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ManualsBrandsST ManualsEmbedded Processors & ControllersMicrocontroller 32bit 2MB LQFP
DocID030538 Rev 3 79/226
STM32H743xI Pin descriptions
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3. This ball should be connected to V
SS
.
4. Pxy_C and Pxy pins/balls are two separate pads (analog switch open). The analog switch is configured through a SYSCFG 
register. Refer to the product reference manual for a detailed description of the switch configuration bits. 
5. There is a direct path between Pxy_C and Pxy pins/balls, through an analog switch. Pxy alternate functions are available on 
Pxy_C when the analog switch is closed. The analog switch is configured through a SYSCFG register. Refer to the product 
reference manual for a detailed description of the switch configuration bits. 
6. VREF+ pin, and consequently the internal voltage reference, are not available on the TFBGA100 package. On this package, 
this pin is double-bonded to VDDA which can be connected to an external reference. The internal voltage reference buffer is 
not available and must be kept disabled
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