mira/ch32v203-eth-node
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2024-10-14 15:32:44 +06:00
parent 38bc6e225c
commit e35b1c0114
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@@ -10,6 +10,7 @@ fw for a ch32v203 node w/ w5500 ethernet
- With a 1s interval it works
- [Disabling SPI DMA](https://git.hye.su/mira/ch32-node/src/branch/master/src/w5500.c#L62) solves it (just commenting out `reg_wizchip_spiburst_cbfunc`), so it's most likely DMA related?
- SPI DMA only works with [prescalers](https://git.hye.su/mira/ch32-node/src/branch/master/src/spi_dma.c#L140) 8 and 64?
- Also, for some reason it needs a ~50ms delay before configuring w5500 when compiled **with** `-O0`, not needed with `-Os`...
TODO: LA?...