/* PAged access -- pre-screened */
static GOOD_OR_BAD OW_w_mem(BYTE * data, size_t size, off_t offset, struct parsedname *pn)
{
BYTE p[4 + 32] = { _1W_WRITE_SCRATCHPAD, LOW_HIGH_ADDRESS(offset), };
struct transaction_log tcopy[] = {
TRXN_START,
TRXN_WRITE3(p),
TRXN_WRITE(data, size),
TRXN_END,
};
struct transaction_log tread[] = {
TRXN_START,
TRXN_WRITE1(p),
TRXN_READ(&p[1], 3 + size),
TRXN_COMPARE(data, &p[4], size),
TRXN_END,
};
struct transaction_log tsram[] = {
TRXN_START,
TRXN_WRITE(p, 4),
TRXN_DELAY(32),
TRXN_END,
};
/* Copy to scratchpad */
RETURN_BAD_IF_BAD(BUS_transaction(tcopy, pn)) ;
/* Re-read scratchpad and compare */
p[0] = _1W_READ_SCRATCHPAD;
RETURN_BAD_IF_BAD(BUS_transaction(tread, pn)) ;
/* Copy Scratchpad to SRAM */
p[0] = _1W_COPY_SCRATCHPAD;
return BUS_transaction(tsram, pn) ;
}
/* send A/D conversion command */
static GOOD_OR_BAD OW_convert( int simul_good, int delay, struct parsedname *pn)
{
BYTE convert[] = { _1W_CONVERT, 0x0F, 0x00, 0xFF, 0xFF, };
struct transaction_log tpower[] = {
TRXN_START,
TRXN_WR_CRC16(convert, 3, 0),
TRXN_END,
};
struct transaction_log tdead[] = {
TRXN_START,
TRXN_WRITE3(convert),
TRXN_READ1(&convert[3]),
TRXN_POWER( &convert[4], delay ) ,
TRXN_CRC16(convert, 5),
TRXN_END,
};
/* See if a conversion was globally triggered */
if ( GOOD(OW_get_power(pn) ) ) {
if ( simul_good ) {
return FS_Test_Simultaneous( simul_volt, delay, pn) ;
}
// Start conversion
// 6 msec for 16bytex4channel (5.2)
RETURN_BAD_IF_BAD(BUS_transaction(tpower, pn));
UT_delay(delay); /* don't need to hold line for conversion! */
} else {
// Start conversion
// 6 msec for 16bytex4channel (5.2)
RETURN_BAD_IF_BAD(BUS_transaction(tdead, pn)) ;
}
return gbGOOD;
}
/* only called for a single page, and that page is 0,1,2 only*/
static GOOD_OR_BAD OW_w_page(const BYTE * data, size_t size, off_t offset, const struct parsedname *pn)
{
int page = offset / _1W_2436_PAGESIZE; // integer round-down ok
BYTE scratchin[] = { _1W_READ_SCRATCHPAD, offset, };
BYTE scratchout[] = { _1W_WRITE_SCRATCHPAD, offset, };
BYTE p[_1W_2436_PAGESIZE];
static BYTE copyout[] = { _1W_COPY_SP1_TO_NV1, _1W_COPY_SP2_TO_NV2, _1W_COPY_SP3_TO_NV3, };
BYTE *copy = ©out[page];
struct transaction_log twrite[] = {
TRXN_START,
TRXN_WRITE2(scratchout),
TRXN_WRITE(data, size),
TRXN_END,
};
struct transaction_log tread[] = {
TRXN_START,
TRXN_WRITE2(scratchin),
TRXN_READ(p, size),
TRXN_COMPARE(data, p, size),
TRXN_END,
};
struct transaction_log tcopy[] = {
TRXN_START,
TRXN_WRITE1(copy),
TRXN_DELAY(10),
TRXN_END,
};
RETURN_BAD_IF_BAD(BUS_transaction(twrite, pn)) ;
