Silicon Laboratories Si4704 Series Programming Manual page 12

AN332
Command 0x10. GET_REV
Returns the part number, chip revision, firmware revision, patch revision and component revision numbers. The
command is complete when the CTS bit (and optional interrupt) is set. This command may only be sent when in
powerup mode.
Command arguments: None
Response bytes: Eight
Command
Bit D7
CMD 0
Response
Bit D7
STATUS
CTS
RESP1
RESP2
RESP3
RESP4
RESP5
RESP6
RESP7
RESP8
RESP Bit
1 7:0
2 7:0
3 7:0
4 7:0
5 7:0
6 7:0 CMPMAJOR[7:0]
7 7:0 CMPMINOR[7:0]
8 7:0
12
D6 D5
0 0
D6 D5
ERR X
Name
PN[7:0] Final 2 digits of Part Number
FWMAJOR[7:0] Firmware Major Revision
FWMINOR[7:0] Firmware Minor Revision
PATCH [7:0] Patch ID High Byte
H
PATCH [7:0] Patch ID Low Byte
L
Component Major Revision
Component Minor Revision
CHIPREV[7:0] Chip Revision
Confidential Rev. 0.2
D4 D3 D2
1 0
D4 D3
X X RDSINT
PN[7:0]
FWMAJOR[7:0]
FWMINOR[7:0]
PATCH [7:0]
H
PATCH [7:0]
L
CMPMAJOR[7:0]
CMPMINOR[7:0]
CHIPREV[7:0]
Function
D1 D0
0 0 0
D2 D1 D0
ASQINT STCINT