Differences
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| boards:rpi [2016/01/27 19:57] – [GPIO] darron | boards:rpi [2024/07/10 10:50] (current) – [Resources] darron | ||
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| - | {{:boards:rpi2b.jpg?200|Flash proof}} | + | {{:boards:pi3-idle.jpg?200|Pi3 idle temperature}} |
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| - | {{: | + | |
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| GPIO22 | GPIO22 | ||
| 3V3 | 3V3 | ||
| - | GPIO10 | + | GPIO10/MOSI 19 20 GND |
| - | GPIO9 | + | GPIO9 /MISO 21 22 GPIO25 |
| - | GPIO11 | + | GPIO11/SCLK 23 24 GPIO8/CE0 |
| - | GND | + | GND |
| EEPROM ID_SD 27 28 EEPROM ID_SC | EEPROM ID_SD 27 28 EEPROM ID_SC | ||
| GPIO5 29 A+ 30 GND | GPIO5 29 A+ 30 GND | ||
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| Ribbon cables may be used to extend the GPIOs. In this instance a female presentation will be given. | Ribbon cables may be used to extend the GPIOs. In this instance a female presentation will be given. | ||
| - | For the older models, a 26-pin ribbon is needed, this is much like an old midi daughter-board cable. | + | For the older models, a 26-pin ribbon is needed. |
| < | < | ||
| _________________________________________ | _________________________________________ | ||
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| </ | </ | ||
| === Pickle Microchip PIC ICSP === | === Pickle Microchip PIC ICSP === | ||
| + | <wrap right> | ||
| + | {{: | ||
| + | \\ \\ | ||
| + | {{: | ||
| + | </ | ||
| 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. | ||
| + | |||
| + | DEVICE=RPI | ||
| + | DEVICE=RPI0 | ||
| + | DEVICE=RPI1 | ||
| + | DEVICE=RPI2 | ||
| + | DEVICE=RPI3 | ||
| + | DEVICE=RPI4 | ||
| </ | </ | ||
| == Display LVP device identity without PGM == | == Display LVP device identity without PGM == | ||
| + | <wrap right> | ||
| + | {{: | ||
| + | \\ \\ | ||
| + | {{: | ||
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| + | {{: | ||
| + | </ | ||
| + | |||
| < | < | ||
| p16 lvp id | p16 lvp id | ||
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| Total: 732 Fail: 0 | Total: 732 Fail: 0 | ||
| </ | </ | ||
| - | |||
| === Resources === | === Resources === | ||
| - | [[http:// | + | [[http:// |
| - | [[https:// | + | |
