M260 - I2C Send

i2c Send data to the I2C bus. EXPERIMENTAL_I2CBUS

Utility to send data over the I2C bus.

M260 [A<addr>] [B<byte>] [R] [S]

`[A<addr>]`	The bus address to send to
`[B<byte>]`	The byte to add to the buffer
`[R]`	Flag to reset and rewind the I2C buffer
`[S]`	Send flag. Flush the buffer to the bus.

Send “Marlin” to the slave device with address 0x63 (99)

M260 A99 ; Target slave address M260 B77 ; M M260 B97 ; a M260 B114 ; r M260 B108 ; l M260 B105 ; i M260 B110 ; n M260 S1 ; Send the current buffer

Request 6 bytes from slave device with address 0x63 (99)

> M261 A99 B5 i2c-reply: from:99 bytes:5 data:hello