0 — PL_REDIR_NONE:

Cancels redirection for the serial port or socket.

1 — PL_REDIR_SER:

Redirects RX data of the serial port or socket to the TX buffer of the serial port.

6 — PL_REDIR_SOCK0:

Redirects RX data of the serial port or socket to the TX buffer of socket 0. This constant can be used as a "base" for all other sockets (i.e., in expressions like sock.redir = PL_REDIR_SOCK0+f).

7 — PL_REDIR_SOCK1:

Redirects RX data of the serial port or socket to the TX buffer of socket 1.

8 — PL_REDIR_SOCK2:

Redirects RX data of the serial port or socket to the TX buffer of socket 2.

9 — PL_REDIR_SOCK3:

Redirects RX data of the serial port or socket to the TX buffer of socket 3.

10 — PL_REDIR_SOCK4:

Redirects RX data of the serial port or socket to the TX buffer of socket 4.

11 — PL_REDIR_SOCK5:

Redirects RX data of the serial port or socket to the TX buffer of socket 5.

12 — PL_REDIR_SOCK6:

Redirects RX data of the serial port or socket to the TX buffer of socket 6.

13 — PL_REDIR_SOCK7:

Redirects RX data of the serial port or socket to the TX buffer of socket 7.

14 — PL_REDIR_SOCK8:

Redirects RX data of the serial port or socket to the TX buffer of socket 8.

15 — PL_REDIR_SOCK9:

Redirects RX data of the serial port or socket to the TX buffer of socket 9.

16 — PL_REDIR_SOCK10:

Redirects RX data of the serial port or socket to the TX buffer of socket 10.

17 — PL_REDIR_SOCK11:

Redirects RX data of the serial port or socket to the TX buffer of socket 11.

18 — PL_REDIR_SOCK12:

Redirects RX data of the serial port or socket to the TX buffer of socket 12.

19 — PL_REDIR_SOCK13:

Redirects RX data of the serial port or socket to the TX buffer of socket 13.

20 — PL_REDIR_SOCK14:

Redirects RX data of the serial port or socket to the TX buffer of socket 14.

21 — PL_REDIR_SOCK15:

Redirects RX data of the serial port or socket to the TX buffer of socket 15.