RETURN_BAD_IF_BAD(BUS_transaction(tread, pn)) ;
return BUS_transaction(tcopy, pn) ;
}
static GOOD_OR_BAD OW_temp(_FLOAT * T, const struct parsedname *pn)
{
BYTE d2[] = { _1W_CONVERT_T, };
BYTE b2[] = { _1W_READ_REGISTERS, _ADDRESS_TEMPERATURE, };
BYTE t[2];
struct transaction_log tconvert[] = {
TRXN_START,
TRXN_WRITE1(d2),
TRXN_DELAY(10),
TRXN_END,
};
struct transaction_log tdata[] = {
TRXN_START,
TRXN_WRITE2(b2),
TRXN_READ3(t),
TRXN_END,
};
// initiate conversion
RETURN_BAD_IF_BAD(BUS_transaction(tconvert, pn)) ;
/* Get data */
RETURN_BAD_IF_BAD(BUS_transaction(tdata, pn)) ;
// success
//printf("Temp bytes %0.2X %0.2X\n",t[0],t[1]);
//printf("temp int=%d\n",((int)((int8_t)t[1])));
//T[0] = ((int)((int8_t)t[1])) + .00390625*t[0] ;
T[0] = UT_int16(t) / 256.;
return gbGOOD;
}
static GOOD_OR_BAD OW_volts(_FLOAT * V, const struct parsedname *pn)
{
BYTE b4[] = { _1W_CONVERT_V, };
BYTE b2[] = { _1W_READ_REGISTERS, _ADDRESS_VOLTAGE, };
BYTE v[2];
struct transaction_log tconvert[] = {
TRXN_START,
TRXN_WRITE1(b4),
TRXN_DELAY(10),
TRXN_END,
};
struct transaction_log tdata[] = {
TRXN_START,
TRXN_WRITE2(b2),
TRXN_READ2(v),
TRXN_END,
};
// initiate conversion
RETURN_BAD_IF_BAD(BUS_transaction(tconvert, pn)) ;
/* Get data */
RETURN_BAD_IF_BAD( BUS_transaction(tdata, pn)) ;
// success
//V[0] = .01 * (_FLOAT)( ( ((uint32_t)v[1]) <<8 )|v[0] ) ;
V[0] = .01 * (_FLOAT) (UT_uint16(v));
return gbGOOD;
}
/* paged, and pre-screened */
static GOOD_OR_BAD OW_w_23page(BYTE * data, size_t size, off_t offset, struct parsedname *pn)
{
BYTE p[1 + 2 + 32 + 2] = { _1W_WRITE_SCRATCHPAD, LOW_HIGH_ADDRESS(offset), };
struct transaction_log tcopy[] = {
TRXN_START,
TRXN_WR_CRC16(p, 3 + size, 0),
TRXN_END,
};
struct transaction_log treread[] = {
TRXN_START,
TRXN_WRITE1(p),
TRXN_READ(&p[1], 3 + size),
TRXN_COMPARE(&p[4], data, size),
TRXN_END,
};
struct transaction_log twrite33[] = {
TRXN_START,
TRXN_WRITE(p, 4),
TRXN_DELAY(5),
TRXN_END,
};
struct transaction_log twriteEC20[] = {
TRXN_START,
TRXN_WRITE(p, 4),
TRXN_DELAY(10),
TRXN_END,
};
/* Copy to scratchpad */
memcpy(&p[3], data, size);
if (((offset + size) & 0x1F)) { // doesn't end on page boundary, no crc16
tcopy[2].type = tcopy[3].type = trxn_nop;
}
RETURN_BAD_IF_BAD(BUS_transaction(tcopy, pn)) ;
/* Re-read scratchpad and compare */
/* Note that we tacitly shift the data one byte down for the E/S byte */
p[0] = _1W_READ_SCRATCHPAD;
RETURN_BAD_IF_BAD(BUS_transaction(treread, pn)) ;
/* Copy Scratchpad to SRAM */
p[0] = _1W_COPY_SCRATCHPAD;
switch (pn->sn[0]) {
case 0x23: // DS2433
