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update serialVFD driver to support more display types (Stefan Herdler)

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marschap
2008-05-02 15:48:18 +00:00
parent e40175b3c0
commit 23b796e67f
9 changed files with 537 additions and 53 deletions
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server/drivers/serialVFD_io.c
+16 -3
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@@ -57,15 +57,28 @@ serialVFD_write_parallel (Driver *drvthis, unsigned char *dat, size_t length)
for (i_para = 0; i_para < length; i_para++) {
port_out(p->port, dat[i_para]);
// port_in(p->port+1);
if (p->para_wait > 2) // some displays need a little time to rest
port_in(p->port+1);
port_out(p->port+2, WR_on);
port_in(p->port+1);
if (p->para_wait > 1) // some displays need a little time to rest
port_in(p->port+1);
port_out(p->port+2, WR_off);
port_in(p->port+1);
if (p->para_wait > 0) // some displays need a little time to rest
port_in(p->port+1);
for (j_para = 0; j_para < MAXBUSY; j_para++) {
if ((port_in(p->port+1)) & Busy)
break;
}
for (j_para = 3; j_para < p->para_wait; j_para++) // some displays need a little longer time to rest
port_in(p->port+1);
}
#endif
}