique Vendor ID
OFFSET: 0x00000010
INSTANCE 0 ADDRESS: 0x40020010
Unique Vendor ID
Table 137: CHIPREV Register
3
1
3
0
2
9
2
8
2
7
2
6
2
5
2
4
2
3
2
2
2
1
2
0
1
9
1
8
1
7
1
6
1
5
1
4
1
3
1
2
1
1
1
0
0
9
0
8
0
7
0
6
0
5
0
4
0
3
0
2
0
1
0
0
RSVD SIPART REVMAJ REVMIN
Table 138: CHIPREV Register Bits
Bit Name Reset RW Description
31:20 RSVD 0x0 RO
RESERVED.
19:8 SIPART 0x0 RO
Silicon Part ID
7:4 REVMAJ 0x0 RO
Major Revision ID.
B = 0x2 - Apollo3 revision B
A = 0x1 - Apollo3 revision A
3:0 REVMIN 0x1 RO
Minor Revision ID.
REV1 = 0x2 - Apollo3 minor rev 1.
REV0 = 0x1 - Apollo3 minor rev 0. Minor revision value, succeeding minor
revisions will increment from this value.
Table 139: VENDORID Register
3
1
3
0
2
9
2
8
2
7
2
6
2
5
2
4
2
3
2
2
2
1
2
0
1
9
1
8
1
7
1
6
1
5
1
4
1
3
1
2
1
1
1
0
0
9
0
8
0
7
0
6
0
5
0
4
0
3
0
2
0
1
0
0
VENDORID
Table 140: VENDORID Register Bits
Bit Name Reset RW Description
31:0 VENDORID 0x0 RO
Unique Vendor ID
AMBIQ = 0x414D4251 - Ambiq Vendor ID