12.8. SDRBLOCK read data block from memory card - #SDRBLOCK
#SDRBLOCK – Read data block from memory card
AT#SDRBLOCK=
<sector>
Read one sector (512 bytes) from memory card
Parameter:
<sector> - sector address to read, ascii hexadecimal format (max 8
characters)
The microcontroler shall prompt a five character sequence:
<<<
<CR><LF><less_than><less_than><less_than>
followed by the sector content in binary format.
Example Read 6836th sector from memory card:
AT#SDRBLOCK=1AB3
<<<0123456789abcdef0123456789abcdef0123456789abcdef012345678
9abcdef0123456789abcdef0123456789abcdef0123456789abcdef012345
6789abcdef0123456789abcdef0123456789abcdef0123456789abcdef012
3456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef
0123456789abcd_f0123456789abcdef0123456789abcdef0123456789abc
def0123456789abcdef0123456789abcdef0123456789abcdef0123456789
abcdef0123456789abcdef0123456789abcdef0123456789abcdef0123456
789abcdef0123456789abcdef0123456789abcdef0123456789abcdef0123
456789abcdef0123456789abcdez
OK
12.9. SDWBLOCK write data block to memory card - #SDWBLOCK
#SDWBLOCK – Write data block to memory card
AT#SDWBLOCK=
<sector>
Write one sector (512 bytes) to memory card
Parameter:
<sector> - sector address to write, ascii hexadecimal format (max 8
characters)
The microcontroler shall prompt a five character sequence:
>>>
39
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