Feb 3, 2025 · I²C （アイ・スクエアド・シー）バスはオランダの フィリップス (現NXPセミコンダクターズ)によって1982年に開発・公開されたシリアル・バス仕様です． I²Cは「Inter …

Aug 30, 2019 · Hi Sagar Prajapati , MSR[BBF]=1 means I2C bus is busy. Do you check the I2C bus wave? You can use the logic analyzer to test the I2C wave, whether the I2C_CLK and …

Nov 14, 2016 · i2c_probe_slaves is the function that probes all available slaves connected to an I2C bus. Different the I2C slave have different address, if the master send the address which …

Feb 13, 2019 · The I2c wave which I give you is using the Logic analyzer to test it, you also can use the oscilloscope to check the I2C bus wave, but you need to identify the I2C data by yourself.

Mar 1, 2022 · Hi , Please help to check, whether your I2C wire have the external pull-up resistor? Do you also check the I2C wave in your noisy environment. It may break the normal I2C wave, …

Jun 21, 2019 · Dear , i use flexio_i2c_s32k144 demo code to test. but find the read value is not matched with I2C wave. What may be the reason? Thanks

Aug 7, 2015 · How's the i2c wave on the oscilloscope. Did you measure that? i2cdetect -l i2c-0 i2c 21a0000.i2c I2C adapter i2c-1 i2c 21a4000.i2c I2C adapter i2c-2 i2c 21a8000.i2c I2C adapter …

Mar 2, 2018 · Hi Ray, You can use the LPC1347 lpcopen I2C code, but you must modify the code to meet your I2C slave demand. Do you test the I2C bus wave? After check the I2C wave, you …

Sep 8, 2018 · Hi Kerry, Sending the STOP signal before changing the master to receiver mode solved the 'incorrect data in buffer issue' , but I was still getting the loss of arbitration fault …

Jan 9, 2019 · 1. lpcxpresso project 2. KEIL project There has a i2c project which communicate with the external PCF8594, you can refer to that working flow. Besides, you need to check …