| 25 | |
| 26 | |
| 27 | int ShiftInSlow::read() |
| 28 | { |
| 29 | _value = 0; |
| 30 | for (uint8_t i = 0; i < 8; ++i) |
| 31 | { |
| 32 | digitalWrite(_clockPin, HIGH); |
| 33 | if (_delay > 0) delayMicroseconds(_delay/2); |
| 34 | yield(); |
| 35 | if (_bitOrder == LSBFIRST) |
| 36 | _value |= digitalRead(_dataPin) << i; |
| 37 | else |
| 38 | _value |= digitalRead(_dataPin) << (7 - i); |
| 39 | digitalWrite(_clockPin, LOW); |
| 40 | if (_delay > 0) delayMicroseconds(_delay/2); |
| 41 | } |
| 42 | return _value; |
| 43 | } |
| 44 | |
| 45 | |
| 46 | bool ShiftInSlow::setBitOrder(const uint8_t bitOrder) |