.TH "twi.h" 3avr "Wed Jun 4 2014" "Version 1.8.0svn" "avr-libc" \" -*- nroff -*-
.ad l
.nh
.SH NAME
twi.h \- 
.SH SYNOPSIS
.br
.PP
.SS "Macros"

.PP
.RI "\fBTWSR values\fP"
.br
Mnemonics: 
.br
TW_MT_xxx - master transmitter 
.br
TW_MR_xxx - master receiver 
.br
TW_ST_xxx - slave transmitter 
.br
TW_SR_xxx - slave receiver 
.PP
.in +1c
.in +1c
.ti -1c
.RI "#define \fBTW_START\fP   0x08"
.br
.ti -1c
.RI "#define \fBTW_REP_START\fP   0x10"
.br
.ti -1c
.RI "#define \fBTW_MT_SLA_ACK\fP   0x18"
.br
.ti -1c
.RI "#define \fBTW_MT_SLA_NACK\fP   0x20"
.br
.ti -1c
.RI "#define \fBTW_MT_DATA_ACK\fP   0x28"
.br
.ti -1c
.RI "#define \fBTW_MT_DATA_NACK\fP   0x30"
.br
.ti -1c
.RI "#define \fBTW_MT_ARB_LOST\fP   0x38"
.br
.ti -1c
.RI "#define \fBTW_MR_ARB_LOST\fP   0x38"
.br
.ti -1c
.RI "#define \fBTW_MR_SLA_ACK\fP   0x40"
.br
.ti -1c
.RI "#define \fBTW_MR_SLA_NACK\fP   0x48"
.br
.ti -1c
.RI "#define \fBTW_MR_DATA_ACK\fP   0x50"
.br
.ti -1c
.RI "#define \fBTW_MR_DATA_NACK\fP   0x58"
.br
.ti -1c
.RI "#define \fBTW_ST_SLA_ACK\fP   0xA8"
.br
.ti -1c
.RI "#define \fBTW_ST_ARB_LOST_SLA_ACK\fP   0xB0"
.br
.ti -1c
.RI "#define \fBTW_ST_DATA_ACK\fP   0xB8"
.br
.ti -1c
.RI "#define \fBTW_ST_DATA_NACK\fP   0xC0"
.br
.ti -1c
.RI "#define \fBTW_ST_LAST_DATA\fP   0xC8"
.br
.ti -1c
.RI "#define \fBTW_SR_SLA_ACK\fP   0x60"
.br
.ti -1c
.RI "#define \fBTW_SR_ARB_LOST_SLA_ACK\fP   0x68"
.br
.ti -1c
.RI "#define \fBTW_SR_GCALL_ACK\fP   0x70"
.br
.ti -1c
.RI "#define \fBTW_SR_ARB_LOST_GCALL_ACK\fP   0x78"
.br
.ti -1c
.RI "#define \fBTW_SR_DATA_ACK\fP   0x80"
.br
.ti -1c
.RI "#define \fBTW_SR_DATA_NACK\fP   0x88"
.br
.ti -1c
.RI "#define \fBTW_SR_GCALL_DATA_ACK\fP   0x90"
.br
.ti -1c
.RI "#define \fBTW_SR_GCALL_DATA_NACK\fP   0x98"
.br
.ti -1c
.RI "#define \fBTW_SR_STOP\fP   0xA0"
.br
.ti -1c
.RI "#define \fBTW_NO_INFO\fP   0xF8"
.br
.ti -1c
.RI "#define \fBTW_BUS_ERROR\fP   0x00"
.br
.ti -1c
.RI "#define \fBTW_STATUS_MASK\fP"
.br
.ti -1c
.RI "#define \fBTW_STATUS\fP   (TWSR & \fBTW_STATUS_MASK\fP)"
.br
.in -1c
.in -1c
.PP
.RI "\fBR/~W bit in SLA+R/W address field\&.\fP"
.br

.in +1c
.in +1c
.ti -1c
.RI "#define \fBTW_READ\fP   1"
.br
.ti -1c
.RI "#define \fBTW_WRITE\fP   0"
.br
.in -1c
.in -1c
.SH "Author"
.PP 
Generated automatically by Doxygen for avr-libc from the source code\&.