![About external delay (SPI RAM Delay) in ADAU1452 - Q&A - SigmaDSP Processors & SigmaStudio Dev. Tool - EngineerZone About external delay (SPI RAM Delay) in ADAU1452 - Q&A - SigmaDSP Processors & SigmaStudio Dev. Tool - EngineerZone](https://ez.analog.com/cfs-file/__key/communityserver-discussions-components-files/396/0313d5b83538a2a98fe28ee736aa59d0.jpg)
About external delay (SPI RAM Delay) in ADAU1452 - Q&A - SigmaDSP Processors & SigmaStudio Dev. Tool - EngineerZone
![spi - External RAM (23LC1024) and external Flash (W25Q64JVSSIQ) with Sparkfun SAMD21 - Arduino Stack Exchange spi - External RAM (23LC1024) and external Flash (W25Q64JVSSIQ) with Sparkfun SAMD21 - Arduino Stack Exchange](https://i.stack.imgur.com/PvBRW.png)
spi - External RAM (23LC1024) and external Flash (W25Q64JVSSIQ) with Sparkfun SAMD21 - Arduino Stack Exchange
![E (523) spiram: SPI RAM enabled but initialization failed. Bailing out. - MicroPython Forum (Archive) E (523) spiram: SPI RAM enabled but initialization failed. Bailing out. - MicroPython Forum (Archive)](https://i1.wp.com/randomnerdtutorials.com/wp-content/uploads/2018/08/ESP32-DOIT-DEVKIT-V1-Board-Pinout-30-GPIOs-Copy.png?resize=966%2C574&ssl=1)
E (523) spiram: SPI RAM enabled but initialization failed. Bailing out. - MicroPython Forum (Archive)
![Adafruit SPI Non-Volatile Ferroelectric Ram Breakout 64Kbit / 8KByte for 3V or 5V Power and Logic or FRAM Storage to DIY Project 1897: Amazon.de: Computer & Accessories Adafruit SPI Non-Volatile Ferroelectric Ram Breakout 64Kbit / 8KByte for 3V or 5V Power and Logic or FRAM Storage to DIY Project 1897: Amazon.de: Computer & Accessories](https://m.media-amazon.com/images/I/61zA5qMddVL._AC_UF894,1000_QL80_.jpg)