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PDP-8: added register description and fixed typo in doc

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This commit is contained in:
Ray Jewhurst
2016-04-10 12:54:18 -07:00
committed by Mark Pizzolato
parent 57d49f832c
commit 81f68216ec
18 changed files with 207 additions and 207 deletions
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24
PDP8/pdp8_tt.c
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@@ -69,12 +69,12 @@ DIB tti_dib = { DEV_TTI, 1, { &tti } };
UNIT tti_unit = { UDATA (&tti_svc, UNIT_IDLE|TT_MODE_KSR, 0), SERIAL_IN_WAIT };
REG tti_reg[] = {
{ ORDATA (BUF, tti_unit.buf, 8) },
{ FLDATA (DONE, dev_done, INT_V_TTI) },
{ FLDATA (ENABLE, int_enable, INT_V_TTI) },
{ FLDATA (INT, int_req, INT_V_TTI) },
{ DRDATA (POS, tti_unit.pos, T_ADDR_W), PV_LEFT },
{ DRDATA (TIME, tti_unit.wait, 24), PV_LEFT },
{ ORDATAD (BUF, tti_unit.buf, 8, "last data item processed") },
{ FLDATAD (DONE, dev_done, INT_V_TTI, "device done flag") },
{ FLDATAD (ENABLE, int_enable, INT_V_TTI, "interrupt enable flag") },
{ FLDATAD (INT, int_req, INT_V_TTI, "interrupt pending flag") },
{ DRDATAD (POS, tti_unit.pos, T_ADDR_W, "number of characters input"), PV_LEFT },
{ DRDATAD (TIME, tti_unit.wait, 24, "input polling interval (if 0, the keyboard is polled synchronously with the clock)"), PV_LEFT },
{ NULL }
};
@@ -107,12 +107,12 @@ DIB tto_dib = { DEV_TTO, 1, { &tto } };
UNIT tto_unit = { UDATA (&tto_svc, TT_MODE_KSR, 0), SERIAL_OUT_WAIT };
REG tto_reg[] = {
{ ORDATA (BUF, tto_unit.buf, 8) },
{ FLDATA (DONE, dev_done, INT_V_TTO) },
{ FLDATA (ENABLE, int_enable, INT_V_TTO) },
{ FLDATA (INT, int_req, INT_V_TTO) },
{ DRDATA (POS, tto_unit.pos, T_ADDR_W), PV_LEFT },
{ DRDATA (TIME, tto_unit.wait, 24), PV_LEFT },
{ ORDATAD (BUF, tto_unit.buf, 8, "last date item processed") },
{ FLDATAD (DONE, dev_done, INT_V_TTO, "device done flag") },
{ FLDATAD (ENABLE, int_enable, INT_V_TTO, "interrupt enable flag") },
{ FLDATAD (INT, int_req, INT_V_TTO, "interrupt pending flag") },
{ DRDATAD (POS, tto_unit.pos, T_ADDR_W, "number of characters output"), PV_LEFT },
{ DRDATAD (TIME, tto_unit.wait, 24, "time form I/O initiation to interrupt"), PV_LEFT },
{ NULL }
};