DRV10983-Q1 Datasheet, PDF (48/72 Pages) Texas Instruments – Automotive, Three-Phase, Sensorless BLDC Motor Driver

DRV10983-Q1
SLVSD14 – JUNE 2017
8.5.3.7 SpeedCmd–spdCmdBuffer Register (address = 0x06) [reset = 0x00]
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Figure 49. SpeedCmd–spdCmdBuffer Register
15
SpeedCmd[7]
R-0
14
SpeedCmd[6]
R-0
13
SpeedCmd[5]
R-0
12
SpeedCmd[4]
R-0
11
SpeedCmd[3]
R-0
10
SpeedCmd[2]
R-0
9
SpeedCmd[1]
R-0
8
SpeedCmd[0]
R-0
7
spdCmdBuffer[[
7]
R-0
6
spdCmdBuffer[[
6]
R-0
5
spdCmdBuffer[[
5]
R-0
4
spdCmdBuffer[[
4]
R-0
3
spdCmdBuffer[[
3]
R-0
2
spdCmdBuffer[[
2]
R-0
1
spdCmdBuffer[[
1]
R-0
0
spdCmdBuffer[[
0]
R-0
Table 17. SpeedCmd–spdCmdBuffer Register Field Descriptions
Bit Field
15:8 SpeedCmd[7:0]
7:0 spdCmdBuffer[7:0]
Type
R
Reset
0x0
R
0x0
Description
8-bit value indicating the speed command based on analog or
PWMin or I²C.
FF indicates 100% speed command.
8-bit value indicating the speed command after buffer output.
FF indicates 100% speed command.
8.5.3.8 AnalogInLvl Register (address = 0x07) [reset = 0x00]
Figure 50. AnalogInLvl Register
15
Reserved
R-0
14
Reserved
R-0
13
Reserved
R-0
12
Reserved
R-0
11
Reserved
R-0
10
Reserved
R-0
9
commandSnsA
DC[9]
R-0
8
commandSnsA
DCt[8]
R-0
7
commandSnsA
DC[7]
R-0
6
commandSnsA
DC[6]
R-0
5
commandSnsA
DC[5]
R-0
4
commandSnsA
DC[4]
R-0
3
commandSnsA
DC[3]
R-0
2
commandSnsA
DC[2]
R-0
1
commandSnsA
DC[1]
R-0
0
commandSnsA
DC[0]
R-0
Bit
15:10
9:0
Table 18. AnalogInLvl Register Field Descriptions
Field
Reserved
commandSnsADC[9:0]
Type
R
R
Reset
0
0x00
Description
Do not access these bits.
10-bit value indicating the analog speed input converted to a
digital word.
AnalogSPEED (V) = AnalogInLvl × V3P3 / 1024
8.5.3.9 DeviceID–RevisionID Register (address = 0x08) [reset = 0x00]
15
DieID[7]
R-0
7
RevisionID[7]
R-0
14
DieID[6]
R-0
6
RevisionID[6]
R-0
Figure 51. DeviceID–RevisionID Register
13
DieID[5]
R-0
5
RevisionID[5]
R-0
12
DieID[4]
R-0
4
RevisionID[4]
R-0
11
DieID[3]
R-0
3
RevisionID[3]
R-0
10
DieID[2]
R-0
2
RevisionID[2]
R-0
9
DieID[1]
R-0
1
RevisionID[1]
R-0
8
DieID[0]
R-0
0
RevisionID[0]
R-0
48
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