return BUS_transaction(twrite33,pn);
case 0x43:
default: // DS28EC20
return BUS_transaction(twriteEC20,pn);
}
}
static GOOD_OR_BAD OW_w_pio(const BYTE data, const struct parsedname *pn)
{
BYTE write_string[] = { _1W_CHANNEL_ACCESS_WRITE, data, (BYTE) ~ data, };
BYTE read_back[2];
struct transaction_log t[] = {
TRXN_START,
TRXN_WRITE3(write_string),
TRXN_READ2(read_back),
TRXN_END,
};
if ( BAD(BUS_transaction(t, pn)) ) {
// may be in test mode, which causes Channel Access Write to fail
// fix now, but need another attempt to see if will work
OW_out_of_test_mode(pn) ;
return gbBAD ;
}
if (read_back[0] != 0xAA) {
return gbBAD;
}
/* Ignore byte 5 read_back[1] the PIO status byte */
return gbGOOD;
}
/* Byte-oriented write */
static GOOD_OR_BAD OW_w_mem(const BYTE * data, size_t size, off_t offset, const struct parsedname *pn)
{
BYTE scratch[_DS2430A_MEM_SIZE];
BYTE vr[] = { _1W_READ_SCRATCHPAD, BYTE_MASK(offset), };
BYTE of[] = { _1W_WRITE_SCRATCHPAD, BYTE_MASK(offset), };
BYTE cp[] = { _1W_COPY_SCRATCHPAD, _1W_COPY_SCRATCHPAD_VALIDATION_KEY, };
struct transaction_log t[] = {
TRXN_START,
TRXN_WRITE2(of),
TRXN_WRITE(data, size),
TRXN_START,
TRXN_WRITE2(vr),
TRXN_READ(scratch, size),
TRXN_COMPARE(data,scratch,size),
TRXN_START,
TRXN_WRITE2(cp),
TRXN_DELAY(10),
TRXN_END,
};
/* load scratch pad if incomplete write */
if ( size != _DS2430A_MEM_SIZE ) {
RETURN_BAD_IF_BAD( OW_r_mem( scratch, 0, 0x00, pn)) ;
}
/* write data to scratchpad */
/* read back the scratchpad */
/* copy scratchpad to memory */
return BUS_transaction(t, pn);
}
static void OW_reset(struct parsedname *pn)
{
struct transaction_log t[] = {
TRXN_RESET,
};
BUS_transaction(t, pn) ;
}
/* write alarm settings */
static GOOD_OR_BAD OW_w_s_alarm(const BYTE * data, const struct parsedname *pn)
{
BYTE old_register[6];
BYTE new_register[6];
BYTE control_value[1];
BYTE alarm_access[] = { _1W_WRITE_CONDITIONAL_SEARCH_REGISTER,
LOW_HIGH_ADDRESS(_ADDRESS_ALARM_REGISTERS),
};
struct transaction_log t[] = {
TRXN_START,
TRXN_WRITE3(alarm_access),
TRXN_WRITE2(data),
TRXN_WRITE1(control_value),
TRXN_END,
};
// get the existing register contents
RETURN_BAD_IF_BAD( OW_r_reg(old_register, pn) ) ;
control_value[0] = (data[2] & 0x03) | (old_register[5] & 0x0C);
RETURN_BAD_IF_BAD(BUS_transaction(t, pn)) ;
/* Re-Read registers */
RETURN_BAD_IF_BAD(OW_r_reg(new_register, pn)) ;
return (data[0] != new_register[3]) || (data[1] != new_register[4])
|| (control_value[0] != (new_register[5] & 0x0F)) ? gbBAD : gbGOOD;
}
static GOOD_OR_BAD OW_w_std(BYTE *buf, size_t size, BYTE type, BYTE stype, const struct parsedname *pn)
