USB peripheral through SPI interface

I am using the SPI interface to connect the MAX3420e with lpc11A14 mcu and am enabling the GPIO pins of the MAX3420e . Am not finding any signal on the SCLK line of the device. Below mentioned is my...
USB peripheral through SPI interface

I am using the SPI interface to connect the MAX3420e with lpc11A14 mcu and am enabling the GPIO pins of the MAX3420e . Am not finding any signal on the SCLK line of the device. Below mentioned is my...
upsd33XX spi interface problem,how to connect more than one spi device to SPI interface?

Hi,All There is a host spi controller in upsd33xx series,but only one spi slave chip select signal is provided, how can I connect another spi device? I can use cd4051 cmos swicth to do this, but I...
upsd33XX spi interface problem,how to connect more than one spi device to SPI interface?

Hi,All There is a host spi controller in upsd33xx series,but only one spi slave chip select signal is provided, how can I connect another spi device? I can use cd4051 cmos swicth to do this, but I...
UART_IRQ handler not invoked with peripheral Interfacing.

Hi, I'm interfacing a GPS skynav SKM53 which uses UART with MCB 1700 board( onboard LPC1768 microcontroller). I have the transmitter pin of GPS connected to P2.1 (configured as UART1 Rx). Though...