@copilot connect the two components so that the SRAM is connected with the controller, and both components are powered
Change the names of the connections so that the component names are matched, and implement the necessary components (resistors, capacitors, etc.) so that you ensure the functioning of the two components together.
Certainly! I'll provide a detailed plan for connecting the STM32 microcontroller (STM32H743VGT6) to the SRAM (AS1C512K16P-70BIN). Additionally, I'll suggest necessary supporting components (like capacitors for decoupling) to ensure reliable power and signal integrity.
Assumptions:
Power Supply: Assuming a standard 3.3V power supply.
Decoupling Capacitors: 0.1µF and 10µF capacitors for power pins.
Pull-Up/Down Resistors: Typical pull-up/down resistors where needed.
Connection Names: MPNs will be used for clarity and to match component names.
Connections:Power Connections:
VDD/VCC Lines:
Connect STM32:VDD_1, VDD_2, VDD_3, VDD_4, VDD_5 to SRAM:VCC, SRAM:VCCQ.
Add 0.1µF and 10µF decoupling capacitors close to each VDD pin of both components.
VSS/GND Lines:
Connect STM32:VSS_1, VSS_2, VSS_3, VSS_4, VSS_5 to SRAM:VSS.
Ensure a common ground between the MCU and SRAM.
Address Bus:
Address Pins:
Connect STM32:PA0 to SRAM:A0.
Connect STM32:PA1 to SRAM:A1.
Connect STM32:PA2 to SRAM:A2.
Connect STM32:PA3 to SRAM:A3.
Connect STM32:PA4 to SRAM:A4.
Connect STM32:PA5 to SRAM:A5.
Connect STM32:PA6 to SRAM:A6.
Connect STM32:PA7 to SRAM:A7.
Connect STM32:PC4 to SRAM:A8.
Connect STM32:PC5 to SRAM:A9.
Connect STM32:PC6 to SRAM:A10.
Connect STM32:PC7 to SRAM:A11.
Connect STM32:PC8 to SRAM:A12.
Connect STM32:PC9 to SRAM:A13.
Connect STM32:PD0 to SRAM:A14.
Connect STM32:PD1 to SRAM:A15.
Connect STM32:PD2 to SRAM:A16.
Connect STM32:PD3 to SRAM:A17.
Connect STM32:PD4 to SRAM:A18.
Data Bus:
Data Pins:
Connect STM32:PB0 to SRAM:DQ0.
Connect STM32:PB1 to SRAM:DQ1.
Connect STM32:PB2 to SRAM:DQ2.
Connect STM32:PE7 to SRAM:DQ3.
Connect STM32:PE8 to SRAM:DQ4.
Connect STM32:PE9 to SRAM:DQ5.
Connect STM32:PE10 to SRAM:DQ6.
Connect STM32:PE11 to SRAM:DQ7.
Connect STM32:PE12 to SRAM:DQ8.
Connect STM32:PE13 to SRAM:DQ9.
Connect STM32:PE14 to SRAM:DQ10.
Connect STM32:PE15 to SRAM:DQ11.
Connect STM32:PB10 to SRAM:DQ12.
Connect STM32:PB11 to SRAM:DQ13.
Connect STM32:PB12 to SRAM:DQ14.
Connect STM32:PB13 to SRAM:DQ15.
Control Signals:
Control Pins:
Connect STM32:PB4 to SRAM:CS#.
Connect STM32:PB5 to SRAM:OE#.
Connect STM32:PB6 to SRAM:WE#.
Connect STM32:PA8 to SRAM:LB#.
Connect STM32:PA9 to SRAM:UB#.
Additional Components:
Decoupling Capacitors:
Add 0.1µF (C1, C2) and 10µF (C3, C4) capacitors very close to the power pins of the STM32 MCU.
Add 0.1µF (C5) and 10µF (C6) capacitors very close to the power pins of the SRAM.
Pull-Up Resistor (if needed):
A pull-up resistor (10kΩ, R1) to the control signal CS# to avoid floating states when not driven.
Example Connections:
Power Connections:
Connect STM32:VDD_1, VDD_2, VDD_3, VDD_4, VDD_5 to SRAM:VCC, SRAM:VCCQ.
Connect STM32:VSS_1, VSS_2, VSS_3, VSS_4, VSS_5 to SRAM:VSS.
Place C1:1 between STM32:VDD_1 and STM32:VSS_1.
