SD Card Shield
These are SD card shield. It provides a storage space for your Arduino. Users can read/write SD card via Arduino’s built-in SD library. It supports SD, SDHC and Micro SD cards.
 | |
|---|---|
| SD Card Shield V3.0 | SD Card shield V4.0 |
Here lists the comparison between various versions of SD Card Shield:
| Parameter | SD Card Shield V3.0 | SD Card Shield V4.0 |
|---|---|---|
| Operation voltage | +2.7V~+3.6V | +5V |
| Communication Protocol | SPI | SPI |
| SD Card Socket | Two Socket(SD Card Socket and Micro SD Card Socket) | a standard SD Socket(included adaptor enables using of Micro SD cards) |
| Standard Shield | No | Yes |
| Supported Card Type | SD card(<=2G); Micro SD card(<=2G); SDHC card(<=16G) | SD card(<=16G); Micro SD card(<=2G); SDHC card(<=16G) |
| Compatibility | Do not compatible with Mega | Compatible with Mega |
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