st7pmc2s6 STMicroelectronics, st7pmc2s6 Datasheet - Page 17

• 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

ST7MC1K2-Auto, ST7MC1K6-Auto, ST7MC2S4-Auto, ST7MC2S6-Auto
Figure 99.
Figure 100. Tachogenerator period acquisition using MTIM timer. . . . . . . . . . . . . . . . . . . . . . . . . . . . 227
Figure 101. Encoder clock frequency measure using MTIM timer. . . . . . . . . . . . . . . . . . . . . . . . . . . . 227
Figure 102. Hall sensor period acquisition using MTIM timer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 229
Figure 103. Overview of MTIM timer in speed measurement mode . . . . . . . . . . . . . . . . . . . . . . . . . . 230
Figure 104. Auto-updated prescaler functional diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 232
Figure 105. Prescaler auto-change example . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 233
Figure 106. Current window and feedback filters. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 235
Figure 107. Current feedback . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 238
Figure 108. Sampling clock generation block
Figure 109. Channel manager block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 241
Figure 110. PWM application in voltage or current sensorless mode (see
Figure 111. PWM application in voltage or current sensor mode (see
Figure 112. Deadtime waveforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 246
Figure 113. Deadtime waveform with delay greater than the negative PWM pulse. . . . . . . . . . . . . . . 246
Figure 114. Deadtime waveform with delay greater than the positive PWM pulse . . . . . . . . . . . . . . . 246
Figure 115. Channel manager output block diagram with PWM generator delivering three PWM
Figure 116. Channel manager output block diagram with PWM generator delivering 1 PWM signal . 250
Figure 117. Complementary PWM signals with chopping frequency on high and low side drivers . . . 252
Figure 118. PWM generator block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 253
Figure 119. Counting sequence in center-aligned and edge-aligned mode . . . . . . . . . . . . . . . . . . . . 254
Figure 120. Center-aligned PWM waveforms (compare 0 register = 8). . . . . . . . . . . . . . . . . . . . . . . . 255
Figure 121. Edge-aligned PWM waveforms (compare 0 register = 8) . . . . . . . . . . . . . . . . . . . . . . . . . 256
Figure 122. Comparison between 12-bit and 8-bit PWM mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 257
Figure 123. Update rate examples depending on mode and MREP register setting . . . . . . . . . . . . . . 258
Figure 124. General view of the MTC for PM BLDC motor control . . . . . . . . . . . . . . . . . . . . . . . . . . . 289
Figure 125. General view of the MTC configured for Induction motor control (proposal) . . . . . . . . . . 290
Figure 126. Page mapping for motor control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 293
Figure 127. Normal op-amp operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 295
Figure 128. ADC block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 298
Figure 129. Pin loading conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 312
Figure 130. Pin input voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 313
Figure 131. f
Figure 132. Typical I
Figure 133. Typical I
Figure 134. Typical I
Figure 135. Typical I
Figure 136. Typical application with an external clock source . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 321
Figure 137. Typical application with a crystal or ceramic resonator. . . . . . . . . . . . . . . . . . . . . . . . . . . 322
Figure 138. PLL and clock detector signal start up sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 324
Figure 139. Two typical applications with unused I/O pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 330
Figure 140. Typical I
Figure 141. Typical R
Figure 142. Typical V
Figure 143. Typical V
Figure 144. Typical V
Figure 145. RESET pin protection when LVD is enabled
Figure 146. RESET pin protection when LVD is disabled(1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 334
Figure 147. Two typical applications with V
Figure 148. SPI slave timing diagram with CPHA = 0
Figure 149. SPI slave timing diagram with CPHA = 1
Step ratio bits decoding and accuracy results and BEMF sampling rate . . . . . . . . . . . . . 225
signals. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 248
CPU
max versus V
DD
DD
DD
DD
PU
OL
OL
DD
PU
vs. V
in RUN vs f
in SLOW vs f
in Wait vs f
in Slow Wait vs f
at V
at V
vs. V
- V
OH
DD
DD
DD
DD
DD
at V
= 5V (standard) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 331
= 5V (high-sink) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 331
with V
with V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 315
CPU
DD
CPU
CPU
IN
= 5V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 332
IN
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 317
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 318
CPU
= V
= V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 318
PP
SS
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 319
(1)
SS
pin(1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 334
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 240
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 330
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 330
(1)
(1)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 337
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 337
(1)(2)(4). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 333
Table
Table
134) . . . . . . . . . . . . . . . 245
133) . . . . . . . . . . . . 244
List of figures
17/371