| 33 | } |
| 34 | |
| 35 | static uint8_t NESControllerRead() |
| 36 | { |
| 37 | uint8_t state = 0x00; |
| 38 | digitalWrite(CONTROLLER_NES_LATCH, HIGH); |
| 39 | delayMicroseconds(12); |
| 40 | digitalWrite(CONTROLLER_NES_LATCH, LOW); |
| 41 | delayMicroseconds(6); |
| 42 | |
| 43 | for (int i = 0; i < 8; i++) |
| 44 | { |
| 45 | if (digitalRead(CONTROLLER_NES_DATA) == LOW) state |= (1 << i); |
| 46 | digitalWrite(CONTROLLER_NES_CLK, LOW); |
| 47 | delayMicroseconds(6); |
| 48 | digitalWrite(CONTROLLER_NES_CLK, HIGH); |
| 49 | delayMicroseconds(6); |
| 50 | } |
| 51 | |
| 52 | return state; |
| 53 | } |
| 54 | |
| 55 | static uint8_t SNESControllerRead() |
| 56 | { |
nothing calls this directly
no outgoing calls
no test coverage detected