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Cosmetic update to README

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This commit is contained in:
Gregory Nutt 2015-03-17 17:10:44 -06:00
parent aa4c382bcc
commit 97769595b0
1 changed files with 8 additions and 7 deletions
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15
configs/samv71-xult/README.txt
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@ -362,8 +362,9 @@ Connectivity:
I2C address:
The 7-bit address of the AT24 part is is 0b1011AAA where AAA is the state
of the A0, A1, and A3 pins on the part. On the SAMV71-XULT board, these
The 7-bit addresses of the AT24 part are 0b1010AAA for the normal 2Kbit
memory and 0b1011aaa for the "extended memory" where aaa is the state of
the A0, A1, and A3 pins on the part. On the SAMV71-XULT board, these
are all pulled high so the full, 7-bit address is 0x5f.
Networking
@ -859,11 +860,11 @@ Configuration sub-directories
70: -- -- -- -- -- -- -- --
nsh>
Where 0x1a us the address of the WM8904 Audio CODEC and 0x5f is the
address of the AT24 EEPROM (I am not sure what the others are as
this writing).
CAREFUL!!! You can trash your MAC address using the I2C tool!
Where 0x1a us the address of the WM8904 Audio CODEC, 0x28 is the
address of TWI interface to the EDBG, 0x4e is the address of the
CP2100CP programmable PLL, and 0x57 and 0x5f are the addresses of
the AT2 EEPROM (I am not sure what the other address, 0x37, is are
as this writing).
7. Support for HSMCI is built-in by default. The SAMV71-XULT provides
one full-size SD memory card slot. Refer to the section entitled