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-- $Id: serport.vhd 424 2011-11-13 16:38:23Z mueller $
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-- $Id: serport.vhd 437 2011-12-09 19:38:07Z mueller $
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--
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--
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-- Copyright 2007-2011 by Walter F.J. Mueller <W.F.J.Mueller@gsi.de>
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-- Copyright 2007-2011 by Walter F.J. Mueller <W.F.J.Mueller@gsi.de>
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--
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--
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-- This program is free software; you may redistribute and/or modify it under
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-- This program is free software; you may redistribute and/or modify it under
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-- the terms of the GNU General Public License as published by the Free
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-- the terms of the GNU General Public License as published by the Free
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-- Dependencies: -
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-- Dependencies: -
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-- Tool versions: xst 8.2, 9.1, 9.2, 11.4, 12.1; ghdl 0.18-0.29
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-- Tool versions: xst 8.2, 9.1, 9.2, 11.4, 12.1; ghdl 0.18-0.29
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--
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--
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-- Revision History:
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-- Revision History:
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-- Date Rev Version Comment
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-- Date Rev Version Comment
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-- 2011-12-09 437 1.2.5 rename stat->moni port
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-- 2011-10-23 419 1.2.4 remove serport_clkdiv_ consts;
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-- 2011-10-23 419 1.2.4 remove serport_clkdiv_ consts;
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-- 2011-10-22 417 1.2.3 add serport_xon(rx|tx) defs
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-- 2011-10-22 417 1.2.3 add serport_xon(rx|tx) defs
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-- 2011-10-14 416 1.2.2 add c_serport defs
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-- 2011-10-14 416 1.2.2 add c_serport defs
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-- 2010-12-26 348 1.2.1 add ABCLKDIV to serport_uart_rxtx_ab
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-- 2010-12-26 348 1.2.1 add ABCLKDIV to serport_uart_rxtx_ab
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-- 2010-04-10 276 1.2 add clock divider constant defs
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-- 2010-04-10 276 1.2 add clock divider constant defs
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RXOK : in slbit; -- rx channel ok
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RXOK : in slbit; -- rx channel ok
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TXOK : in slbit -- tx channel ok
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TXOK : in slbit -- tx channel ok
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);
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);
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end component;
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end component;
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type serport_stat_type is record -- serial port module status
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type serport_moni_type is record -- serport monitor port
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rxerr : slbit; -- receiver data error (frame error)
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rxerr : slbit; -- receiver data error (frame error)
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rxovr : slbit; -- receiver data overrun
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rxovr : slbit; -- receiver data overrun
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rxact : slbit; -- receiver active
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rxact : slbit; -- receiver active
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txact : slbit; -- transceiver active
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txact : slbit; -- transceiver active
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abact : slbit; -- autobauder active;if 1 clkdiv invalid
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abact : slbit; -- autobauder active;if 1 clkdiv invalid
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abdone : slbit; -- autobauder resync done
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abdone : slbit; -- autobauder resync done
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abclkdiv : slv16; -- autobauder clock divider
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abclkdiv : slv16; -- autobauder clock divider
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rxok : slbit; -- rx channel ok
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rxok : slbit; -- rx channel ok
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txok : slbit; -- tx channel ok
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txok : slbit; -- tx channel ok
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end record serport_stat_type;
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end record serport_moni_type;
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constant serport_stat_init : serport_stat_type := (
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constant serport_moni_init : serport_moni_type := (
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'0','0', -- rxerr,rxovr
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'0','0', -- rxerr,rxovr
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'0','0', -- rxact,txact
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'0','0', -- rxact,txact
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'0','0', -- abact,abdone
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'0','0', -- abact,abdone
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(others=>'0'), -- abclkdiv
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(others=>'0'), -- abclkdiv
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'0','0' -- rxok,txok
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'0','0' -- rxok,txok
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RXVAL : out slbit; -- receiver data valid
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RXVAL : out slbit; -- receiver data valid
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RXHOLD : in slbit; -- receiver data hold
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RXHOLD : in slbit; -- receiver data hold
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TXDATA : in slv8; -- transmit data in
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TXDATA : in slv8; -- transmit data in
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TXENA : in slbit; -- transmit data enable
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TXENA : in slbit; -- transmit data enable
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TXBUSY : out slbit; -- transmit busy
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TXBUSY : out slbit; -- transmit busy
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STAT : out serport_stat_type; -- serport module status
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MONI : out serport_moni_type; -- serport monitor port
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RXSD : in slbit; -- receive serial data (uart view)
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RXSD : in slbit; -- receive serial data (uart view)
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TXSD : out slbit; -- transmit serial data (uart view)
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TXSD : out slbit; -- transmit serial data (uart view)
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RXRTS_N : out slbit; -- receive rts (uart view, act.low)
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RXRTS_N : out slbit; -- receive rts (uart view, act.low)
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TXCTS_N : in slbit -- transmit cts (uart view, act.low)
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TXCTS_N : in slbit -- transmit cts (uart view, act.low)
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);
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);
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RXVAL : out slbit; -- U|receiver data valid
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RXVAL : out slbit; -- U|receiver data valid
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RXHOLD : in slbit; -- U|receiver data hold
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RXHOLD : in slbit; -- U|receiver data hold
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TXDATA : in slv8; -- U|transmit data in
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TXDATA : in slv8; -- U|transmit data in
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TXENA : in slbit; -- U|transmit data enable
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TXENA : in slbit; -- U|transmit data enable
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TXBUSY : out slbit; -- U|transmit busy
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TXBUSY : out slbit; -- U|transmit busy
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STAT : out serport_stat_type; -- U|serport module status
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MONI : out serport_moni_type; -- U|serport monitor port
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RXSD : in slbit; -- S|receive serial data (uart view)
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RXSD : in slbit; -- S|receive serial data (uart view)
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TXSD : out slbit; -- S|transmit serial data (uart view)
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TXSD : out slbit; -- S|transmit serial data (uart view)
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RXRTS_N : out slbit; -- S|receive rts (uart view, act.low)
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RXRTS_N : out slbit; -- S|receive rts (uart view, act.low)
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TXCTS_N : in slbit -- S|transmit cts (uart view, act.low)
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TXCTS_N : in slbit -- S|transmit cts (uart view, act.low)
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);
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);
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