FilesExpand file tree

 main

/

uart_echo.py

Copy path

Blame

More file actions

Blame

More file actions

Latest commit

 

History

History

History

18 lines (15 loc) · 396 Bytes

 main

/

uart_echo.py

Copy path

Top

File metadata and controls

• Code
• Blame

18 lines (15 loc) · 396 Bytes

Raw

Copy raw file

Download raw file

Open symbols panel

Edit and raw actions

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

import busio

import board

import time

i = 0

u = busio.UART(tx=board.TX, rx=board.RX)

while True:

u.write(str(i).encode("utf-8"))

time.sleep(0.1)

print(i, u.in_waiting) # should be the number of digits

time.sleep(0.1)

print(i, u.in_waiting) # should be the number of digits

r = u.read(64 + 10)

print(i, u.in_waiting) # should be 0

print(len(r), r)

i += 1