Important:
This document is applicable to the following products and models.
NovoTouch LK-1 series LK6530i, LK7530i, and LK8630i.
NovoTouch EK-1 series EK650i, EK750i and EK860i
NovoTouch EK-2 series EK653i, EK753i, and EK863i.
NovoTouch EK-3 series EK655i, EK755i, and EK865i.
Serial Port Settings:
| Item | Value |
| Baud Rate | 9600 bps (Fixed) |
| Data Bits | 8 (Fixed) |
| Stop Bits | 1 (Fixed) |
| Parity | None (Fixed) |
Command Format:
| No. | Content | Description | Remark |
| 1 | 0xAA | Head | Fixed Value |
| 2 | 0xBB | Fixed Value | |
| 3 | 0xCC | Fixed Value | |
| 4 | Main | ||
| 5 | Subcommand | ||
| 6 | 0x00 | Length | Valid data |
| 7 | Checksum | Checksum | Sum from No.4 to No.6 |
| 8 | 0xDD | End | Fixed Value |
| 9 | 0xEE | Fixed Value | |
| 10 | 0xFF | Fixed Value |
Code List
| Function | Mode | Code | Remark |
| Power | On | AA BB CC 01 00 00 01 DD EE FF | |
| Off | AA BB CC 01 01 00 02 DD EE FF | ||
| Source | VGA | AA BB CC 02 03 00 05 DD EE FF | |
| HDMI 1 | AA BB CC 02 06 00 08 DD EE FF | ||
| HDMI 2 | AA BB CC 02 07 00 09 DD EE FF | ||
| HDMI 3 | AA BB CC 02 05 00 07 DD EE FF | ||
| PC | AA BB CC 02 0E 00 10 DD EE FF | ||
| ANDROID | AA BB CC 02 0A 00 0C DD EE FF | ||
| ANDROID+ | AA BB CC 02 0E 00 10 DD EE FF | ||
| DP | AA BB CC 02 11 00 13 DD EE FF | ||
| Volume | 000-100 | AA BB CC 03 00 xx ** DD EE FF | |
| Mute | AA BB CC 03 01 00 04 DD EE FF | ||
| Unmute | AA BB CC 03 01 01 05 DD EE FF | ||
| Aspect Ratio | 16:09 | AA BB CC 08 00 00 08 DD EE FF | |
| 04:03 | AA BB CC 08 01 00 09 DD EE FF | ||
| PTP | AA BB CC 08 07 00 0F DD EE FF | ||
| PC Power | On | AA BB CC 09 01 00 0A DD EE FF | |
| Off | AA BB CC 09 00 00 09 DD EE FF | ||
| xx = from 0 to 100 (Volume) | |||
| E.g. Volume = 30 (Decimal) = 1E (Hex) | |||
| xx = 1E and ** = 03 (Hex) +1E (Hex) = 21 (Hex) | |||
| Remote Control | Windows | AA BB CC 07 0B 00 12 DD EE FF | |
| Space | AA BB CC 07 46 00 4D DD EE FF | ||
| Alt+Tab | AA BB CC 07 1D 00 24 DD EE FF | ||
| Alt+F4 | AA BB CC 07 1F 00 26 DD EE FF | ||
| Num_1 | AA BB CC 07 00 00 07 DD EE FF | ||
| Num_2 | AA BB CC 07 10 00 17 DD EE FF | ||
| Num_3 | AA BB CC 07 11 00 18 DD EE FF | ||
| Num_4 | AA BB CC 07 13 00 1A DD EE FF | ||
| Num_5 | AA BB CC 07 14 00 1B DD EE FF | ||
| Num_6 | AA BB CC 07 15 00 1C DD EE FF | ||
| Num_7 | AA BB CC 07 17 00 1E DD EE FF | ||
| Num_8 | AA BB CC 07 18 00 1F DD EE FF | ||
| Num_9 | AA BB CC 07 19 00 20 DD EE FF | ||
| Num_0 | AA BB CC 07 1B 00 22 DD EE FF | ||
| Display | AA BB CC 07 1C 00 23 DD EE FF | ||
| Refresh | AA BB CC 07 4C 00 53 DD EE FF | ||
