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3 Commits

Author SHA1 Message Date
Omar Chebib 801f934ac9 Dedicated GPIO: add software UART implementation for Xtensa targets 
The software UART example is now compatible with Xtensa targets that have dedicated GPIOs. In other words, this example is now compatible with ESP32-S2 and ESP32-S3.
 2023-04-14 15:31:34 +08:00
morris a3f887a1fe gpio: support glitch filter on esp32h2 2023-02-11 23:01:01 +08:00
Omar Chebib 623bffaab8 Dedicated GPIO: add examples implementing software I2C, UART and SPI on RISC-V targets. 
Use dedicated GPIOs in examples to show how to emulate a UART, I2C and SPI bus.
(Using assembly and C)
 2022-11-22 14:17:40 +08:00