CIO Usage in KC Compact: Difference between revisions
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[[Category:Electronic Component]][[Category:Clones]] | |||
* [[CIO Overview]] | * [[CIO Overview]] | ||
* [[CIO Usage in KC Compact]] | * [[CIO Usage in KC Compact]] | ||
* [[CIO Registers (Summary)]] | * [[CIO Registers (Summary)]] | ||
* [[CIO Registers (Detailed)]] | * [[CIO Registers (Detailed)]] | ||
The [[KC Compact]] contains a U82536 CIO chip (russian clone of Zilog Z8536 CIO). The CIO is used to emulate the CPCs [[Printer Port]], and to emulate timings that are normally produced by the CPCs [[Gate Array]]. | |||
== CIO I/O Ports in KC Compact == | |||
EC00h - CIO Data Port B (video timer) | |||
ED00h - CIO Data Port C (interrupt timer) | |||
EE00h - CIO Control Port | |||
EF00h - CIO Data Port A (bi-directional printer port) (and TEST remote boot) | |||
== CIO Connection in KC Compact == | |||
CIO_Pin_____________KC_Compact_Signal______________________________________ | |||
D0..D7,A1,A0 D0..D7, A9, Inverted A8 | |||
/RD,/WR,/CE,PCLK /IORD, /IOWR, A12, CLK 4MHz | |||
/INT,IEO,IEI,/IACK NC (not /INT?), NC, 5V, 5V | |||
PA0..PA6 Printer Data Bits 0-6 (some also used for TEST feature) | |||
PA7 Printer /Strobe (internally inverted via CIOs Polarity) | |||
PB0,PB1,PB2,PB3 TPAL/3231, TPAL/9, 5V, 5V | |||
PB4,PB5,PB6,PB7 T16/5830, T16/10, 5V, 5V | |||
PC0,PC1,PC2,PC3 A/C, HSYNC, VSYV, 5V | |||
Latest revision as of 16:38, 19 December 2010
The KC Compact contains a U82536 CIO chip (russian clone of Zilog Z8536 CIO). The CIO is used to emulate the CPCs Printer Port, and to emulate timings that are normally produced by the CPCs Gate Array.
CIO I/O Ports in KC Compact
EC00h - CIO Data Port B (video timer) ED00h - CIO Data Port C (interrupt timer) EE00h - CIO Control Port EF00h - CIO Data Port A (bi-directional printer port) (and TEST remote boot)
CIO Connection in KC Compact
CIO_Pin_____________KC_Compact_Signal______________________________________ D0..D7,A1,A0 D0..D7, A9, Inverted A8 /RD,/WR,/CE,PCLK /IORD, /IOWR, A12, CLK 4MHz /INT,IEO,IEI,/IACK NC (not /INT?), NC, 5V, 5V PA0..PA6 Printer Data Bits 0-6 (some also used for TEST feature) PA7 Printer /Strobe (internally inverted via CIOs Polarity) PB0,PB1,PB2,PB3 TPAL/3231, TPAL/9, 5V, 5V PB4,PB5,PB6,PB7 T16/5830, T16/10, 5V, 5V PC0,PC1,PC2,PC3 A/C, HSYNC, VSYV, 5V