RSA-98II/S@iIOf[^j

CoXRS-232Cg{[hijDVA|[g1chDM^Mp
2048Byte FIFOځiv8KBjD{[hɃ[^[XCb`22{~7Wp
XCb`1C6AWpXCb`1D
VARg[LSITEXAS INSTRUMENTSАTL16C550C̗pCő230.4Kbps̓]
xŒʐM\i}X^NbN14.7456MHzjDf[^oXDB0`7Dőd+5V, 370mA
^+12VC20mA^-12VC20mADgp͉x0`40KC^x20`80%iIȂƁjDgI/O
jbgł̎gp\D
RSA-98CRSA-98SBCRSA-98II/S𕡐gpĂRS-232C|[g𑝐݉\DYtBIOSł
ő32C܂Windows3.1pCOMhCoł͍ő7RS-232C|[g\iWindowsNT
3.5xWindows95pCOMhCoRSA-98V[Y1݂̂T|[gFWindowsNT3.5x
Windows95łRSA-98CRSA-98SBCRSA-98II/S̕gp͕sjD
f[^̎肱ڂh߁Ct[ݒ肵Ďgp̂ƁDn[ht[L
邽߂ɂ́CKRTS/CTSCDTR/DSR̐M̌ĂP[ugp̂ƁD

E[^[XCb`RSW2CRSW1FI/O|[gAhX̏8bit̐ݒ
00h`FFhɐݒDo׎ݒ50hD̏ꍇCRSW25CRSW10ɂꂼݒ肷D
1FPC-9821V[YłI/O|[gAhX̏8rbgx8h`xFh\񂳂Ă̂ŁC
@@ x0h`x7h͈͓̔Őݒ̂ƁD
2FI/O|[gAhX̉8bit͉L̂悤Ƀn[hEFAŌŒD
(1)TL16C550CRg[p|[g
   xxE0hCxxE2hCxxE4hCxxE6hCxxE8hCxxEAhCxxEChCxxEEh
   xxE1hCxxE3hCxxE5hCxxE7hCxxE9hCxxEBhCxxEDhCxxEFh
@ 16550[h̏ꍇ́Cx[XI/OAhXA8oCggpDႦ΃x[XI/OAhX
@ xx38h̏ꍇCxx38h`xx3FhƂȂD
(2)MFIFOp|[gAhXiRSA-98[hj
   xxD0hCxxD2hCxxD4hCxxD6h
   xxD1hCxxD3hCxxD5hCxxD7h
(3)[hݒp|[gAhX
   xxDAhj
GA-98NBV[YƂ̕pCI/O|[gAhXo׎ݒi50hĵ܂܂ł͏dC
@삵ȂD̏ꍇCRSA-98̃x[XI/O|[gAhX̏8bit40h`5FhȊOiGA-98NBI/C
@Ƃ̕p͂30h`32hȊOjŁC̑̃{[hƏdȂ悤ɐݒ̂ƁD

E2{~7WpXCb`JP1F荞݃x̐ݒ
ȉC荞݃xV[gׂs@̏
INT 0INT 0 c2{@io׎ݒj
INT 1INT 0̍ c2{
INT 2INT 02 c2{
INT 3INT 03 c2{
INT 41INT 04 c2{
INT 5INT 61 c2{
INT 6INT 6 c2{
荞ݕsgpINT 6̏1{Ƃ̉Ȅ1{iWpvOɂȂj

E6AWpXCb`SW1F[h̐ݒ
1F16550݊[h^RSA-98݊[h̐ؑ
@ 16550݊[h@@@RSA-98݊[h@
@@@@@@@@@@@@io׎ݒj@@
2Fn[hEFAt[Cl[u^fBZ[uؑ
@ n[hEFAt[Cl[u@@@n[hEFAt[fBZ[u@
@ (o׎ݒFʏ͕ύXȂ)@@@@@@@@@@@@@@@@@@
3-4-5-6F16550[hgp̉ʃx[XI/O|[gAhX
xx30h@ R          xx38h@  @S        xxE0h@ @@T      xxE8h@ @@@U
@@@@  (o׎@   @@@@@  @@@@@ 
@@@@    @ݒ)   @@@@@  @@@@@ 
FxxRSW2CRSW1̐ݒƓio׎ݒ50hjD


COMhCoɂ
(1)COMhCo@for Windows95
ERSA-98̃x[XI/O|[gAhXo׎ݒ50hɌŒ肳ĂD
EfoCX}l[WŁu}`t@NVA_v^vƁugVA{[h(RSA-98)v
@̏ɃNbNDŁuvpeBvŗ|[gƂIRQɐݒD
EZbgAbvCugVA{[hv(RSA-98)(COM2)сugVA{[hv
@(RSA-98)(COM3)o^CCOM3!}[NɎxȂD
(2)COMhCo for WindowsNT3.x
ERSA-98̃x[XI/O|[gAhXo׎ݒ50hɁC܂荞݃xINT 0ɌŒ
@ĂD
EhCot@C̃Rs[I[WindowsNTZbgAbv][}EXF]̉ӏ
@[ACEI[f[^VA{[hRSA-98V[Y]ƕ\邪̂܂܏ID
@ċN[}EXF]̉ӏ[PC-9800}EXgp]ɖ߂ƁD
̃hCogpɂCRSA-98V[YBIOSRSA-98V[YVAhCo
gݍ܂ȂƁD
MS-DOSCWindows3.1pBIOS^hCoɂĂ͗DKvȏꍇ̓TCNfłł
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