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- ; Number of physical channels in the repeater.
-
- NUMCH EQU 2
-
- ; RAM constants.
- ; Size of available RAM may be patched after linking
- ; but is specified here for default.
-
- RAMSIZ EQU 4000H
- IPAGE EQU 0FF00H ;Interrupt page base address
-
- ; Port addresses of SIO hardware
-
- SIOBC EQU 7 ;Channel B control register
-
- ;CHANNEL 0
- DPORT0 EQU 5
- CPORT0 EQU 7
-
- ;CHANNEL 1
- DPORT1 EQU 4
- CPORT1 EQU 6
-
- ; Port addresses of CTC timer hardware
-
- CTC EQU 18H ;CTC base address
- CTCCH EQU 18H ;CTC timer channel address
-
- ; CTC timer programming constants
-
- CTCMOD EQU 0A7H ;Int enable, 256X prescalar
- CTCDIV EQU 100 ;12.8 msec interrupts