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#
# Copyright (c) 2024 Analog Devices Inc.
#
# This file is part of libm2k
# (see http://www.github.com/analogdevicesinc/libm2k).
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation, either version 2.1 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
import libm2k
import time
import multiprocessing
'''
Please check our wiki page: https://wiki.analog.com/university/courses/electronics/m2k-uart-debug
'''
def print_read_data(uart_desc, size):
data_read = bytearray(size)
libm2k.uart_read(uart_desc, data_read)
print(data_read.decode('utf-8'))
def main():
context = libm2k.m2kOpen('ip:192.168.2.1')
if context is None:
print('Connection Error: No ADALM2000 device available/connected to your PC.')
exit(1)
m2k_uart_init = libm2k.m2k_uart_init()
m2k_uart_init.bits_number = 8
m2k_uart_init.parity = libm2k.NO_PARITY
m2k_uart_init.stop_bits = libm2k.ONE
m2k_uart_init.context = context
uart_init_param = libm2k.uart_init_param()
uart_init_param.device_id = 0
uart_init_param.baud_rate = 9600
uart_init_param.extra = m2k_uart_init
uart_desc_write = libm2k.uart_init(uart_init_param)
uart_init_param.device_id = 1
uart_desc_read = libm2k.uart_init(uart_init_param)
if uart_desc_write is None or uart_desc_read is None:
print('UART Error: Could not configure UART')
exit(1)
read_process = multiprocessing.Process(target=print_read_data, args=(uart_desc_read, 3))
read_process.start()
time.sleep(1)
libm2k.uart_write(uart_desc_write, bytearray('ADI', 'utf-8'))
read_process.join()
libm2k.uart_remove(uart_desc_write)
libm2k.uart_remove(uart_desc_read)
libm2k.contextClose(context)
if __name__ == "__main__":
main()
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