Pioneer CRT2193, Руководство по обслуживанию

Страница: 39 / 63

39
GEX-P900DAB
*SAA3500
30
31
50
81 100
1
80
51
Pin No. Pin Name I/O Function and Operation
50 SOC O Serial output clock (384 kHz continuous)
51 CFIC O µC interface signal indicating FIC processing
52 CMODE I µC interface mode input I2C or L3
53 CDATA I/O µC interface serial data I2C or L3 (5V compliant)
54 CCLK I µC interface clock input I2C or L3
55
reset
I Chip reset input
56 SFCO O Simple full capacity output (direct from viterbi decoder)
57 RDC O Receiver data clock (6144 kHz continuous) or SFCO clock (burst)
58
rde
I RDI output enable (if low)
59 RDO O Receiver data interface biphase output.
60 GND6 Digital ground
61
wr
O Write data to RAM
62-68 A[17-11] O Address outputs external RAM
69 RD O Read data from RAM
70 CS O Chip select
71-78 D[7-0] I/O Data I/O external RAM
79 VDD4 Voltage 3V
80 GND7 Digital ground
81-91 A[10-0] O Address outputs external RAM
92 TCO I Connect to ground for proper operation.
93 TDO O Not used
94 GND8 Digital ground
95 TCK I Boundary scan test clock input
96 TDI I Boundary scan test serial input
97 TMS I Boundary scan test mode select input
98 TRST I Boundary scan test reset input
99 TCI Not used
100 VCC Voltage 3V