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M12 Hardware Design

M12_HD_V3.3 - 6 -

FIGURE 42: REFERENCE CIRCUIT OF THE STATUS ............................................................. 58

FIGURE 43: REFERENCE CIRCUIT OF SD CARD ................................................................... 59

FIGURE 44: REFERENCE CIRCUIT OF RF INTERFACE ......................................................... 61

FIGURE 45: RECOMMENDATION OF RF PAD WELDING ..................................................... 63

FIGURE 46: M12 TOP AND SIDE DIMENSIONS（UNIT: MM） ............................................ 68

FIGURE 47: M12 BOTTOM DIMENSIONS（UNIT: MM） ...................................................... 69

FIGURE 48: PAD BOTTOM DIMENSIONS（UNIT: MM） ...................................................... 69

FIGURE 49: FOOTPRINT OF RECOMMENDATION（UNIT: MM） ...................................... 71

FIGURE 50: TOP VIEW OF THE MODULE ................................................................................ 72

FIGURE 51: BOTTOM VIEW OF THE MODULE ...................................................................... 72

FIGURE 52: RADIO BLOCK STRUCTURE OF CS-1, CS-2 AND CS-3 .................................... 73

FIGURE 53: RADIO BLOCK STRUCTURE OF CS-4 ................................................................ 73

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