Place C2:1 between STM32:VDD_2 and STM32:VSS_2.
Place C3:1 between SRAM:VCC and SRAM:VSS.
Place C4:1 between SRAM:VCCQ and SRAM:VSS.
Address Bus:
Connect STM32:PA0 to SRAM:A0.
Connect STM32:PA1 to SRAM:A1.
Connect STM32:PA2 to SRAM:A2.
...
Data Bus:
Connect STM32:PB0 to SRAM:DQ0.
Connect STM32:PB1 to SRAM:DQ1.
Connect STM32:PB2 to SRAM:DQ2.
...
Would you like to proceed with this connection plan, add something specific, or have any additional requirements?
leonidasa
copilot
- Power Supply: Assuming a standard 3.3V power supply.
- Decoupling Capacitors: 0.1µF and 10µF capacitors for power pins.
- Pull-Up/Down Resistors: Typical pull-up/down resistors where needed.
- Connection Names: MPNs will be used for clarity and to match component names.
Connections: Power Connections:-
VDD/VCC Lines:
- Connect STM32:VDD_1, VDD_2, VDD_3, VDD_4, VDD_5 to SRAM:VCC, SRAM:VCCQ.
- Add 0.1µF and 10µF decoupling capacitors close to each VDD pin of both components.
-
VSS/GND Lines:
- Connect STM32:VSS_1, VSS_2, VSS_3, VSS_4, VSS_5 to SRAM:VSS.
- Ensure a common ground between the MCU and SRAM.
Address Bus:- Address Pins:
- Connect STM32:PA0 to SRAM:A0.
- Connect STM32:PA1 to SRAM:A1.
- Connect STM32:PA2 to SRAM:A2.
- Connect STM32:PA3 to SRAM:A3.
- Connect STM32:PA4 to SRAM:A4.
- Connect STM32:PA5 to SRAM:A5.
- Connect STM32:PA6 to SRAM:A6.
- Connect STM32:PA7 to SRAM:A7.
- Connect STM32:PC4 to SRAM:A8.
- Connect STM32:PC5 to SRAM:A9.
- Connect STM32:PC6 to SRAM:A10.
- Connect STM32:PC7 to SRAM:A11.
- Connect STM32:PC8 to SRAM:A12.
- Connect STM32:PC9 to SRAM:A13.
- Connect STM32:PD0 to SRAM:A14.
- Connect STM32:PD1 to SRAM:A15.
- Connect STM32:PD2 to SRAM:A16.
- Connect STM32:PD3 to SRAM:A17.
- Connect STM32:PD4 to SRAM:A18.
Data Bus:- Data Pins:
- Connect STM32:PB0 to SRAM:DQ0.
- Connect STM32:PB1 to SRAM:DQ1.
- Connect STM32:PB2 to SRAM:DQ2.
- Connect STM32:PE7 to SRAM:DQ3.
- Connect STM32:PE8 to SRAM:DQ4.
- Connect STM32:PE9 to SRAM:DQ5.
- Connect STM32:PE10 to SRAM:DQ6.
- Connect STM32:PE11 to SRAM:DQ7.
- Connect STM32:PE12 to SRAM:DQ8.
- Connect STM32:PE13 to SRAM:DQ9.
- Connect STM32:PE14 to SRAM:DQ10.
- Connect STM32:PE15 to SRAM:DQ11.
- Connect STM32:PB10 to SRAM:DQ12.
- Connect STM32:PB11 to SRAM:DQ13.
- Connect STM32:PB12 to SRAM:DQ14.
- Connect STM32:PB13 to SRAM:DQ15.
Control Signals:- Control Pins:
- Connect STM32:PB4 to SRAM:CS#.
- Connect STM32:PB5 to SRAM:OE#.
- Connect STM32:PB6 to SRAM:WE#.
- Connect STM32:PA8 to SRAM:LB#.
- Connect STM32:PA9 to SRAM:UB#.
Additional Components:-
Decoupling Capacitors:
- Add 0.1µF (C1, C2) and 10µF (C3, C4) capacitors very close to the power pins of the STM32 MCU.
- Add 0.1µF (C5) and 10µF (C6) capacitors very close to the power pins of the SRAM.
-
Pull-Up Resistor (if needed):
- A pull-up resistor (10kΩ, R1) to the control signal CS# to avoid floating states when not driven.
Example Connections: