/C-OSD/trunk/max7456_software_spi.c |
---|
93,13 → 93,19 |
} |
/** |
* clear display by writing blank characters all over it |
* clear display memory |
* (also sets 8bit mode) |
*/ |
void clear(void) { |
uint16_t memory_address = 0; |
/*uint16_t memory_address = 0; |
for (unsigned int a = 0; a < 480; a++) { |
write_char(memory_address++, 0); |
} |
}*/ |
// clear all display-mem (DMM) |
spi_send_byte(0x04, 0b01000100); |
// clearing takes 12uS according to maxim so lets wait longer |
_delay_us(20); |
} |
/** |