BBK DK1010S, Руководство по обслуживанию, Страница: 21 / 31

capacitor
64 APLLVSS Analogue phase lock loop grounding
65 APLLVDD3 Analogue phase lock 3.3V power supply
66 IOWR FLASH read control signal
67-72 HIGHA3-7 Micro-controller address bit 3-7
73
、
80
、
108
、
127
、
141
、
155
、
167
、
182
、
204
、
212
DVDD3 Digital 3.3V power supply
74
、
75 HIGHA1-2 Micro-controller address bit 1-2
76 IOA20 Micro-controller address bit 20
77 IOCS FLASH chip selection
78 IOA1 Micro-controller address bit 1
79 IOOE FLASH output enabling
81-84 AD0-3 Micro-controller address/data bit 0-3
86-88 AD4-6 Micro-controller address/data bit 4-6
89 IOA21/ADIN0
Micro-controller address bit 21/AD
universal input
90 ALE Micro-controller address enabling
91 AD7 Micro-controller address/data bit 7
92 A17 FLASH address bit 17
93 IOA0 Micro-controller address bit 0
95 UWR Micro-processor reading operation
96 URD Micro-processor reading operation
98 UP1_2-1_7 Micro-processor port
104 UP3_0 Micro-processor port
105 UP3_1 Micro-processor port
106 UP3_4 Micro-processor port
107 UP3_5 Micro-processor port
109 ICE
Micro-processor correction mode
enabling
110 PRST Reset input
111 IR Remote control signal input