ST STM32F412 User Manual

RM0402 Rev 6 39/1163
RM0402 List of figures
44
Figure 99. TI2 external clock connection example. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 429
Figure 100. Control circuit in external clock mode 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 430
Figure 101. External trigger input block . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 430
Figure 102. Control circuit in external clock mode 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 431
Figure 103. Capture/compare channel (example: channel 1 input stage) . . . . . . . . . . . . . . . . . . . . . . 432
Figure 104. Capture/compare channel 1 main circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 432
Figure 105. Output stage of capture/compare channel (channels 1 to 3) . . . . . . . . . . . . . . . . . . . . . . 433
Figure 106. Output stage of capture/compare channel (channel 4). . . . . . . . . . . . . . . . . . . . . . . . . . . 433
Figure 107. PWM input mode timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 435
Figure 108. Output compare mode, toggle on OC1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 437
Figure 109. Edge-aligned PWM waveforms (ARR=8) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 438
Figure 110. Center-aligned PWM waveforms (ARR=8) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 439
Figure 111. Complementary output with dead-time insertion. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 441
Figure 112. Dead-time waveforms with delay greater than the negative pulse. . . . . . . . . . . . . . . . . . 441
Figure 113. Dead-time waveforms with delay greater than the positive pulse. . . . . . . . . . . . . . . . . . . 441
Figure 114. Output behavior in response to a break.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 444
Figure 115. Clearing TIMx OCxREF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 445
Figure 116. 6-step generation, COM example (OSSR=1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 446
Figure 117. Example of one pulse mode. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 447
Figure 118. Example of counter operation in encoder interface mode. . . . . . . . . . . . . . . . . . . . . . . . . 450
Figure 119. Example of encoder interface mode with TI1FP1 polarity inverted. . . . . . . . . . . . . . . . . . 450
Figure 120. Example of Hall sensor interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 452
Figure 121. Control circuit in reset mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 453
Figure 122. Control circuit in gated mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 454
Figure 123. Control circuit in trigger mode. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 455
Figure 124. Control circuit in external clock mode 2 + trigger mode . . . . . . . . . . . . . . . . . . . . . . . . . . 456
Figure 125. General-purpose timer block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 485
Figure 126. Counter timing diagram with prescaler division change from 1 to 2 . . . . . . . . . . . . . . . . . 486
Figure 127. Counter timing diagram with prescaler division change from 1 to 4 . . . . . . . . . . . . . . . . . 487
Figure 128. Counter timing diagram, internal clock divided by 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 488
Figure 129. Counter timing diagram, internal clock divided by 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 488
Figure 130. Counter timing diagram, internal clock divided by 4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 488
Figure 131. Counter timing diagram, internal clock divided by N. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 489
Figure 132. Counter timing diagram, Update event when ARPE=0 (TIMx_ARR not preloaded). . . . . 489
Figure 133. Counter timing diagram, Update event when ARPE=1 (TIMx_ARR preloaded). . . . . . . . 490
Figure 134. Counter timing diagram, internal clock divided by 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 491
Figure 135. Counter timing diagram, internal clock divided by 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 491
Figure 136. Counter timing diagram, internal clock divided by 4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 491
Figure 137. Counter timing diagram, internal clock divided by N. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 492
Figure 138. Counter timing diagram, Update event . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 492
Figure 139. Counter timing diagram, internal clock divided by 1, TIMx_ARR=0x6 . . . . . . . . . . . . . . . 493
Figure 140. Counter timing diagram, internal clock divided by 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 494
Figure 141. Counter timing diagram, internal clock divided by 4, TIMx_ARR=0x36 . . . . . . . . . . . . . . 494
Figure 142. Counter timing diagram, internal clock divided by N. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 494
Figure 143. Counter timing diagram, Update event with ARPE=1 (counter underflow). . . . . . . . . . . . 495
Figure 144. Counter timing diagram, Update event with ARPE=1 (counter overflow) . . . . . . . . . . . . . 495
Figure 145. Control circuit in normal mode, internal clock divided by 1 . . . . . . . . . . . . . . . . . . . . . . . . 496
Figure 146. TI2 external clock connection example. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 497
Figure 147. Control circuit in external clock mode 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 498
Figure 148. External trigger input block . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 498
Figure 149. Control circuit in external clock mode 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 499
Figure 150. Capture/compare channel (example: channel 1 input stage) . . . . . . . . . . . . . . . . . . . . . . 500

ST STM32F412 Specifications

General

Brand	ST
Model	STM32F412
Category	Microcontrollers
Language	English