| 23 | SimpleTimer stateTimer; |
| 24 | |
| 25 | bool testDisplay() |
| 26 | { |
| 27 | static uint8_t state; |
| 28 | static uint8_t subState; |
| 29 | |
| 30 | #define STATE(fmt, ...) debug_i("#%u.%u " fmt, state, subState, ##__VA_ARGS__); |
| 31 | |
| 32 | switch(state) { |
| 33 | case 0: { |
| 34 | // All segments on |
| 35 | STATE("All segments on"); |
| 36 | display.setBrightness(7); |
| 37 | display.setSegments(SEG_ALL_ON); |
| 38 | break; |
| 39 | } |
| 40 | case 1: { |
| 41 | // Selectively set different digits |
| 42 | uint8_t pos = 3 - subState; |
| 43 | STATE("setSegments(data, 1, %u)", pos); |
| 44 | const uint8_t seg = 0b01001001; |
| 45 | display.setSegments(&seg, 1, pos); |
| 46 | if(subState++ < 3) { |
| 47 | return false; |
| 48 | } |
| 49 | break; |
| 50 | } |
| 51 | case 2: { |
| 52 | uint8_t data[]{ |
| 53 | display.encodeDigit(1), |
| 54 | display.encodeDigit(2), |
| 55 | display.encodeDigit(3), |
| 56 | }; |
| 57 | uint8_t length = (subState == 2) ? 3 : 2; |
| 58 | uint8_t pos = (subState == 0) ? 2 : 1; |
| 59 | STATE("setSegments([0x%02x, 0x%02x, 0x%02x], %u, %u)", data[0], data[1], data[2], length, pos); |
| 60 | display.setSegments(data, length, pos); |
| 61 | if(subState++ < 3) { |
| 62 | return false; |
| 63 | } |
| 64 | break; |
| 65 | } |
| 66 | case 3: |
| 67 | case 4: { |
| 68 | // Show decimal numbers with/without leading zeros |
| 69 | static unsigned k; |
| 70 | if(subState == 0) { |
| 71 | k = 0; |
| 72 | ++subState; |
| 73 | } |
| 74 | bool showLeadingZeroes = (state == 4); |
| 75 | STATE("showNumberDec(%u, %u)", k, showLeadingZeroes); |
| 76 | display.showNumberDec(k, showLeadingZeroes); |
| 77 | k += k * 4 + 7; |
| 78 | if(k < 10000) { |
| 79 | return false; |
| 80 | } |
| 81 | break; |
| 82 | } |