PXD20RM Datasheet, PDF (1452/1628 Pages) Freescale Semiconductor, Inc – PXD20 Microcontroller

• ‘Resulting DCOIL’ is the (BIS state dependent) resulting coil drive setting. See Table 42-12 for
how this setting is derived from the value of the CONTROL register.
• RCIR denotes the setting of the corresponding bit in the CONTROL register.
Table 42-11. Transistor Condition States¹
STEP ITGST
Resulting
DCOIL
RCIR
T1
T2
T3
T4
T5
T6
T7
T8
Remarks
xx
1
0
00 0
0
00 0
0
01 0
0
01 0
0
10 0
0
10 0
0
11 0
0
11 0
0
00 0
1
00 0
1
00 1
1
01 0
1
01 0
1
01 1
1
10 0
1
10 0
1
10 1
1
11 0
1
11 0
1
11 1
1
1 _{‘x’ means ‘Don’t care’}
x OFF OFF OFF OFF OFF OFF OFF OFF Integration with no
drive
0 OFF OFF OFF OFF ON OFF ON OFF Blanking withno drive
1
OFF OFF OFF OFF OFF
ON
OFF
ON
(RCIR bit determines
supply voltage for
0 ON OFF ON OFF OFF OFF OFF OFF
recirculation)
1 OFF ON OFF ON OFF OFF OFF OFF
0 OFF OFF OFF OFF ON OFF ON OFF
1 OFF OFF OFF OFF OFF ON OFF ON
0 ON OFF ON OFF OFF OFF OFF OFF
1 OFF ON OFF ON OFF OFF OFF OFF
0 ON OFF OFF ON ON OFF ON OFF Cosine coil driven
1 ON OFF OFF ON OFF ON OFF ON
P -> M
x ON OFF OFF ON OFF OFF OFF OFF
0 ON OFF ON OFF ON OFF OFF ON
1 OFF ON OFF ON ON OFF OFF ON
Sine coil driven
P -> M
x OFF OFF OFF OFF ON OFF OFF ON
0 OFF ON ON OFF ON OFF ON OFF Cosine coil driven
1 OFF ON ON OFF OFF ON OFF ON
M -> P
x OFF ON ON OFF OFF OFF OFF OFF
0 ON OFF ON OFF OFF ON ON OFF Sine coil driven
1 OFF ON OFF ON OFF ON ON OFF
M -> P
x OFF OFF OFF OFF OFF ON ON OFF
Table 42-12 below shows the logic dependency of the resulting coil drive from the internal state of the SSD
block and from the setting of the different coil control bits in the CONTROL register:
42-14
PXD20 Microcontroller Reference Manual, Rev. 1