void write_char (char c)
{
// At end of sector.
if (mmc_buf_i == sizeof(mmc_buf)/sizeof(*mmc_buf)) {
// Write the sector..
mmcWrite(conf->current_sector, mmc_buf);
conf->current_sector++;
conf->check_sum = checksum(conf->current_sector);
// Write new end sector to config.
mmcWrite(CONFIG_SECTOR, config_buf);
memset(mmc_buf, 0, sizeof(mmc_buf));
mmc_buf_i = 0;
}
// Put char in sector buffer.
mmc_buf[mmc_buf_i] = c;
mmc_buf_i++;
}
void mmcTest(void)
{
uint32_t sector=0;
uint8_t buffer[0x200];
int c;
// initialize MMC interface
mmcInit();
// print new prompt
rprintf("\r\ncmd>");
// testing loop
while(1)
{
// check for keypress
if((c=uartGetByte()) != -1)
{
switch(c)
{
case 'i':
// initialize card
rprintf("\r\nResetting MMC/SD Card\r\n");
mmcReset();
break;
case 'r':
// read current sector into buffer
rprintf("\r\nRead Sector %d\r\n", sector);
mmcRead(sector, buffer);
// print buffer contents
debugPrintHexTable(0x200, buffer);
break;
case 'w':
// write current sector with data from buffer
rprintf("\r\nWrite Sector %d\r\n", sector);
mmcWrite(sector, buffer);
break;
// move to new sector
case '+': sector++; rprintf("\r\nSector = %d", sector); break;
case '-': sector--; rprintf("\r\nSector = %d", sector); break;
case '*': sector+=512; rprintf("\r\nSector = %d", sector); break;
case '/': sector-=512; rprintf("\r\nSector = %d", sector); break;
case '\r':
default:
break;
}
// print new prompt
rprintf("\r\ncmd>");
}
}
}
void disk_writeflush()
{
// Finalize write process
int retry=16; //zkusi to maximalne 16x
int ret;
//printf(":WSECT:%d",n_actual_mmc_sector);
do
{
ret = mmcWrite(n_actual_mmc_sector); //vraci 0 kdyz ok
retry--;
} while (ret && retry);
//printf(":WD:");
}
void temperature_timer_interrupt (void)
{
char buf[16];
u08 i;
short temperature;
if(conf->current_sector > mmcSectorCount) {
cbi(PORTA,PA0);
return;
}
else {
sbi(PORTA,PA0);
}
do {
temperature = read_temperature();
} while(temperature>>TEMPERATURE_POINT < -200);
// Format temperature.
format_temperature(buf, temperature);
for (i = 0; buf[i] != '.'; i++);
if (buf[i + 2] >= '5')
buf[i + 1]++;
buf[i + 2] = '\0';
//cbi(PORTA, PA0);
if (mmc_buf_i != 0 || conf->current_sector != START_SECTOR)
write_char('\n');
for (i = 0; buf[i] != '\0'; i++)
write_char(buf[i]);
write_char('\0');
mmc_buf_i--;
// Write to sector.
mmcWrite(conf->current_sector, mmc_buf);
//sbi(PORTA, PA0);
}
