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| en:hw:03-unipi11:extension [2021/09/10 14:31] – [Extension module EMO-R8] avsetula | en:hw:03-unipi11:extension [2025/04/09 15:54] (current) – avsetula | ||
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| ====== Extension module EMO-R8 ====== | ====== Extension module EMO-R8 ====== | ||
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| + | <WRAP group> | ||
| + | <WRAP half column 100%> | ||
| + | #;; | ||
| + | < | ||
| + | <span class=" | ||
| + | </ | ||
| + | #;; | ||
| + | </ | ||
| + | </ | ||
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| Unipi 1.1 can be expanded by up to 56 relays. For this purpose is used the I²C expansion module EMO-R8, which can be purchased [[https:// | Unipi 1.1 can be expanded by up to 56 relays. For this purpose is used the I²C expansion module EMO-R8, which can be purchased [[https:// | ||
| Instructions for use with SW Mervis can be found [[en: | Instructions for use with SW Mervis can be found [[en: | ||
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| ===== Addressing ===== | ===== Addressing ===== | ||
| - | Up to 7 different addresses can be set for this expansion module, so up to 7 of these modules can be connected to Unipi 1.1. The following table describes the position of the jumpers for setting the I²C address. | + | Up to 7 different addresses can be set for this expansion module, so up to 7 of these modules can be connected to Unipi 1.1. The following table describes the position of the jumpers for setting the I²C address. Starting Unipi Base OS 12 and Mervis OS 2.6.5.10, you are now able to access the extension module by Modbus. |
| - | |< 100% 1% 5% 5% 5% 5% 10% 10% 7% 57% >| | + | |< 100% 1% 5% 5% 5% 3% 8% 8% 9% 4% 57% >| |
| - | ^ ^ A2 ^ A1 ^ A0 ^ ^ HEX ^ DEC ^ ^ Popis ^ | + | ^ ^ A2 ^ A1 ^ A0 ^ ^ HEX ^ DEC |
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| - | | | 0 | 0 | 0 | | 20 | 32 | | Address reserved for relay on Unipi 1.1 | | + | | | 0 | 0 | 0 | | 20 | 32 |
| - | | | 0 | 0 | 1 | | 21 | 33 | | Free address | + | | | 0 | 0 | 1 | | 21 | 33 |
| - | | | 0 | 1 | 0 | | 22 | 34 | | Free address | + | | | 0 | 1 | 0 | | 22 | 34 |
| - | | | 0 | 1 | 1 | | 23 | 35 | | Free address | + | | | 0 | 1 | 1 | | 23 | 35 |
| - | | | 1 | 0 | 0 | | 24 | 36 | | Free address | + | | | 1 | 0 | 0 | | 24 | 36 |
| - | | | 1 | 0 | 1 | | 25 | 37 | | Free address | + | | | 1 | 0 | 1 | | 25 | 37 |
| - | | | 1 | 1 | 0 | | 26 | 38 | | Free address | + | | | 1 | 1 | 0 | | 26 | 38 |
| - | | | 1 | 1 | 1 | | 27 | 39 | | Free address | + | | | 1 | 1 | 1 | | 27 | 39 |
| + | |||
| + | ==== Modbus accessing on GNU/Linux systems ==== | ||
| + | Does not apply for Mervis OS. To use the extension board on Modbus, you have to allow it first. Follow steps in file viewed by command **cat / | ||
