Subversion Repositories pentevo

                ifndef  __stm8si2cinc   ; avoid multiple inclusion
__stm8si2cinc   equ     1

                save
                listing off             ; no listing over this file

;****************************************************************************
;*                                                                          *
;*   AS 1.42 - File I2C.INC                                                 *
;*                                                                          *
;*   contains SFR and Bit Definitions for STM8S I2C                         *
;*                                                                          *
;****************************************************************************

__defi2c        macro   Base
I2C_CR1         label   Base+0          ; I2C control register 1
I2C_NOSTRETCH   bit     I2C_CR1,7       ;  Clock stretching disable (Slave mode)
I2C_ENGC        bit     I2C_CR1,6       ;  General call enable
I2C_PE          bit     I2C_CR1,0       ;  Peripheral enable
I2C_CR2         label   Base+1          ; I2C control register 2
I2C_SWRST       bit     I2C_CR2,7       ;  Software reset
I2C_POS         bit     I2C_CR2,3       ;  Acknowledge position (for data reception)
I2C_ACK         bit     I2C_CR2,2       ;  Acknowledge enable
I2C_STOP        bit     I2C_CR2,1       ;  Stop generation
I2C_START       bit     I2C_CR2,0       ;  Start generation
I2C_FREQR       label   Base+2          ; I2C frequency register
I2C_OARL        label   Base+3          ; I2C own address register low
I2C_OARH        label   Base+4          ; I2C own address register high
I2C_ADDMODE     bit     I2C_OARH,7      ;  Address mode configuration
I2C_ADDCONF     bit     I2C_OARH,6      ;  Addressing mode (Slave mode)
I2C_DR          label   Base+6          ; I2C data register
I2C_SR1         label   Base+7          ; I2C status register 1
I2C_TXE         bit     I2C_SR1,7       ;  Data register empty (transmitters)
I2C_RXNE        bit     I2C_SR1,6       ;  Data register not empty (receivers)
I2C_STOPF       bit     I2C_SR1,4       ;  Stop detection (Slave mode)
I2C_ADD10       bit     I2C_SR1,3       ;  10-bit header sent (Master mode)
I2C_BTF         bit     I2C_SR1,2       ;  Byte transfer finished
I2C_ADDR        bit     I2C_SR1,1       ;  Address sent (master mode)/matched (slave mode)
I2C_SB          bit     I2C_SR1,0       ;  Start bit (Master mode)
I2C_SR2         label   Base+8          ; I2C status register 2
I2C_WUFH        bit     I2C_SR2,5       ;  Wakeup from Halt
I2C_OVR         bit     I2C_SR2,3       ;  Overrun/underrun
I2C_AF          bit     I2C_SR2,2       ;  Acknowledge failure
I2C_ARLO        bit     I2C_SR2,1       ;  Arbitration lost (master mode)
I2C_BERR        bit     I2C_SR2,0       ;  Bus error
I2C_SR3         label   Base+9          ; I2C status register 3
I2C_DUALF       bit     I2C_SR3,7       ;  Dual flag (Slave mode)
I2C_GENCALL     bit     I2C_SR3,4       ;  General call header (Slave mode)
I2C_TRA         bit     I2C_SR3,2       ;  Transmitter/Receiver
I2C_BUSY        bit     I2C_SR3,1       ;  Bus busy
I2C_MSL         bit     I2C_SR3,0       ;  Master/Slave
I2C_ITR         label   Base+$a         ; I2C interrupt control register
I2C_ITBUFEN     bit     I2C_ITR,2       ;  Buffer interrupt enable
I2C_ITEVTEN     bit     I2C_ITR,1       ;  Event interrupt enable
I2C_ITERREN     bit     I2C_ITR,0       ;  Error interrupt enable
I2C_CCRL        label   Base+$b         ; I2C clock control register low
I2C_CCRH        label   Base+$c         ; I2C clock control register high
I2C_FS          bit     I2C_CCRH,7      ;  I2C master mode selection
I2C_DUTY        bit     I2C_CCRH,6      ;  Fast mode duty cycle
I2C_TRISER      label   Base+$d         ; I2C TRISE register
I2C_PECR        label   Base+$e         ; I2C packet error checking register
                endm

                restore
                endif                   ; __stm8si2cinc