diff options
Diffstat (limited to 'examples/rp/src/bin/uart_unidir.rs')
| -rw-r--r-- | examples/rp/src/bin/uart_unidir.rs | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/examples/rp/src/bin/uart_unidir.rs b/examples/rp/src/bin/uart_unidir.rs index c0943a1b8..c1515a911 100644 --- a/examples/rp/src/bin/uart_unidir.rs +++ b/examples/rp/src/bin/uart_unidir.rs | |||
| @@ -1,5 +1,9 @@ | |||
| 1 | //! test TX-only and RX-only UARTs. You need to connect GPIO0 to GPIO5 for | 1 | //! This example shows how to use UART (Universal asynchronous receiver-transmitter) in the RP2040 chip. |
| 2 | //! | ||
| 3 | //! Test TX-only and RX-only on two different UARTs. You need to connect GPIO0 to GPIO5 for | ||
| 2 | //! this to work | 4 | //! this to work |
| 5 | //! The Raspberry Pi Debug Probe (https://www.raspberrypi.com/products/debug-probe/) could be used | ||
| 6 | //! with its UART port. | ||
| 3 | 7 | ||
| 4 | #![no_std] | 8 | #![no_std] |
| 5 | #![no_main] | 9 | #![no_main] |