Write multiple bytes of the given value over SPI.
Useful for quickly flushing, say, a line of 0's down the line.
- Parameters
-
value | the value to write to the bus |
len | how many copies of the value to write |
Definition at line 248 of file fastspi_bitbang.h.
248 {
252 }
void select()
Select the SPI output (chip select)
void release()
Release the SPI chip select line.
static void writeBytesValueRaw(uint8_t value, int len)
Write multiple bytes of the given value over SPI, without selecting the interface.
Software SPI (aka bit-banging) support Includes aggressive optimizations for when the clock and data ...
References release(), select(), and writeBytesValueRaw().