S912XHZ512F1VAG Datasheet, PDF (474/978 Pages) Freescale Semiconductor, Inc – Covers MC9S12XHZ384, MC9S12XHZ256

Chapter 12 Stepper Stall Detector (SSDV1) Block Description
VDDM
T1
T3
VDDM
T5
T7
COSxP
T2
COSxM
T4
SINxP
T6
SINxM
T8
VSSM
VSSM
Figure 12-11. Current Flow when STEP = 0, DCOIL = 1, ITG = 0, RCIR = 0
Figure 12-12 shows the current flow in the SINx and COSx H-bridges when STEP = 1, DCOIL = 1,
ITG = 0 and RCIR = 1.
VDDM
VDDM
T1
T3
T5
T7
COSxP
T2
COSxM
T4
SINxP
T6
SINxM
T8
VSSM
VSSM
Figure 12-12. Current Flow when STEP = 1, DCOIL = 1, ITG = 0, RCIR = 1
Figure 12-13 shows the current flow in the SINx and COSx H-bridges when STEP = 2, DCOIL = 1 and
ITG = 1.
MC9S12XHZ512 Data Sheet, Rev. 1.06
474
Freescale Semiconductor