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- pl2303:
- octave:6> s = serial (); # 8-N-1
- octave:7> s
- s = 3
- octave:8> srl_write(s,"hello")
- ans = 5
- octave:9> char(srl_read (s,5))
- ans = hello
- octave:10> char(srl_read (s,15)) # Not a ring, buffer is empty
- ^Csrl_read: Interrupting...
- ans =
- octave:11> srl_flush(s, 1)
- octave:12> char(srl_read (s,5)) # Blocked, as buffer is empty
- ^Csrl_read: Interrupting...
- ans =
- octave:13> srl_write(s,"hello")
- ans = 5
- octave:14> char(srl_read (s,5)) # Does not block, as there is data in the buffer
- ans = hello
- octave:15> srl_close(s)
- FT232RL:
- octave:16> s = serial (); # 8-N-1
- octave:17> s
- s = 3
- octave:18> srl_write(s,"hello")
- ans = 5
- octave:19> char(srl_read (s,5))
- ans = hello
- octave:20> char(srl_read (s,15)) # Not a ring, buffer is empty
- ^Csrl_read: Interrupting...
- ans =
- octave:21> srl_flush (s, 1)
- octave:22> char(srl_read (s,5)) # Blocked, as buffer is empty
- ^Csrl_read: Interrupting...
- ans =
- octave:23> srl_write(s,"hello")
- ans = 5
- octave:24> char(srl_read (s,5)) # Does not block, as there is data in the buffer
- ans = hello
- octave:25>
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