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User:Trap15/fm7: Difference between revisions

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m (Finish FD00)
m (through fd03)
Line 4: Line 4:
|-
|-
! Address !! R/W !! Detail
! Address !! R/W !! Detail
<!-- ================================================================================ FD00 -->
|-
|-
! rowspan=2 | $FD00
! rowspan=2 | $FD00
Line 14: Line 15:
  ! Name  
  ! Name  
  | D8
  | D8
  | colspan=6 |
  | colspan=6 style="background:#eaecf0" |
  | CLK
  | CLK
  |}
  |}
Line 37: Line 38:
  | SLCTIN
  | SLCTIN
  | STRB
  | STRB
  | colspan=4 |  
  | colspan=4 style="background:#eaecf0" |  
  | CASRMT
  | CASRMT
  | CASDAT
  | CASWR
  |}
  |}
{| class="wikitable"
{| class="wikitable"
Line 55: Line 56:
  | 0: ON<br>1:OFF
  | 0: ON<br>1:OFF
  |-
  |-
  ! CASDAT
  ! CASWR
  | Audio cassette data
  | Audio cassette data
  | Write data, MIC
  | Write data, MIC
  |}
  |}
<!-- ================================================================================ FD01 -->
|-
! colspan=3 |
|-
! rowspan=2 | $FD01
| R
| Keyboard data low 8 bits
{| class="wikitable"
|-
! Bit !! 7 !! 6 !! 5 !! 4 !! 3 !! 2 !! 1 !! 0
|-
! Name
| colspan=8 | Keyboard data bits 0~7
|}
|-
| W
| Printer output data
{| class="wikitable"
|-
! Bit !! 7 !! 6 !! 5 !! 4 !! 3 !! 2 !! 1 !! 0
|-
! Name
| colspan=8 | Output data
|}
<!-- ================================================================================ FD02 -->
|-
! colspan=3 |
|-
! rowspan=2 | $FD02
| R
| Audio cassette and printer
{| class="wikitable"
|-
! Bit !! 7 !! 6 !! 5 !! 4 !! 3 !! 2 !! 1 !! 0
|-
! Name
| CASRD
| colspan=1 style="background:#eaecf0" |
| DET2
| DTT1
| PE
| ACKNG
| ERROR
| BUSY
|}
{| class="wikitable"
|-
! CASRD
| Cassette data read, SPK
|
|-
! DET2
| Printer DET 2
| (unused)
|-
! DTT1
| Printer DTT 1
| (unused)
|-
! PE
| Printer Paper Empty
| 0: Normal<br>1: No paper用紙なし
|-
! ACKNG
| Acknowledge
| Triggered by reading (?)
|-
! ERROR
| Printer Error
| 0: Error<br>1: Normal
|-
! BUSY
| Printer Busy
| 0: Ready<br>1: Busy
|}
|-
| W
| Interrupt mask
{| class="wikitable"
|-
! Bit !! 7 !! 6 !! 5 !! 4 !! 3 !! 2 !! 1 !! 0
|-
! Name
| SYNDET
| RXRDY
| TXRDY
| MFD
| colspan=1 style="background:#eaecf0" |
| TIMER
| PRINTER
| KEY
|}
{| class="wikitable"
|-
! SYNDET
| RS-232 sync detect
| rowspan=7 | 0: Disable<br>1: Enable
|-
! RXRDY
| RS-232 serial receive ready
|-
! TXRDY
| RS-232 serial transmit ready
|-
! MFD
| Mini-floppy disk
|-
! TIMER
| Periodic timer (every 2.03ms)
|-
! PRINTER
| Printer ready for next character
|-
! KEY
| Keystroke received
|}
<!-- ================================================================================ FD03 -->
|-
! colspan=3 |
|-
! rowspan=2 | $FD03
| R
| Interrupt flags
{| class="wikitable"
|-
! Bit !! 7 !! 6 !! 5 !! 4 !! 3 !! 2 !! 1 !! 0
|-
! Name
| colspan=4 style="background:#eaecf0" |
| EXT
| TIMER
| PRINTER
| KEY
|}
{| class="wikitable"
|-
! EXT
| Expansion
| rowspan=4 | 0: Active<br>1: Inactive
|-
! TIMER
| Periodic timer
|-
! PRINTER
| Printer ready for next character
|-
! KEY
| Keystroke received
|}
|-
| W
| Buzzer
{| class="wikitable"
|-
! Bit !! 7 !! 6 !! 5 !! 4 !! 3 !! 2 !! 1 !! 0
|-
! Name
| REPEAT
| SINGLE
| colspan=5 style="background:#eaecf0" |
| SPEAKER
|}
{| class="wikitable"
|-
! REPEAT
| Repeating buzzer
| 0: Off<br>1: On
|-
! SINGLE
| One-shot buzzer
| 0: Off<br>1: On
|-
! SPEAKER
| Output buzzer to speaker
| 0: Mute<br>1: Output
|}
<!-- ================================================================================ END -->
|}
|}

Revision as of 02:50, 5 February 2024

Main I/O Map

Address R/W Detail
$FD00 R Keyboard data high bit, and clock speed indicator
Bit 7 6 5 4 3 2 1 0
Name D8 CLK
D8 Keyboard data bit 8
CLK Clock speed 0: 1.2MHz
1: 2MHz
AV always reads '1'
W Audio cassette and printer
Bit 7 6 5 4 3 2 1 0
Name SLCTIN STRB CASRMT CASWR
SLCTIN Printer select input 0: Select
1: Unselect
STRB Printer strobe Strobe for data exchange (edge pulse)
CASRMT Audio cassette remote 0: ON
1:OFF
CASWR Audio cassette data Write data, MIC
$FD01 R Keyboard data low 8 bits
Bit 7 6 5 4 3 2 1 0
Name Keyboard data bits 0~7
W Printer output data
Bit 7 6 5 4 3 2 1 0
Name Output data
$FD02 R Audio cassette and printer
Bit 7 6 5 4 3 2 1 0
Name CASRD DET2 DTT1 PE ACKNG ERROR BUSY
CASRD Cassette data read, SPK
DET2 Printer DET 2 (unused)
DTT1 Printer DTT 1 (unused)
PE Printer Paper Empty 0: Normal
1: No paper用紙なし
ACKNG Acknowledge Triggered by reading (?)
ERROR Printer Error 0: Error
1: Normal
BUSY Printer Busy 0: Ready
1: Busy
W Interrupt mask
Bit 7 6 5 4 3 2 1 0
Name SYNDET RXRDY TXRDY MFD TIMER PRINTER KEY
SYNDET RS-232 sync detect 0: Disable
1: Enable
RXRDY RS-232 serial receive ready
TXRDY RS-232 serial transmit ready
MFD Mini-floppy disk
TIMER Periodic timer (every 2.03ms)
PRINTER Printer ready for next character
KEY Keystroke received
$FD03 R Interrupt flags
Bit 7 6 5 4 3 2 1 0
Name EXT TIMER PRINTER KEY
EXT Expansion 0: Active
1: Inactive
TIMER Periodic timer
PRINTER Printer ready for next character
KEY Keystroke received
W Buzzer
Bit 7 6 5 4 3 2 1 0
Name REPEAT SINGLE SPEAKER
REPEAT Repeating buzzer 0: Off
1: On
SINGLE One-shot buzzer 0: Off
1: On
SPEAKER Output buzzer to speaker 0: Mute
1: Output
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