Secondary Functions; Sram; Description; Operating Voltage - ST STM32H7B3I-EVAL User Manual

8

Secondary functions

Functions described in the chapter below have usage limitations with primary functions or with each other. For
further details, Refer to
8.1

SRAM

8.1.1

Description

1Mx16bit SRAM ISSI IS61WV102416BLL-10MLI is connected to bank1 NOR/PSRAM2 of FMC interface and both
8-bit and 16-bit access are allowed by BLN0 and BLN1 connected to BLE and BHE of SRAM respectively.
8.1.2

Operating voltage

STM32H7B3LIH6QU FMC interface (SDRAM, SRAM, and NOR) can only be at 3.3 V on this board. Make sure to
supply 3.3 V on VDDMMC (Refer to
8.1.3

Limitations and hardware configuration

Limitations with primary functions: camera (Refer to the jumper configuration in
Limitations with secondary functions: OCSPI2.
UM2662 - Rev 1
Section 8 Secondary functions
Section 6.3.5 ).
for further details.
Table
UM2662
Secondary functions
46).
page 50/95