Recently saw some netizens often ask TF card and SD card difference, then should distinguish?
Difference between TF card and SD card 1: Appearance distinction
SD
broadcast bcr:broadcast with response responsive broadcast ac:address (point-to-point) command: Point-to-point, DATA0 No data adtc:adress (point-to-point) data Transfer Commands Point-to-point, data0~data3 data line data cmd0 on ~DATA3 cable , CMD2, CMD3, CMD55, ACMD41 commands may cause the status of the card to change response type: R1,R1B, R2, R3,R6 (SD2.0 expanded R7) extended content: SPI operating mode: To know the characteristics: only one
: Bc:broadcast without Response unresponsive broadcast bcr:broadcast with Response responsive broadcast ac:address (p Oint-to-point) Command: Point-to-point, data0~data3 data-Line no data adtc:adress (point-to-point) Transfer Commands Point-to-point, data0~ Data on the DATA3 data line
CMD0, CMD2, CMD3, CMD55, ACMD41 commands may cause the status of the card to change response type: R1,R1B, R2, R3,R6 (SD2.0 expanded R7) extended content: SPI operating
: Bc:broadcast without Response unresponsive broadcast bcr:broadcast with Response responsive broadcast ac:address (p Oint-to-point) Command: Point-to-point, data0~data3 data-Line no data adtc:adress (point-to-point) Transfer Commands Point-to-point, data0~ Data on the DATA3 data line
CMD0, CMD2, CMD3, CMD55, ACMD41 commands may cause the status of the card to change response type: R1,R1B, R2, R3,R6 (SD2.0 expanded R7) extended content: SPI operating
of the SD card, divided into three gears: Class 2, 4, 6, corresponding to the write speed 2mb/s, 4mb/s, 6mb/s. According to the card capacity is divided into standard cards (less than 2GB) and high-capacity cards (2GB~32GB), the current application of the SD
1. Description of the phenomenon1) using the IMX6 Development Board, load 9 feet of 8G SanDisk SD card, the SD card read and write files are normal2) after inserting the 9-foot SD card
See an example of hardware anti-jamming application, it has a reference value. So, turn around to find it conveniently.Source text: SD card compatibility issuesRecently encountered an issue with SD card compatibility. The main chip SD ca
Capacity Class
SD capacity 8MB, 16MB, 32MB, 64MB, 128MB, 256MB, 512MB, 1GB, 2GBSDHC capacity 2GB, 4GB, 8GB, 16GB, 32GBSDXC capacity 32GB, 48GB, 64GB, 128GB, 256GB, 512GB, 1TB, 2TB
SD Card Register
command Format
All commands are in this format, with a total of 48 digits. One starting bit, One Direction bit, 6 comma
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.