{
BYTE p[4] = { _1W_WRITE_MOAT, type,stype, size};
BYTE crcbuf[2];
UINT crc;
struct transaction_log tfirst[] = {
TRXN_START,
TRXN_WRITE(p,4),
TRXN_WRITE(buf,size),
TRXN_READ2(crcbuf),
TRXN_END,
};
struct transaction_log xmit_crc[] = {
TRXN_WRITE2(crcbuf),
TRXN_END,
};
if (size == 0) {
return gbGOOD;
}
if (size > 255) {
return gbBAD;
}
LEVEL_DEBUG( "write: %d for %d %d",size,type,stype) ;
if ( BAD(BUS_transaction(tfirst, pn))) {
goto out_bad;
}
crc = CRC16compute(p,4,0);
crc = CRC16compute(buf,size,crc);
if ( CRC16seeded (crcbuf,2,crc) ) {
LEVEL_DEBUG("CRC error");
goto out_bad;
}
LEVEL_DEBUG( "read CRC: GOOD, got %02x%02x",crcbuf[0],crcbuf[1]) ;
crcbuf[0] = ~crcbuf[0];
crcbuf[1] = ~crcbuf[1];
if ( BAD(BUS_transaction(xmit_crc, pn)) ) {
goto out_bad;
}
return gbGOOD;
out_bad:
return gbBAD;
}
static GOOD_OR_BAD OW_simple_command(BYTE lcd_command_code, const struct parsedname *pn)
{
struct transaction_log t[] = {
TRXN_START,
TRXN_WRITE1(&lcd_command_code),
TRXN_END,
};
return BUS_transaction(t, pn);
}
/* read REAL DS2431 pages -- 8 bytes. */
static GOOD_OR_BAD OW_w_2Dpage(BYTE * data, size_t size, off_t offset, struct parsedname *pn)
{
off_t pageoff = offset & 0x07;
BYTE p[4 + 8 + 2] = { _1W_WRITE_SCRATCHPAD, LOW_HIGH_ADDRESS(offset - pageoff),
};
struct transaction_log tcopy[] = {
TRXN_START,
TRXN_WRITE(p, 3 + 8),
TRXN_END,
};
struct transaction_log tread[] = {
TRXN_START,
TRXN_WR_CRC16(p, 1, 3 + 8),
TRXN_COMPARE(&p[4], data, size),
TRXN_END,
};
struct transaction_log tsram[] = {
TRXN_START,
TRXN_WRITE(p, 4),
TRXN_DELAY(13),
TRXN_END,
};
if (size != 8) { // incomplete page
OWQ_allocate_struct_and_pointer(owq_old);
OWQ_create_temporary(owq_old, (char *) &p[3], 8, offset - pageoff, pn);
if (COMMON_read_memory_F0(owq_old, 0, 0)) {
return gbBAD;
}
}
memcpy(&p[3 + pageoff], data, size);
/* Copy to scratchpad */
RETURN_BAD_IF_BAD(BUS_transaction(tcopy, pn)) ;
/* Re-read scratchpad and compare */
p[0] = _1W_READ_SCRATCHPAD;
RETURN_BAD_IF_BAD(BUS_transaction(tread, pn)) ;
/* Copy Scratchpad to SRAM */
p[0] = _1W_COPY_SCRATCHPAD;
return BUS_transaction(tsram, pn) ;
}
static GOOD_OR_BAD LCD_byte(BYTE b, int delay, const struct parsedname *pn)
{
struct transaction_log t[] = {
TRXN_START,
TRXN_WRITE1(&b),
TRXN_DELAY(delay),
TRXN_END,
};
return BUS_transaction(t, pn);
}
static GOOD_OR_BAD OW_reset( const struct parsedname *pn)
{
BYTE p[] = { _1W_RESET_CYCLE_COUNTER, } ;
struct transaction_log t[] = {
TRXN_START,
TRXN_WRITE1(p),
TRXN_END,
};
return BUS_transaction( t, pn ) ;
}
// very strange command to get out of test mode.
