writeByteDirect method
Implementation
void writeByteDirect(int n) {
n = n.toSigned(8);
buffer[0] = n.toInt();
trans_.write(buffer, 0, 1);
}
void writeByteDirect(int n) {
n = n.toSigned(8);
buffer[0] = n.toInt();
trans_.write(buffer, 0, 1);
}