i3c_bus_slave#
Overview#
The example shows how to use i3c component as bus secondary master and demo the mastership take-over process.
Supported Boards#
EVK-MIMXRT595
Hardware requirements
Micro USB cable
EVK-MIMXRT595 board
Personal Computer
Board settings
I3C one board:
Transfer data from MASTER_BOARD to SLAVE_BOARD of I3C interface, I3C0 pins of MASTER_BOARD are connected with I3C0 pins of SLAVE_BOARD
MASTER_BOARD CONNECTS TO SLAVE_BOARD
Pin Name Board Location Pin Name Board Location
P2_29 J18-1 P2_29 J18-1
P2_30 J18-2 P2_30 J18-2
GND J18-4 GND J18-4
Prepare the Demo
Connect a micro USB cable between the PC host and the CMSIS DAP USB port (J40) on the board
Open a serial terminal with the following settings:
115200 baud rate
8 data bits
No parity
One stop bit
No flow control
Download the program to the target board.
Launch the debugger in your IDE to begin running the demo.
Running the demo
The following message shows in the terminal if the example runs successfully.
I3C bus slave example.
I3C bus secondary master creates.
I3C bus second master requires to be primary master.
I3C bus mastership takeover.
EVK-MIMXRT685
Hardware requirements
Micro USB cable
EVK-MIMXRT685 board
Personal Computer
Board settings
Please notice that the I3C module can only work for 1.8V on the board, short JP12 1-2. I3C one board:
Transfer data from MASTER_BOARD to SLAVE_BOARD of I3C interface, I3C0 pins of MASTER_BOARD are connected with I3C0 pins of SLAVE_BOARD
MASTER_BOARD CONNECTS TO SLAVE_BOARD
Pin Name Board Location Pin Name Board Location
P2_29 J18-1 P2_29 J18-1
P2_30 J18-2 P2_30 J18-2
GND J18-4 GND J18-4
Prepare the Demo
Connect a micro USB cable between the PC host and the CMSIS DAP USB port (J5) on the board
Open a serial terminal with the following settings:
115200 baud rate
8 data bits
No parity
One stop bit
No flow control
Download the program to the target board.
Launch the debugger in your IDE to begin running the demo.
Running the demo
The following message shows in the terminal if the example runs successfully.
I3C bus slave example.
I3C bus secondary master creates.
I3C bus second master requires to be primary master.
I3C bus mastership takeover.
FRDM-MCXA153
Hardware requirements
Type-C USB cable
FRDM-MCXA153 board
Personal Computer
Board settings
I3C one board:
Transfer data from MASTER_BOARD to SLAVE_BOARD of I3C interface, I3C0 pins of MASTER_BOARD are connected with I3C0 pins of SLAVE_BOARD
MASTER_BOARD CONNECTS TO SLAVE_BOARD
Pin Name Board Location Pin Name Board Location
P0_16 J20 P0_16 J20
P0_17 J21 P0_17 J21
GND J6-8 GND J6-8
Prepare the Demo
Connect a Type-C USB cable between the PC host and the CMSIS DAP USB port (J15) on the board
Open a serial terminal with the following settings:
115200 baud rate
8 data bits
No parity
One stop bit
No flow control
Download the program to the target board.
Press reset button to begin running the demo.
Running the demo
The following message shows in the terminal if the example runs successfully.
I3C bus slave example.
I3C bus secondary master creates.
I3C bus second master requires to be primary master.
I3C bus mastership takeover.
FRDM-MCXA156
Hardware requirements
Type-C USB cable
FRDM-MCXA156 board
Personal Computer
Board settings
I3C one board:
Transfer data from MASTER_BOARD to SLAVE_BOARD of I3C interface, I3C0 pins of MASTER_BOARD are connected with I3C0 pins of SLAVE_BOARD
MASTER_BOARD CONNECTS TO SLAVE_BOARD
Pin Name Board Location Pin Name Board Location
I3C0_SCL/P1_9 J8-3 P1_9 J8-3
I3C0_SDA/P1_8 J8-4 P1_8 J8-4
GND J5-8 GND J5-8
Prepare the Demo
Connect a USB Type-C cable between the host PC and the MCU-Link USB port on the target board.
Open a serial terminal with the following settings:
115200 baud rate
8 data bits
No parity
One stop bit
No flow control
Download the program to the target board.
Press reset button to begin running the demo.
Running the demo
The following message shows in the terminal if the example runs successfully.
I3C bus slave example.
I3C bus secondary master creates.
I3C bus second master requires to be primary master.