// Uses a different 1-wire command
static GOOD_OR_BAD OW_out_of_test_mode( const struct parsedname * pn )
{
BYTE out_of_test[] = { 0x96, SNvar(pn->sn), 0x3C, } ;
struct transaction_log t[] = {
TRXN_RESET,
TRXN_WRITE(out_of_test, 1 + SERIAL_NUMBER_SIZE + 1 ),
TRXN_END,
};
return BUS_transaction( t, pn ) ;
}
static GOOD_OR_BAD OW_w_status(BYTE * data, size_t size, off_t offset, struct parsedname *pn)
{
BYTE p[6] = { _1W_WRITE_STATUS, LOW_HIGH_ADDRESS(offset), data[0] };
GOOD_OR_BAD ret = gbGOOD;
struct transaction_log tfirst[] = {
TRXN_START,
TRXN_WR_CRC16(p, 4, 0),
TRXN_PROGRAM,
TRXN_READ1(p),
TRXN_END,
};
if (size == 0) {
return gbGOOD;
}
if (size == 1) {
return BUS_transaction(tfirst, pn) || (p[0] & (~data[0]));
}
BUSLOCK(pn);
if ( BAD(BUS_transaction(tfirst, pn)) || (p[0] & ~data[0])) {
ret = gbBAD;
} else {
size_t i;
const BYTE *d = &data[1];
UINT s = offset + 1;
struct transaction_log trest[] = {
//TRXN_WR_CRC16_SEEDED( p, &s, 1, 0 ) ,
TRXN_WR_CRC16_SEEDED(p, p, 1, 0),
TRXN_PROGRAM,
TRXN_READ1(p),
TRXN_END,
};
for (i = 0; i < size; ++i, ++d, ++s) {
if ( BAD(BUS_transaction(trest, pn)) || (p[0] & ~d[0])) {
ret = gbBAD;
break;
}
}
}
BUSUNLOCK(pn);
return ret;
}
static GOOD_OR_BAD OW_r_app(BYTE * data, size_t size, off_t offset, const struct parsedname *pn)
{
BYTE c3[] = { _1W_READ_APPLICATION_REGISTER, BYTE_MASK(offset), };
struct transaction_log t[] = {
TRXN_START,
TRXN_WRITE2(c3),
TRXN_READ(data, size),
TRXN_END,
};
return BUS_transaction(t, pn) ;
}
static GOOD_OR_BAD OW_increment( const struct parsedname *pn)
{
BYTE p[] = { _1W_INCREMENT_CYCLE, } ;
struct transaction_log t[] = {
TRXN_START,
TRXN_WRITE1(p),
TRXN_DELAY(10),
TRXN_END,
};
return BUS_transaction( t, pn ) ;
}
static GOOD_OR_BAD OW_nv1_unlock( const struct parsedname *pn)
{
BYTE p[] = { _1W_UNLOCK_NV1, } ;
struct transaction_log t[] = {
TRXN_START,
TRXN_WRITE1(p),
TRXN_DELAY(5),
TRXN_END,
};
return BUS_transaction( t, pn ) ;
}
static GOOD_OR_BAD OW_r_status(BYTE * data, const struct parsedname *pn)
{
BYTE ss[] = { _1W_READ_STATUS_REGISTER, _1W_STATUS_VALIDATION_KEY };
struct transaction_log t[] = {
TRXN_START,
TRXN_WRITE2(ss),
TRXN_READ1(data),
TRXN_END,
};
return BUS_transaction(t, pn);
}
static GOOD_OR_BAD OW_r_scratch(BYTE * data, int length, const struct parsedname *pn)
{
BYTE read_command[1] = { _LCD_COMMAND_SCRATCHPAD_READ, };
struct transaction_log t[] = {
TRXN_START,
TRXN_WRITE1(read_command),
TRXN_READ(data, length),
TRXN_END,
};
return BUS_transaction(t, pn);
}
/* Byte-oriented write */
static GOOD_OR_BAD OW_r_mem( BYTE * data, size_t size, off_t offset, const struct parsedname *pn)
{
BYTE fo[] = { _1W_READ_MEMORY, BYTE_MASK(offset), };
