LPC MicrocontrollersのトピックI2S TX 4 pin mode https://community.nxp.com/t5/LPC-Microcontrollers/I2S-TX-4-pin-mode/m-p/525725#M8361 <HTML><HEAD></HEAD><BODY><STRONG>Content originally posted in LPCWare by vdelabouere on Wed Oct 29 13:02:19 MST 2014</STRONG><BR /><SPAN>Hi,</SPAN><BR /><BR /><SPAN>I have the following I2S0 signals connections to a stereo CODEC.</SPAN><BR /><BR /><SPAN>I2S0_TX_MCLK connected to the CODEC</SPAN><BR /><SPAN>I2S0_TX_SCK connected to the CODEC</SPAN><BR /><SPAN>I2S0_TXWS connected to the CODEC</SPAN><BR /><SPAN>I2S0_TX_SDA connected to the DAC data input of the CODEC</SPAN><BR /><SPAN>I2S0_RX_SDA connected to the ADC data output of the CODEC</SPAN><BR /><BR /><SPAN>Because of this configuration, I decided to configure I2S0 transmitter as MASTER and I2S0 receiver in 4 wire mode (slave mode).</SPAN><BR /><SPAN>I then enable the RX interrupt for I2S0.</SPAN><BR /><BR /><SPAN>In this configuration I don't receive any RX interrupts !</SPAN><BR /><BR /><SPAN>Do you have any idea why ?</SPAN><BR /><SPAN>Is it some kind of limitation of the 4 wire mode ?</SPAN><BR /><BR /><SPAN>it doesn't really make any sense to me.</SPAN><BR /><BR /><SPAN>Thanks.</SPAN><BR /><BR /><SPAN>Vince</SPAN><BR /><BR /><BR /></BODY></HTML> Wed, 15 Jun 2016 18:16:44 GMT lpcware 2016-06-15T18:16:44Z I2S TX 4 pin mode https://community.nxp.com/t5/LPC-Microcontrollers/I2S-TX-4-pin-mode/m-p/525725#M8361 <HTML><HEAD></HEAD><BODY><STRONG>Content originally posted in LPCWare by vdelabouere on Wed Oct 29 13:02:19 MST 2014</STRONG><BR /><SPAN>Hi,</SPAN><BR /><BR /><SPAN>I have the following I2S0 signals connections to a stereo CODEC.</SPAN><BR /><BR /><SPAN>I2S0_TX_MCLK connected to the CODEC</SPAN><BR /><SPAN>I2S0_TX_SCK connected to the CODEC</SPAN><BR /><SPAN>I2S0_TXWS connected to the CODEC</SPAN><BR /><SPAN>I2S0_TX_SDA connected to the DAC data input of the CODEC</SPAN><BR /><SPAN>I2S0_RX_SDA connected to the ADC data output of the CODEC</SPAN><BR /><BR /><SPAN>Because of this configuration, I decided to configure I2S0 transmitter as MASTER and I2S0 receiver in 4 wire mode (slave mode).</SPAN><BR /><SPAN>I then enable the RX interrupt for I2S0.</SPAN><BR /><BR /><SPAN>In this configuration I don't receive any RX interrupts !</SPAN><BR /><BR /><SPAN>Do you have any idea why ?</SPAN><BR /><SPAN>Is it some kind of limitation of the 4 wire mode ?</SPAN><BR /><BR /><SPAN>it doesn't really make any sense to me.</SPAN><BR /><BR /><SPAN>Thanks.</SPAN><BR /><BR /><SPAN>Vince</SPAN><BR /><BR /><BR /></BODY></HTML> Wed, 15 Jun 2016 18:16:44 GMT https://community.nxp.com/t5/LPC-Microcontrollers/I2S-TX-4-pin-mode/m-p/525725#M8361 lpcware 2016-06-15T18:16:44Z Re: I2S TX 4 pin mode https://community.nxp.com/t5/LPC-Microcontrollers/I2S-TX-4-pin-mode/m-p/525726#M8362 <HTML><HEAD></HEAD><BODY><STRONG>Content originally posted in LPCWare by vdelabouere on Thu Oct 30 11:39:39 MST 2014</STRONG><BR /><SPAN>Anyone has an idea for this problem ?</SPAN><BR /><BR /><SPAN>I cannot find any source code that uses this 4 pin mode.</SPAN><BR /><SPAN>I wonder if the user manual is missing something to properly activate this mode.</SPAN><BR /><BR /><SPAN>Thanks</SPAN><BR /><SPAN>Vince</SPAN><BR /></BODY></HTML> Wed, 15 Jun 2016 18:16:45 GMT https://community.nxp.com/t5/LPC-Microcontrollers/I2S-TX-4-pin-mode/m-p/525726#M8362 lpcware 2016-06-15T18:16:45Z