Enumeration RequestCommandId

some info request (niimbot app), 01 long 02 short

Entire packet should be prefixed with 0x03

Sent if black pixels < 6

setPrinterTime: 85, 85, 7, 2, 2, 1, 6, -86, -86 sendCompressMode: 85, 85, 7, 4, b, b2, b3, b4 setPrinterTime: 85, 85, 7, 8, 1, b, b2, b3, b4, b5, b6, b7, b10, -86, -86

2, 4 or 6 bytes

same as GetVolumeLevel???