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update 0.7.0

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This commit is contained in:
Rupert Hausberger 2012-12-22 19:39:33 +01:00
commit 0c5b018866
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sae/serial.js Normal file
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/**************************************************************************
* SAE - Scripted Amiga Emulator
*
* https://github.com/naTmeg/ScriptedAmigaEmulator
*
* ©2012 Rupert Hausberger
* Commercial use is prohibited.
*
**************************************************************************/
function Serial()
{
var buf = new Uint8Array(1024);
var pos = 0, dtr = false;
var serper = 0, serdat = 0x2000;
this.reset = function()
{
this.flushBuffer();
pos = 0;
dtr = false;
serper = 0;
serdat = 0x2000;
}
this.flushBuffer = function()
{
if (pos > 0) {
var str = ''
for (var i = 0; i < pos; i++) {
/*if (buf[i] == 13)
str += '<br/>';
else if (buf[i] == 9)
str += '&nbsp;&nbsp;&nbsp;';
else*/
str += String.fromCharCode(buf[i]);
}
pos = 0;
BUG.col = 3;
BUG.info(str);
BUG.col = 1;
}
}
this.readStatus = function()
{
//ciabpra |= 0x20; //Push up Carrier Detect line
//ciabpra |= 0x08; //DSR ON
return 0;
}
this.writeStatus = function(old, nw)
{
if ((old & 0x80) == 0x80 && (nw & 0x80) == 0x00) dtr = true;
if ((old & 0x80) == 0x00 && (nw & 0x80) == 0x80) dtr = false;
//if ((old & 0x40) != (nw & 0x40)) BUG.info('RTS %s.', (nw & 0x40) == 0x40 ? 'set' : 'clr');
//if ((old & 0x10) != (nw & 0x10)) BUG.info('CTS %s.', (nw & 0x10) == 0x10 ? 'set' : 'clr');
return nw;
}
this.SERPER = function(v)
{
if (serper != v)
serper = v;
}
this.SERDAT = function(v)
{
//BUG.info('SERDAT $%04x', v);
if (AMIGA.config.serial.enabled) {
buf[pos++] = v & 0xff;
if (pos == 1024)
this.flushBuffer();
}
serdat |= 0x2000; /* Set TBE in the SERDATR ... */
AMIGA.intreq |= 1; /* ... and in INTREQ register */
}
this.SERDATR = function()
{
//BUG.info('SERDATR $%04x', serdat);
return serdat;
}
}