Yamaha HTR-6280, Service Manual

Page: 90 / 166

90
RX-V1
065/HTR-6280/
AX-V1
065
RX-V1065/HTR-6280/AX-V1065
Memory Interface Synchronous memory control
Timers
PPI port
Port F: GPOI/Parallel peripheral interface port/SPI/Timers
Asynchronous memory control
Pin
No.
Function Name I/O Detail of Function
121 ADDR19
O Address bus for async/Sync access
122 ADDR18
123 ADDR17
124 ADDR16
125 ADDR15
126 ADDR14
127 ADDR13
135 ADDR12
O Address bus for async/Sync access
136 ADDR11
137 ADDR10
138 ADDR9
139 ADDR8
140 ADDR7
141 ADDR6
142 ADDR5
146 ADDR4
O Address bus for async/Sync access
147 ADDR3
148 ADDR2
149 ADDR1
98 DATA15
I/O Daea bus for async access
99 DATA14
100 DATA13
101 DATA12
102 DATA11
103 DATA10
104 DATA9
105 DATA8
108 DATA7
I/O Daea bus for async access 109 DATA6
110 DATA5
112 DATA4
I/O Daea bus for async access
113 DATA3
114 DATA2
115 DATA1
116 DATA0
150 ABE1
O
Byte enables/Data masks for async/
Sync access
151 ABE0
163 BR I
Bus request (This pin should be pulled
HIGH if not used.)
119 BG O Bus grant
120 BGH O Bus grant hang
Pin
No.
Function Name I/O Detail of Function
167 SRAS O Row address strobe
166 SCAS O Column address strobe
165 SWE O Write enable
173 SCKE O Clock enable
169 CLKOUT O Clock output
164 SA10 O A10 pin
172 SMS O Bank select
Pin
No.
Function Name I/O Detail of Function
79 TMR0 I/O Timer0
78 PPI_FS1 I/O Timer1/PPI frame sync1
77 PPI_FS2 I/O Timer2/PPI frame sync2
Pin
No.
Function Name I/O Detail of Function
22 PP10
I/O PPI3-0
23 PP11
24 PP12
26 PP13
21 PPI_CLK
I PPI clock/External timer reference
Pin
No.
Function Name I/O Detail of Function
51 N_SPISS I/O GPIO/SPI slave select input
50 PF1 I/O
GPIO/SPI slave select enable 1/
Timer alternate clock input
49 PF2 I/O GPIO/SPI slave select enable 2
48 PPI_PS3 I/O
GPIO/SPI slave select enable 3/
PPI frame sync 3
47 PF4 I/O
GPIO/SPI slave select enable 4/
PPI 15
46 PF5 I/O
GPIO/SPI slave select enable 5/
PPI 14
38 PF6 I/O
GPIO/SPI slave select enable 6/
PPI 13
37 PF7 I/O
GPIO/SPI slave select enable 7/
PPI 12
36 PF8 I/O GPIO/PPI 11
35 PF9 I/O GPIO/PPI 10
34 PF10 I/O GPIO/PPI 9
33 PF11 I/O GPIO/PPI 8
32 PPI7 I/O GPIO/PPI 7
29 PPI6 I/O GPIO/PPI 6
28 PPI5 I/O GPIO/PPI 5
27 PPI4 I/O GPIO/PPI 4
Pin
No.
Function Name I/O Detail of Function
158 AMS3
O Banks select
159 AMS2
160 AMS1
161 AMS0
162 ARDY I
hardware ready control (This pin
should be pulled HIGH if not used.)
154 AOE O Output enable
153 ARE O Read enable
152 AWE O Write enable