Subversion Repositories pentevo

                ifndef  __s12z_iic_inc
__s12z_iic_inc  equ     1

                save
                listing off     ; no listing over this file

;****************************************************************************
;*                                                                          *
;*   AS 1.42 - File S12ZIIC.INC                                             *
;*                                                                          *
;*   Contains Bit & Register Definitions for S12Z Inter-IC Interface        *
;*                                                                          *
;****************************************************************************

IBAD            equ     $07C0           ; IIC Address Register (1..7)
IBFD            equ     $07C1           ; IIC Frequency Divider Register
IBCR            equ     $07C2           ; IIC Control Register
IBEN            s12zbit IBCR,7          ;  I-Bus Enable
IBIE            s12zbit IBCR,6          ;  I-Bus Interrupt Enable
MS_SL           s12zbit IBCR,5          ;  Master/Slave Mode Select Bit
Tx_Rx           s12zbit IBCR,4          ;  Transmit/Receive Mode Select Bit
TXAK            s12zbit IBCR,3          ;  Transmit Acknowledge Enable
RSTA            s12zbit IBCR,2          ;  Repeat Start
IBSWAI          s12zbit IBCR,0          ;  I Bus Interface Stop in Wait Mode
IBSR            equ     $07C3           ; IIC Status Register
TCF             s12zbit IBSR,7          ;  Data Transferring Bit
IAAS            s12zbit IBSR,6          ;  Addressed as a Slave Bit
IBB             s12zbit IBSR,5          ;  Bus Busy Bit
IBAL            s12zbit IBSR,4          ;  Arbitration Lost
SRW             s12zbit IBSR,2          ;  Slave Read/Write
IBIF            s12zbit IBSR,1          ;  I-Bus Interrupt
RXAK            s12zbit IBSR,0          ;  Received Acknowledge
IBDR            equ     $07C4           ; IIC Data I/O Register
IBCR2           equ     $07C5           ; IIC Control Register 2
GCEN            s12zbit IBCR2,7         ;  General Call Enable
ADTYPE          s12zbit IBCR2,6         ;  Address Type
ADRHI           s12zfld IBCR2,3:0       ;  Slave Address MSB

                restore                 ; re-enable listing

                endif                   ; __s12z_iic_inc