Yamaha AFC1 Service Manual page 15

EPM7128SQC100-7 (XY976C00) FPGA (Field Programmable Gate Array)
PIN
NAME I/O
NO.
1 A1 I
2 A2 I
Address bus
3 A3 I
4 A4 I
5 VCCIO Power supply (5.0 V)
6 TDI I/O
Unrestricted user-programmable Input/Output pin. Open for normal use.
7 A5 I
8 A6 I
9 A7 I
Address bus
10 A12 I
11 A13 I
12 A14 I
13 GND Ground
14 A15 I
15 A18 I Address bus
16 A19 I
17 TMS I/O
Unrestricted user-programmable Input/Output pin. Open for normal use.
18 A21 I Address bus
19 D0 I/O Data bus
20 VCCIO Power supply (5.0 V)
21 D1 I/O
22 D2 I/O Data bus
23 D3 I/O
24 SIOSEL I Select
25 /BS O Bus cycle start signal
26 WDTOVF I Watch dog timer overflow
27 /PCMINT I Interrupt
28 GND Ground
29 /PCMWAIT I LSI wait
30 /DSPWAIT1 I
Wait
31 /DSPWAIT2 I
32 /MYINT I Interrupt
33 /WAIT O Bus wait
34 /DSPRST O DSP reset
35 /DSPEN2 O Data bus enable
36 VCCIO Power supply (5.0 V)
37 /DSPEN1 O Data bus enable
38 /DSPCS O Chip select decord enable
39 /MYCS4 O Chip select
40 GND Ground
41 VCCINT Power supply (5.0 V)
42 /MYCS3 O
43 /MYCS2 O Chip select
44 /MYCS1 O
45 GND Ground
46 /MYCS O Data bus enable
47 /IREQ3 O
48 /IREQ2 O
Interrupt request
49 /IREQ1 O
50 /IREQ0 O
FUNCTION
PIN
NAME I/O
NO.
51 /GPIWR O Data latch clock
52 /CASLOCK I Cascade clock input lock
53 VCCIO Power supply (5.0 V)
54 /SWRD O Switch read strobe
55 /LCDGATE O Data bus enable
56 LCD_E O Access enable
57 /LEDSET O Data latch clock
58 /SCSET O Strobe latch clock
59 WCKIN I Word clock
60 CASINTX O Serial transmit data
61 GND Ground
62 CASINRX I Serial receive data
63 RPTX O Serial transmit data
64 TCK I/O
Unrestricted user-programmable Input/Output pin. Open for normal use.
65 RPRX I Serial receive data
66 MYSINT I Interrupt
67 /MY_SCS O Chip select
68 VCCIO Power supply (5.0 V)
69 HASINT I Interrupt
70 /HASCS O Chip select
71 /USBINT I Interrupt
72 /USBCS O Chip select
73 CASSINT I Interrupt
74 /CASSCS O Chip select
75 TDO I/O
Unrestricted user-programmable Input/Output pin. Open for normal use.
76 GND Ground
77 CNTSTX I Serial transmit data
78 /CNTSCS O Chip select
79 CNTSINT O Interrupt
80 CNTSRX O Serial receive data
81 /PCMCS O Data bus enable
82 SCS4 O
Chip select
83 SCS3 O
84 VCCIO Power supply (5.0 V)
85 /SCNCS2 O
Chip select
86 /SCNCS1 O
87 /FMCS O Chip select
88 GND Ground
89 CPUCLK I System clock supply
90 /RD I Read strobe
91 /RESET1 I System reset
92 /WR I Write strobe
93 VCCINT Power supply (5.0 V)
94 /CS1 I
95 /CS2 I Chip select
96 /CS3 I
97 GND Ground
98 /DREQ1 O DMA request
99 DACK1 I DMA acknowledge
100 CKIO O Clock supply
AFC1
MAIN: IC015
FUNCTION
15