def sat_transmit(data): # data : string of data to be sent via satellite
ser = serial.Serial("/dev/ttyUSB0", 19200)
rb = RockBlock(ser)
#bindata = struct.pack("i", len(data)) # converts the data to binary
rb.text_out = data # put data in outbound buffer
print("Talking to satellite...")
status = rb.satellite_transfer()
# loop as needed
retry = 0
while status[
0] > 8 and retry < 8: # Keeps trying until data is sent. Max retries = 5
time.sleep(10)
status = rb.satellite_transfer()
print(retry, status)
retry += 1
if status[0] > 8:
print("Transmission failed")
print("\nDONE.")
# CircuitPython / Blinka
import board
uart = board.UART()
uart.baudrate = 19200
# via USB cable
# import serial
# uart = serial.Serial("/dev/ttyUSB0", 19200)
from adafruit_rockblock import RockBlock
rb = RockBlock(uart)
# set the text
rb.text_out = "hello world"
# try a satellite Short Burst Data transfer
print("Talking to satellite...")
status = rb.satellite_transfer()
# loop as needed
retry = 0
while status[0] > 8:
time.sleep(10)
status = rb.satellite_transfer()
print(retry, status)
retry += 1
print("\nDONE.")