st7pmc2s6 STMicroelectronics, st7pmc2s6 Datasheet - Page 16

• Manufacturer Part Number: st7pmc2s6
• Description: 8-bit Mcu For Automotive With Nested Interrupts, Flash, 10-bit Adc, Brushless Motor Control, 5 Timers, Spi, Linsci?
• Manufacturer: STMicroelectronics

List of figures
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Output compare timing diagram, f
One pulse mode sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115
One pulse mode timing example . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116
Pulse width modulation mode timing example . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116
Pulse width modulation cycle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 117
Serial peripheral interface block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 128
Single master/single slave application . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 129
Generic SS timing diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 129
Hardware/software slave select management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 130
Data clock timing diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 132
Clearing the WCOL bit (write collision flag) software sequence . . . . . . . . . . . . . . . . . . . . 134
Single master/multiple slave configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 135
SCI block diagram (in conventional baud rate generator mode). . . . . . . . . . . . . . . . . . . . 142
Word length programming . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 144
SCI baud rate and extended prescaler block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . 149
LIN characters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 159
SCI block diagram in LIN slave mode. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 160
LIN header . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 162
LIN identifier . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 162
LIN header . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 163
LIN synch field measurement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 165
LDIV read/write operations when LDUM = 0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 166
LDIV read/write operations when LDUM = 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 167
Bit sampling in reception mode. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 168
LSF bit set and clear . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 175
Chronogram of events (in autoswitched mode) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 184
Example of command sequence for 6-step mode (typical 3-phase PM BLDC motor
control) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 185
Complementary PWM generation for three-phase induction motor . . . . . . . . . . . . . . . . . . . .
(1 phase represented) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 187
Typical command signals of a three-phase induction motor. . . . . . . . . . . . . . . . . . . . . . . 188
Simplified MTC block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 190
Input stage in sensorless or sensor mode (bits TES[1:0] = 00) . . . . . . . . . . . . . . . . . . . . 191
D window and event filter flowchart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 193
Z window and event filter flowchart. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 195
D event generation mechanism . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 198
Z event generation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 201
Protection of ZH event detection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 202
Adding the delay to sample during ON time for Z detection . . . . . . . . . . . . . . . . . . . . . . . 205
Sampling out interrupt generation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 205
Sampling during ON time at f
Functional diagram of Z detection after D event . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 208
Input stage in speed sensor mode (TES[1:0] bits = 01, 10, 11) . . . . . . . . . . . . . . . . . . . . 209
Tacho capture events configured by the TES[1:0] bits . . . . . . . . . . . . . . . . . . . . . . . . . . . 210
Incremental encoder output signals and derived information . . . . . . . . . . . . . . . . . . . . . 210
Overview of MTIM timer in switched and autoswitched mode . . . . . . . . . . . . . . . . . . . . . 213
Step ratio functional diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 216
CH processor block . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 218
Output on pins MCDEM and MCZEM with debug option (DG bit = 1) . . . . . . . . . . . . . . . 220
Simulated demagnetization/zero-crossing event generation (SC = 0) . . . . . . . . . . . . . . . 222
Simulated commutation event generation with only 1 hall effect sensor (SC bit = 1) . . . . 223
Simulated commutation and Z event . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 224
ST7MC1K2-Auto, ST7MC1K6-Auto, ST7MC2S4-Auto, ST7MC2S6-Auto
SCF
TIMER
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 206
= f
CPU
/4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 114