![Do we need pull ups in SPI with SD card - MSP low-power microcontroller forum - MSP low-power microcontrollers - TI E2E support forums Do we need pull ups in SPI with SD card - MSP low-power microcontroller forum - MSP low-power microcontrollers - TI E2E support forums](http://e2e.ti.com/cfs-file.ashx/__key/communityserver-discussions-components-files/166/2541.Untitled.png)
Do we need pull ups in SPI with SD card - MSP low-power microcontroller forum - MSP low-power microcontrollers - TI E2E support forums
![Why do some SPI circuits have resistors between Vdd and CS, some have resistors forming voltage dividers on certain pins, and others have no bus resistors at all? Using three variations of Why do some SPI circuits have resistors between Vdd and CS, some have resistors forming voltage dividers on certain pins, and others have no bus resistors at all? Using three variations of](https://preview.redd.it/o88jdb8dttv71.jpg?width=1015&format=pjpg&auto=webp&s=1c64a52f4b7264b8fdd52e47064ca471012cf699)
Why do some SPI circuits have resistors between Vdd and CS, some have resistors forming voltage dividers on certain pins, and others have no bus resistors at all? Using three variations of
![f_mount error (3) when not setting internal pullups on SPI pins · Issue #2 · kiwih/cubeide-sd-card · GitHub f_mount error (3) when not setting internal pullups on SPI pins · Issue #2 · kiwih/cubeide-sd-card · GitHub](https://user-images.githubusercontent.com/3051451/113846740-1437f700-9797-11eb-8f7e-030c5ed8222f.jpg)
f_mount error (3) when not setting internal pullups on SPI pins · Issue #2 · kiwih/cubeide-sd-card · GitHub
![stm32 - How to (best) use a SPI SD card with STM32F1 or STM32F4? - Electrical Engineering Stack Exchange stm32 - How to (best) use a SPI SD card with STM32F1 or STM32F4? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/LtSAG.jpg)