boards:pico
Differences
This shows you the differences between two versions of the page.
| Next revision | Previous revision | ||
| boards:pico [2023/10/09 15:48] – created lars | boards:pico [2023/10/15 22:08] (current) – [Flash] lars | ||
|---|---|---|---|
| Line 2: | Line 2: | ||
| Clock: 12 MHz (Delay 47 =0x2f) | Clock: 12 MHz (Delay 47 =0x2f) | ||
| + | |||
| + | ===== Flash ===== | ||
| + | |||
| + | Clock: max 133 MHz | ||
| + | |||
| + | 66MB/s | ||
| + | |||
| + | 24bit address == 16MB max! | ||
| + | |||
| + | on board is a 2MB Flash Reading above 2MB wraps around into the 2MB. Therefore in the 16MB window the 2MB data will be available 8 times. | ||
| + | |||
| + | OpenOCD says it is NOR Flash | ||
| + | |||
| + | Flash reads on rising edge | ||
| + | Flash data is vaid on falling edge | ||
| + | |||
| + | 8pad USON 2x3mm | ||
| + | |||
| + | QE= 1 fixed! | ||
| + | WEL = 0 ! | ||
| + | |||
| + | /Hold is disabled! | ||
| + | |||
| + | |||
| + | |||
| + | Block = 256 Bytes (8192 blocks) | ||
| + | |||
| + | Erase: | ||
| + | ^ size in blocks ^ size in Bytes ^ time to erase ^ | ||
| + | | 16 | 4 kB | 45-400 ms | | ||
| + | | 128 | 32 kB | 120-1600 ms | | ||
| + | | 256 | 64 kB | 150-2000 ms | | ||
| + | | all | chip erase | 5-25 s| | ||
| + | |||
boards/pico.1696866493.txt.gz · Last modified: by lars