I3C bus mastership takeover.
LPCXpresso55S36
Hardware requirements
Micro USB cable
LPCXpresso55S36 board
Personal Computer
Board settings
I3C one board:
Transfer data from MASTER_BOARD to SLAVE_BOARD of I3C interface, I3C0 pins of MASTER_BOARD are connected with I3C0 pins of SLAVE_BOARD
MASTER_BOARD CONNECTS TO SLAVE_BOARD
Pin Name Board Location Pin Name Board Location
P0_9 J9-20 P0_9 J9-20
P0_24 J9-18 P0_24 J9-18
GND J9-14 GND J9-14
Connect the jumper resistor R554 2-3.
Prepare the Demo
Connect a micro USB cable between the PC host and the CMSIS DAP USB port (J1) on the board
Open a serial terminal with the following settings:
115200 baud rate
8 data bits
No parity
One stop bit
No flow control
Download the program to the target board.
Launch the debugger in your IDE to begin running the demo.
Running the demo
The following message shows in the terminal if the example runs successfully.
I3C bus slave example.
I3C bus secondary master creates.
I3C bus second master requires to be primary master.
I3C bus mastership takeover.
LPCXpresso860MAX
Hardware requirements
Micro USB cable
LPCXpresso860max board
Personal Computer
Board settings
I3C one board:
Transfer data from MASTER_BOARD to SLAVE_BOARD of I3C interface, I3C0 pins of MASTER_BOARD are connected with I3C0 pins of SLAVE_BOARD
MASTER_BOARD CONNECTS TO SLAVE_BOARD
Pin Name Board Location Pin Name Board Location
P0_26 J1-2 P0_26 J1-2
P1_14 J1-4 P1_14 J1-4
GND J1-14 GND J1-14
Prepare the Demo
Connect a micro USB cable between the PC host and the CMSIS DAP USB port (J4) on the board
Open a serial terminal with the following settings:
9600 baud rate
8 data bits
No parity
One stop bit
No flow control
Download the program to the target board.
Press reset button to begin running the demo.
Running the demo
The following message shows in the terminal if the example runs successfully.
I3C bus slave example.
I3C bus secondary master creates.
I3C bus second master requires to be primary master.
I3C bus mastership takeover.
MIMXRT685-AUD-EVK
Hardware requirements
Micro USB cable
MIMXRT685-AUD-EVK board
Personal Computer
Board settings
Make sure the R470, R471 option B(2-3) is connected to route the I3C signal to J18. Please notice that the I3C module can only work for 1.8V on the board, short JP12 1-2. I3C one board:
Transfer data from MASTER_BOARD to SLAVE_BOARD of I3C interface, I3C0 pins of MASTER_BOARD are connected with I3C0 pins of SLAVE_BOARD
MASTER_BOARD CONNECTS TO SLAVE_BOARD
Pin Name Board Location Pin Name Board Location
P2_29 J18-1 P2_29 J18-1
P2_30 J18-2 P2_30 J18-2
GND J18-4 GND J18-4
Prepare the Demo
Connect a micro USB cable between the PC host and the CMSIS DAP USB port (J5) on the board
Open a serial terminal with the following settings:
115200 baud rate
8 data bits
No parity
One stop bit
No flow control
Download the program to the target board.
Launch the debugger in your IDE to begin running the demo.
Running the demo
The following message shows in the terminal if the example runs successfully.
I3C bus slave example.
I3C bus secondary master creates.
I3C bus mastership takeover.
MIMXRT700-EVK
Hardware requirements
Micro USB cable
MIMXRT700-EVK board
Personal Computer
Board settings
I3C one board:
Transfer data from MASTER_BOARD to SLAVE_BOARD of I3C interface, I3C3 pins of MASTER_BOARD are connected with I3C0 pins of SLAVE_BOARD
MASTER_BOARD CONNECTS TO SLAVE_BOARD
Pin Name Board Location Pin Name Board Location
SCL J48 pin 3 SCL J48 pin 3
SDA J48 pin 5 SDA J48 pin 5
GND J48 pin 8 GND J48 pin 8
Prepare the Demo
Connect a micro USB cable between the PC host and the MCU-LINK on the board
Open a serial terminal with the following settings:
115200 baud rate
8 data bits
No parity
One stop bit
No flow control
Download the program to the target board.
Launch the debugger in your IDE to begin running the demo.
Running the demo
The following message shows in the terminal if the example runs successfully.
I3C bus slave example.
I3C bus secondary master creates.
I3C bus second master requires to be primary master.
I3C bus mastership takeover.