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boards:rkp28sb [2016/02/17 14:14] – darron | boards:rkp28sb [2024/07/10 12:26] (current) – external edit 127.0.0.1 | ||
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+ | SCK on J8 connects to LED D3 | ||
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Power may be applied through the power jack or the power header. There are two LDOs and a jumper is used to select the MCU voltage between 3V3 or 5V. When applying 5V on the power header, the 3V3 LDO is still utilised so it may be selected. | Power may be applied through the power jack or the power header. There are two LDOs and a jumper is used to select the MCU voltage between 3V3 or 5V. When applying 5V on the power header, the 3V3 LDO is still utilised so it may be selected. | ||
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+ | When using the power jack socket, the switch will turn the board on and off, as it | ||
+ | feeds the 5V LDO. | ||
There is a VUSB selection jumper which may power this pin if the PIC internal regulator is disabled. For PICs that are not USB, remove the jumper and use this a method of accessing pin 14. | There is a VUSB selection jumper which may power this pin if the PIC internal regulator is disabled. For PICs that are not USB, remove the jumper and use this a method of accessing pin 14. | ||
=== Resources === | === Resources === | ||
- | [[http:// | + | {{downloads: |
- | [[http:// | + | |
+ | {{downloads: | ||