LPC Microcontrollers中的主题 LPCxpresso Baseboard: Shift register with LPCOpen https://community.nxp.com/t5/LPC-Microcontrollers/LPCxpresso-Baseboard-Shift-register-with-LPCOpen/m-p/578271#M19782 <HTML><HEAD></HEAD><BODY><STRONG>Content originally posted in LPCWare by agustinS on Mon Nov 16 12:44:39 MST 2015</STRONG><BR /><SPAN>Hi everyone!</SPAN><BR /><BR /><SPAN>I am using a lpcxpresso baseboard with a LPC1769 stick.</SPAN><BR /><SPAN>I want to learn how to use the SPI driver of LPCOpen, to write and receive bytes to/from peripherals. So I want to try with the shift register that is connected to the 7-segment display in the baseboard.</SPAN><BR /><BR /><SPAN>I have´t been able to make it work yet. Has someone worked with it? Is there any example?</SPAN><BR /><BR /><SPAN>Some of my problems could be:</SPAN><BR /><SPAN>&nbsp; -using the correct SSEL for the shift register. I am not sure about it. I am using the pin P2[2] of the LPC1769.</SPAN><BR /><SPAN>&nbsp; -setting the jumpers in the board</SPAN><BR /><SPAN>&nbsp; -not asserting correctly the RCLK signal (shift register).</SPAN><BR /><BR /><SPAN>Thanks in advance.</SPAN></BODY></HTML> Wed, 15 Jun 2016 20:18:54 GMT lpcware 2016-06-15T20:18:54Z LPCxpresso Baseboard: Shift register with LPCOpen https://community.nxp.com/t5/LPC-Microcontrollers/LPCxpresso-Baseboard-Shift-register-with-LPCOpen/m-p/578271#M19782 <HTML><HEAD></HEAD><BODY><STRONG>Content originally posted in LPCWare by agustinS on Mon Nov 16 12:44:39 MST 2015</STRONG><BR /><SPAN>Hi everyone!</SPAN><BR /><BR /><SPAN>I am using a lpcxpresso baseboard with a LPC1769 stick.</SPAN><BR /><SPAN>I want to learn how to use the SPI driver of LPCOpen, to write and receive bytes to/from peripherals. So I want to try with the shift register that is connected to the 7-segment display in the baseboard.</SPAN><BR /><BR /><SPAN>I have´t been able to make it work yet. Has someone worked with it? Is there any example?</SPAN><BR /><BR /><SPAN>Some of my problems could be:</SPAN><BR /><SPAN>&nbsp; -using the correct SSEL for the shift register. I am not sure about it. I am using the pin P2[2] of the LPC1769.</SPAN><BR /><SPAN>&nbsp; -setting the jumpers in the board</SPAN><BR /><SPAN>&nbsp; -not asserting correctly the RCLK signal (shift register).</SPAN><BR /><BR /><SPAN>Thanks in advance.</SPAN></BODY></HTML> Wed, 15 Jun 2016 20:18:54 GMT https://community.nxp.com/t5/LPC-Microcontrollers/LPCxpresso-Baseboard-Shift-register-with-LPCOpen/m-p/578271#M19782 lpcware 2016-06-15T20:18:54Z