setBold method
Sets the setBold
n - 0-255, the lowest bit is 1, select bold; the lowest bit is 0, cancel bold and bits 1 to 0 set the setBold width link : https://files.for-t.ru/Printers_receipts
Implementation
ESCPOS setBold(int n) {
_data += Uint8List.fromList([27, 69, n]);
return this;
}