mycnc:mycnc_et15
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| Both sides previous revisionPrevious revision | Next revisionBoth sides next revision | ||
| mycnc:mycnc_et15 [2019/09/19 12:15] – ivan | mycnc:mycnc_et15 [2020/01/06 13:15] – ivan | ||
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| ==== ET15 Output pins ==== | ==== ET15 Output pins ==== | ||
| - | ET15 board contains | + | ET15 board contains |
| - | * ... open collector outputs (OUT# | + | * 56 open collector outputs (OUT#0-OUT#55) |
| - | * ... PWM outputs (PWM#1, PWM#2, PWM#3) | + | * 8 PWM outputs (PWM#0 - PWM#7) |
| - | + | ||
| - | < | + | |
| An internal schematic is shown in the picture below. Darlington transistors array chip ULN2803 is used to buffer binary outputs in ET15. Each chip contains 8 transistors and handles 8 binary outputs. | An internal schematic is shown in the picture below. Darlington transistors array chip ULN2803 is used to buffer binary outputs in ET15. Each chip contains 8 transistors and handles 8 binary outputs. | ||
| Line 42: | Line 40: | ||
| ET15 pinout for outputs is shown below | ET15 pinout for outputs is shown below | ||
| - | {{hardware: | + | {{:mycnc: |
| ==== Galvanic isolated inputs ==== | ==== Galvanic isolated inputs ==== | ||
mycnc/mycnc_et15.txt · Last modified: 2022/01/28 11:21 by ivan