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boards:rpi [2017/01/10 17:41] darron [GPIO] |
boards:rpi [2021/10/30 09:50] (current) darron |
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=== Pickle Microchip PIC ICSP === | === Pickle Microchip PIC ICSP === | ||
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Along with USB serial we can use the RPi GPIOs to program PICMicros using [[projects: | Along with USB serial we can use the RPi GPIOs to program PICMicros using [[projects: | ||
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The RPi cannot interface directly with 5V PICMicros nor generate the high voltage required for high voltage ICSP and an interface is required for the GPIOs. | The RPi cannot interface directly with 5V PICMicros nor generate the high voltage required for high voltage ICSP and an interface is required for the GPIOs. | ||
- | Here is an example for the [[:boards:rpi:k8048|Velleman K8048]]. Of course, this particular device can be interfaced using a USB serial port, however, this would be slower. | + | Here is an example for the [[:projects:k8048-rpi|Velleman K8048]]. Of course, this particular device can be interfaced using a USB serial port, however, this would be slower. |
== Low Voltage Programming with VPP at 3V3 == | == Low Voltage Programming with VPP at 3V3 == | ||
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(R2) 10K where appropriate (PGM is not present on all devices). | (R2) 10K where appropriate (PGM is not present on all devices). | ||
(R3..R6) 470R. | (R3..R6) 470R. | ||
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+ | DEVICE=RPI2 | ||
+ | DEVICE=RPI3 | ||
+ | DEVICE=RPI4 | ||
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== Display LVP device identity without PGM == | == Display LVP device identity without PGM == | ||
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p16 lvp id | p16 lvp id | ||
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Total: 732 Fail: 0 | Total: 732 Fail: 0 | ||
</ | </ | ||
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=== Resources === | === Resources === | ||
[[http:// | [[http:// | ||
[[https:// | [[https:// | ||
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