Differences
This shows you the differences between two versions of the page.
| Both sides previous revision Previous revision Next revision | Previous revision | ||
|
boards:k8048 [2014/12/17 14:17] darron |
boards:k8048 [2015/03/22 21:55] (current) |
||
|---|---|---|---|
| Line 1: | Line 1: | ||
| ==== Velleman K8048 ==== | ==== Velleman K8048 ==== | ||
| - | {{ : | + | <wrap right> |
| - | == Serial Interface == | + | {{: |
| + | </ | ||
| - | The Velleman | + | The Velleman |
| + | |||
| + | Although the interface connects to the serial port, it doesn' | ||
| + | the RS-232 serial protocol and instead programming is performed using bit-banging. | ||
| + | |||
| + | |||
| + | === Serial Interface === | ||
| + | |||
| + | The bit-bang programmer | ||
| characteristics (D-SUB-9). | characteristics (D-SUB-9). | ||
| < | < | ||
| | | ||
| - | --------- | + | |
| 1 2 3 4 5 | 1 2 3 4 5 | ||
| 6 7 8 9 | 6 7 8 9 | ||
| Line 22: | Line 31: | ||
| 9:RI | 9:RI | ||
| </ | </ | ||
| - | |||
| - | Although the interface connects to the serial port, it doesn' | ||
| - | the RS-232 serial protocol and instead I/O is performed with bit banging. | ||
| Data output bits are sent through the DTR line and clocked on the falling | Data output bits are sent through the DTR line and clocked on the falling | ||
| Line 36: | Line 42: | ||
| - | == Socket Cross Reference == | + | === Socket Cross Reference |
| < | < | ||
| Line 78: | Line 84: | ||
| </ | </ | ||
| - | == ICSP == | + | === ICSP === |
| < | < | ||
| - | | + | SK3 |
| - | + | ||
| - | ICSP | + | |
| | | ||
| 5 4 3 2 1 | 5 4 3 2 1 | ||
| Line 92: | Line 96: | ||
| 4:PGD | 4:PGD | ||
| 5:PGC | 5:PGC | ||
| - | </ | ||
| - | < | + | |
| - | ICSP voltage | + | |
| - | -------------------------------------------------------------- | + | |
| | | ||
| Line 122: | Line 124: | ||
| | | ||
| </ | </ | ||
| + | |||
| + | === Resources === | ||
| + | [[http:// | ||
| + | |||
| + | |||
