View cxd8804q datasheet:

CXD8804Q(1/4) IL08D C-MOS 8-MPU COMMUNICATION CONTROLLER WITH PARALLEL PORT —TOP VIEW— 81 50 82 49 83 48 84 47 85 46 86 45 87 44 88 43 89 42 90 41 GND VDD 91 40 VDD GND 92 39 93 38 94 37 95 36 96 35 97 34 98 33 99 32 100 31 80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51 GND 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 GND 16 17 18 19 20 21 22 23 24 NC 25 26 27 28 29 30 CXD8804Q(2/4) PIN PIN PIN PIN I/O SIGNAL SIGNAL SIGNAL SIGNAL I/O I/O I/O NO. NO. NO. NO. 1 O OUT26 26 O V SYNC 51 I A0 CPU 76 I/O D0 RAM 2 O OUT25 27 I VSNC LEN 52 O WAIT 77 O A12 RAM 3 O OUT24 28 I HV CLK 53 I CPU WR 78 O A11 RAM 4 O OUT23 29 I HD 54 I CPU RD 79 O A10