1 -------------------------------------------------------------------------------
3 -------------------------------------------------------------------------------
5 These are example captures of a Winbond W25Q80DV (8MBit == 1MByte) SPI
6 flash chip being driven by a Teensy 3.2. The SPI clock is at 500kHz.
9 https://www.winbond.com/resource-files/w25q80dv_revg_07212015.pdf
15 The logic analyzer used was a DreamSourceLab DSLogic Plus (at 10MHz):
18 ------------------------
25 chip_erase_and_writes.sr
26 ------------------------
28 Device ID and status query followed by chip erase, polling of the chip
29 status and then by few writes and verifying reads.
32 chip_erase_and_writes_{start,end}.sr
33 ------------------------------------
35 Smaller snippets extracted from the file above, since it's very large.
41 Test file for write enable warnings, issues chip erase without first having
42 captured WREN command.