struct transaction_log t[] = {
TRXN_START,
TRXN_WRITE2(fo),
TRXN_READ( data, size ) ,
TRXN_END,
};
return BUS_transaction(t, pn);
}
/* paged, and pre-screened */
static GOOD_OR_BAD OW_w_mem(BYTE * data, size_t size, off_t offset, struct parsedname *pn)
{
BYTE p[1 + 2 + 32 + 2] = { _1W_WRITE_SCRATCHPAD, LOW_HIGH_ADDRESS(offset), };
struct transaction_log tcopy[] = {
TRXN_START,
TRXN_WRITE(p, 3 + size),
TRXN_END,
};
struct transaction_log tcopy_crc16[] = {
TRXN_START,
TRXN_WR_CRC16(p, 3 + size, 0),
TRXN_END,
};
struct transaction_log tread[] = {
TRXN_START,
TRXN_WRITE1(p),
TRXN_READ(&p[1], 3 + size),
TRXN_COMPARE(data, &p[4], size),
TRXN_END,
};
struct transaction_log tsram[] = {
TRXN_START,
TRXN_WRITE(p, 4),
TRXN_END,
};
/* Copy to scratchpad */
memcpy(&p[3], data, size);
RETURN_BAD_IF_BAD(BUS_transaction(((offset + size) & 0x1F) != 0 ? tcopy : tcopy_crc16, pn)) ;
/* Re-read scratchpad and compare */
/* Note that we tacitly shift the data one byte down for the E/S byte */
p[0] = _1W_READ_SCRATCHPAD;
RETURN_BAD_IF_BAD(BUS_transaction(tread, pn)) ;
/* Copy Scratchpad to SRAM */
p[0] = _1W_COPY_SCRATCHPAD;
return BUS_transaction(tsram, pn) ;
}
/* only called for a single page, and that page is 0,1,2 only*/
static GOOD_OR_BAD OW_r_page(BYTE * data, size_t size, off_t offset, const struct parsedname *pn)
{
int page = offset / _1W_2436_PAGESIZE; // integer round-down ok
BYTE scratchin[] = { _1W_READ_SCRATCHPAD, offset, };
static BYTE copyin[] = { _1W_COPY_NV1_TO_SP1, _1W_COPY_NV2_TO_SP2, _1W_COPY_NV3_TO_SP3, };
BYTE *copy = ©in[page];
struct transaction_log tcopy[] = {
TRXN_START,
TRXN_WRITE1(copy),
TRXN_DELAY(10),
TRXN_END,
};
struct transaction_log tscratch[] = {
TRXN_START,
TRXN_WRITE2(scratchin),
TRXN_READ(data, size),
TRXN_END,
};
RETURN_BAD_IF_BAD(BUS_transaction(tcopy, pn)) ;
return BUS_transaction(tscratch, pn) ;
}
// use new read_all command
static GOOD_OR_BAD OW_r_all(BYTE * data, size_t size, off_t offset, struct parsedname *pn)
{
BYTE p[4] = { _1W_READ_ALL, LOW_HIGH_ADDRESS(offset), };
struct transaction_log t[] = {
TRXN_START,
TRXN_WRITE3(p),
TRXN_READ1(&p[3]),
TRXN_CRC8(p, 4),
TRXN_READ(data, size),
};
RETURN_BAD_IF_BAD(BUS_transaction(t, pn)) ;
return gbGOOD;
}
/* No CRC -- 0xF0 code */
GOOD_OR_BAD COMMON_read_memory_F0(struct one_wire_query *owq, size_t page, size_t pagesize)
{
off_t offset = OWQ_offset(owq) + page * pagesize;
BYTE p[3] = { _1W_READ_F0, LOW_HIGH_ADDRESS(offset), };
struct transaction_log t[] = {
TRXN_START,
TRXN_WRITE3(p),
TRXN_READ((BYTE *) OWQ_buffer(owq), OWQ_size(owq)),
TRXN_END,
};
Set_OWQ_length(owq);
return BUS_transaction(t, PN(owq));
