Data Sheet

ams Datasheet Page 37
[v1-04] 2018-Jul-09 Document Feedback
AS7265x − Detailed Description
Figure 45:
FW Control Register
Figure 46:
FW Byte Count Register
Figure 47:
FW Payload Register
Addr: 0x48 FW Control
Bit Bit Name Default Access Bit Description
7 START R/W Set bit once to configure the device update
6 STOP W Reset firmware update state machine
5
BYTES_
TRANSFERRED
R All 56kbytes are transferred
4 LOCK R/W Lock this firmware for the next start
3 SWITCH W Switch between both firmware
2 BANK1 R Set if bank 1 is active, else bank 2
1 ERROR R Error occurred while firmware update
0CHKSUM RChecksum of other bank is valid
Addr: 0x49,0x4A FW Byte Count
Bit Bit Name Default Access Bit Description
15:8
FW_BYTE_
COUNT_H
0R
Byte counter of transferred image
7:0
FW_BYTE_
COUNT_L
R
Addr:0x4B FW Payload
Bit Bit Name Default Access Bit Description
7:0 HW version H 0 R/W Transfer of firmware byte