===== 11 STX SIO TRANSFERS | BIOS 19951204 System ROM Version 3.0 11/18/96 A
BadVaddr as the group starts: 00000480
MODE 004D (8N1 MUL1) BAUD 0088; stopwatch:STAT&3FF (+I_STAT.7,8 at bits 16,17)
TXEN C0001: before STAT 0185 I8 0; write 55h: 144:180 304:181 1593:185
  RX bytes 0, CTRL 0001
TXEN DTR RTS C0023: before STAT 0185 I8 0; write 55h: 120:181 1464:185
  RX bytes 0, CTRL 0023
+TX IRQ C0423: before STAT 0385 I8 1; write 55h: 110:20381 1511:20385
  RX bytes 0, CTRL 0423
TXEN RXEN DTR RTS C0027: before STAT 0185 I8 0; write 55h: 115:180 270:181 1547:185
  RX bytes 0, CTRL 0027
+RX IRQ C0827: before STAT 0185 I8 0; write 55h: 120:181 1524:185
  RX bytes 0, CTRL 0827
+DSR IRQ C1027: before STAT 0385 I8 1; write 55h: 115:20381 1466:20385
  RX bytes 0, CTRL 1027
RXEN only, 20000 cycles: 102:20185
 RX bytes 0
Write with TXEN 0, TXEN 1 later: 1114:180 1251:181 2553:185
Done.