}
/* write to 2450 */
static GOOD_OR_BAD OW_w_mem(BYTE * p, size_t size, off_t offset, struct parsedname *pn)
{
// command, address(2) , data , crc(2), databack
BYTE buf[6] = { _1W_WRITE_MEMORY, LOW_HIGH_ADDRESS(offset), p[0], };
BYTE echo[1];
size_t i;
struct transaction_log tfirst[] = {
TRXN_START,
TRXN_WR_CRC16(buf, 4, 0),
TRXN_READ1(echo),
TRXN_COMPARE(echo, p, 1),
TRXN_END,
};
struct transaction_log trest[] = { // note no TRXN_START
TRXN_WRITE1(buf),
TRXN_READ2(&buf[1]),
TRXN_READ1(echo),
TRXN_END,
};
//printf("2450 W mem size=%d location=%d\n",size,location) ;
if (size == 0) {
return gbGOOD;
}
/* Send the first byte (handled differently) */
RETURN_BAD_IF_BAD(BUS_transaction(tfirst, pn)) ;
/* rest of the bytes */
for (i = 1; i < size; ++i) {
buf[0] = p[i];
RETURN_BAD_IF_BAD( BUS_transaction(trest, pn) ) ;
if ( CRC16seeded(buf, 3, offset + i) || (echo[0] != p[i]) ) {
return gbBAD;
}
}
return gbGOOD;
}
/* Send several bytes to the channel */
static GOOD_OR_BAD OW_w_pios(const BYTE * data, const size_t size, const struct parsedname *pn)
{
BYTE cmd[] = { _1W_CHANNEL_ACCESS_WRITE, };
size_t formatted_size = 4 * size;
BYTE formatted_data[formatted_size];
struct transaction_log t[] = {
TRXN_START,
TRXN_WRITE1(cmd),
TRXN_MODIFY(formatted_data, formatted_data, formatted_size),
TRXN_END,
};
size_t i;
// setup the array
// each byte takes 4 bytes after formatting
for (i = 0; i < size; ++i) {
int formatted_data_index = 4 * i;
formatted_data[formatted_data_index + 0] = data[i];
formatted_data[formatted_data_index + 1] = (BYTE) ~ data[i];
formatted_data[formatted_data_index + 2] = 0xFF;
formatted_data[formatted_data_index + 3] = 0xFF;
}
if ( BAD(BUS_transaction(t, pn)) ) {
// may be in test mode, which causes Channel Access Write to fail
// fix now, but need another attempt to see if will work
OW_out_of_test_mode(pn) ;
return gbBAD ;
}
for (i = 0; i < size; ++i) {
int formatted_data_index = 4 * i;
BYTE rdata = ((BYTE)~data[i]); // get rid of warning: comparison of promoted ~unsigned with unsigned
if (formatted_data[formatted_data_index + 0] != data[i]) {
return gbBAD;
}
if (formatted_data[formatted_data_index + 1] != rdata) {
return gbBAD;
}
if (formatted_data[formatted_data_index + 2] != 0xAA) {
return gbBAD;
}
if (formatted_data[formatted_data_index + 3] != data[i]) {
return gbBAD;
}
}
return gbGOOD;
}
static GOOD_OR_BAD OW_w_config(BYTE config0, BYTE config1, struct parsedname *pn)
{
BYTE p[4] ;
struct transaction_log t[] = {
TRXN_START,
TRXN_WRITE(p,4),
TRXN_END,
};
p[0] = _1W_WRITE_CONFIG ;
p[1] = config0 ;
p[2] = config1 ;
p[3] = CRC8( &p[1], 2 ) ;
return BUS_transaction(t, pn) ;
}
