Changes between Version 18 and Version 19 of MMC

Timestamp:

04/21/2021 09:42:33 PM (3 years ago)

Author:

Tim Harvey

Comment:

updated venice MMC details: max clock is 208Mhz, eMMC data rates are for HS400 eMMC; added data rates for a typical SDR104 card

MMC

@@ -6 +6 @@
 The following Gateworks boards support MMC:
 ||= Family =||= Board =||= max clock =||= eMMC^^^2^^^ =||= microSD =||
-|| Venice   || GW7400/GW7300/GW7200/GW7100 || 400MHz || 8GB bootable[[br]] (~166/40 MB/s read/write) || SDHC/SDXC DS/HS/UHS-I ||
-||          || GW7401/GW7301/GW7201/GW7101 || 400MHz || 64GB bootable[[br]] (~217/76 MB/s read/write) || - ||
+|| Venice   || GW7400/GW7300/GW7200/GW7100 || 208MHz || 8GB bootable[[br]] (~166/40 MB/s read/write HS400) || SDHC/SDXC DS/HS/UHS-I[[br]]~80/40 MB/s read/write SDR104^^^4^^^^ ||
+||          || GW7401/GW7301/GW7201/GW7101 || 208MHz || 64GB bootable[[br]] (~217/76 MB/s read/write HS400) || SDHC/SDXC DS/HS/UHS-I[[br]]~80/40 MB/s read/write SDR104^^^4^^^ ||
 || ||
 || Newport  || GW640x/GW630x/GW620x || 35MHz || 8GB bootable[[br]] (~43/13 MB/s read/write) || SDHC/SDXC DS/HS bootable^^^3^^^ ||
@@ -18 +18 @@
  2. Contact sales@gateworks.com for other eMMC size options
  3. See [wiki:newport/#bootdevice newport/#bootdevice] for details on booting from the 'alternate boot device'. SD devices (2GB) are not supported.
+ 4. data rates vary per microSD cards - see spec of card
 
 Performance depends on various factors (see [#performance below] for more details)