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✨ M261 S I2C output format (#22890)

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Co-authored-by: Scott Lahteine <github@thinkyhead.com>
This commit is contained in:
Stuart Pittaway
2021-10-11 23:42:29 +01:00
committed by Scott Lahteine
parent 64128a5bcb
commit f3be03da20
4 changed files with 64 additions and 16 deletions
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7
Marlin/src/gcode/feature/i2c/M260_M261.cpp
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@ -60,15 +60,16 @@ void GcodeSuite::M260() {
/**
* M261: Request X bytes from I2C slave device
*
* Usage: M261 A<slave device address base 10> B<number of bytes>
* Usage: M261 A<slave device address base 10> B<number of bytes> S<style>
*/
void GcodeSuite::M261() {
if (parser.seen('A')) i2c.address(parser.value_byte());
uint8_t bytes = parser.byteval('B', 1);
const uint8_t bytes = parser.byteval('B', 1), // Bytes to request
style = parser.byteval('S'); // Serial output style (ASCII, HEX etc)
if (i2c.addr && bytes && bytes <= TWIBUS_BUFFER_SIZE)
i2c.relay(bytes);
i2c.relay(bytes, style);
else
SERIAL_ERROR_MSG("Bad i2c request");
}