Board Modifications To Enable Motor Control; Limitations - ST STM32L4R9I-EVAL User Manual

Hardware layout and configuration
CN1 motor-control
connector
Terminal
33
34
6.13.1

Board modifications to enable motor control

Figure 9
Table 9, required for the operation of motor control. The red color denotes a component to be
removed. The green color denotes a component to be fitted.
6.13.2

Limitations

Motor-control operation is exclusive with Octo-SPIP1 Flash memory device, audio codec,
potentiometer, LDR, microSD™ card, LED1 to LED4 drive, MEMS, MFX, PMOD, USB
OTG_FS, TFT LCD connector, DSI display connector, and touch sensing.
30/72
Table 9. Motor-control terminal and function assignment (continued)
Terminal Port
name name
Encoder B PB7
Encoder
PB8
Index
(top side) and Figure 10
STM32L4R9AII6 microcontroller
Alternate
Function
function
TIM4_CH2 ADC12_IN
TIM4_CH3 ADC12_IN
(bottom side) illustrate the board modifications listed in
UM2248 Rev 4
UM2248
Board modifications for
enabling motor control
Close SB17.
Remove SB18.
Remove R30 or no
daughterboard.
Close SB42.
Remove R235 and open JP12.