| Input | AA BB CC 07 07 00 0E DD EE FF | ||
| Home | AA BB CC 07 48 00 4F DD EE FF | ||
| Menu | AA BB CC 07 0D 00 14 DD EE FF | ||
| Delete | AA BB CC 07 40 00 47 DD EE FF | ||
| Energy | AA BB CC 07 4E 00 55 DD EE FF | ||
| Up | AA BB CC 07 47 00 4E DD EE FF | ||
| Down | AA BB CC 07 4D 00 54 DD EE FF | ||
| Left | AA BB CC 07 49 00 50 DD EE FF | ||
| Right | AA BB CC 07 4B 00 52 DD EE FF | ||
| Enter | AA BB CC 07 4A 00 51 DD EE FF | ||
| Point | AA BB CC 07 06 00 0D DD EE FF | ||
| Back | AA BB CC 07 0A 00 11 DD EE FF | ||
| CH + | AA BB CC 07 02 00 09 DD EE FF | ||
| CH – | AA BB CC 07 09 00 10 DD EE FF | ||
| Vol + | AA BB CC 07 03 00 0A DD EE FF | ||
| Vol – | AA BB CC 07 41 00 48 DD EE FF | ||
| PageUp | AA BB CC 07 42 00 49 DD EE FF | ||
| PageDown | AA BB CC 07 0F 00 16 DD EE FF | ||
| F1 | AA BB CC 07 45 00 4C DD EE FF | ||
| F2 | AA BB CC 07 12 00 19 DD EE FF | ||
| F3 | AA BB CC 07 51 00 58 DD EE FF | ||
| F4 | AA BB CC 07 5B 00 62 DD EE FF | ||
| F5 | AA BB CC 07 44 00 4B DD EE FF | ||
| F6 | AA BB CC 07 50 00 57 DD EE FF | ||
| F7 | AA BB CC 07 43 00 4A DD EE FF | ||
| F8 | AA BB CC 07 1A 00 0B DD EE FF | ||
| F9 | AA BB CC 07 04 00 0B DD EE FF | ||
| F10 | AA BB CC 07 59 00 60 DD EE FF | ||
| F11 | AA BB CC 07 57 00 5E DD EE FF | ||
| F12 | AA BB CC 07 08 00 0F DD EE FF | ||
| Red | AA BB CC 07 5C 00 63 DD EE FF | ||
| Green | AA BB CC 07 5D 00 64 DD EE FF | ||
| Yellow | AA BB CC 07 5E 00 65 DD EE FF | ||
| Blue | AA BB CC 07 5F 00 66 DD EE FF | ||
Polling Code List
| Function | Code | Response | Status |
| Power Status | AA BB CC 01 02 00 03 DD EE FF | AA BB CC 80 00 00 80 DD EE FF | On |
| AA BB CC 80 00 00 80 DD EE FF | Off | ||
| Volume Status | AA BB CC 03 02 00 05 DD EE FF | AA BB CC 82 00 xx ** DD EE FF | Volume = xx |
| Mute Status | AA BB CC 03 03 00 06 DD EE FF | AA BB CC 82 01 00 83 DD EE FF | Mute |
| AA BB CC 82 01 01 84 DD EE FF | Unmute | ||
| Source Status | AA BB CC 02 00 00 02 DD EE FF | AA BB CC 81 03 00 84 DD EE FF | VGA |
| AA BB CC 81 0E 00 8F DD EE FF | ANDROID+ | ||
| AA BB CC 81 05 00 86 DD EE FF | HDMI 3 | ||
| AA BB CC 81 06 00 87 DD EE FF | HDMI 1 | ||
| AA BB CC 81 07 00 88 DD EE FF | HDMI 2 | ||
| AA BB CC 81 08 00 89 DD EE FF | PC | ||
| AA BB CC 81 0A 00 8B DD EE FF | ANDROID+ | ||
| AA BB CC 81 11 00 92 DD EE FF | DP | ||
| PC Status | AA BB CC 09 02 00 0B DD EE FF | AA BB CC 83 00 00 82 DD EE FF | On |
| AA BB CC 83 01 00 84 DD EE FF | Off | ||
| AA BB CC 83 02 00 85 DD EE FF | Sleep | ||
| AA BB CC 83 03 00 86 DD EE FF | Hibernate |
