407
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1 Pin Usage
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2 =========
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3
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4 mk20dx128vlf5
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5
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6 ----
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7 |Keys|
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8 ----
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9
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10 * Strobe (Columns)
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11
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12 TODO
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13
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14
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15 * Sense (Rows)
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16
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17 PTD1
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18 PTD2
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19 PTD3
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20 PTD4
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21 PTD5
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22 PTD6
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23 PTD7
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24
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25
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26 ---
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27 |I2C|
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28 ---
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29
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30 * IS31FL3731C
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31
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32 PTB0 - SCL0 (add header pin, label as SCL0)
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33 PTB1 - SDA0 (add header pin, label as SDA0)
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34 PTB17 - INTB Chip 1
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35 PTB16 - SDB (tied to all Chips, hardware shutdown)
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36
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37
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38 -----
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39 |Debug|
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40 -----
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41
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42 * SWD
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43
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44 PTA0 (Pull-down)
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45 PTA3 (Pull-up)
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46
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47 * LEDs
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48
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49 PTA19 (LED only for PCB, not McHCK) (XTAL)
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50
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51 * UARTs
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52
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53 PTA1 - RX0
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54 PTA2 - TX0
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55
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56 * Tag Connect
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57
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58 1 - Vdd +5
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59 2 - PTA3 / SWD_IO
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60 3 - Vss / Gnd
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61 4 - PTA0 / SWD_CLK
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62 5 - +5V
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63 6 - PTA2 / TRACE_SWO
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64 7 - N/C
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65 8 - PTA1 / JTAG_TDI
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66 9 - N/C
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67 10 - Reset_b
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68
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69
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70 ------
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71 |Unused|
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72 ------
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73
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74 * GPIO
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75
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76 PTA1 (Not broken out on PCB, available on McHCK) (Pull-up)
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77 PTA2 (")
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78 PTA4 (Pull-up)
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79 PTA18 (EXTAL)
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80
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81 PTC0
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82 PTC1
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83 PTC2
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84 PTC3
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85 PTC6
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86 PTC7
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87
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88 * Analog
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89
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90 ADC0_DP0
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91 ADC0_DM0
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92
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93
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