Service manual

GX30
6 – 10
CONFIDENTIAL
128 VMEM Input Memory power supply 2.7 - 3.3 V (VMEM)
129 GND – Ground
130 VCC Input Core power supply 1.7 - 1.9 V (VCORE)
131 USC[6] Input USC pin (GPIO_31/Ginie_RX)
132 VCC Input Core power supply 1.7 - 1.9 V (VCORE)
133 USC[2] Input USC pin (TXD)
134 USC[4] Input USC pin (RTS/Ginie_RX)
135 DATA[7] Input/Output Processor data bus 7
136 DATA[6] Input/Output Processor data bus 6
137 GND – Ground
138 DATA[9] Input/Output Processor data bus 9
139 DATA[13] Input/Output Processor data bus 13
140 NROMCS1 Output Chip select for flash memory 1
141 GPIO_42 Output Chip select for main LCD controller
142 CLKIN Input 13 MHz clock input
143 VSIM Input SIM power supply 1.7 - 3.3 V (VSIM)
144 GND – Ground
145 USC[3] Input Pull up to VINT
146 USC[1] Input USC pin (RXD)
147 GND – Ground
148 USC[0] Input USC pin (Ginie_TX)
149 DATA[10] Input/Output Processor data bus 10
150 DATA[8] Input/Output Processor data bus 8
151 NRD Output Processor read strobe
152 DATA[14] Input/Output Processor data bus 14
153 GND – Ground
154 NRAMCS2 Output Chip select for SRAM 2
155 GPIO_44 Input Wakeup mode select
156 VSSUSB – USB ground
157 GPIO_47 Output Camera module reset
158 GPIO_20 Output JTAG TDI
159 CLKON Output 13 MHz oscillator power control signal (VCXOEN)
160 VCC Input Core power supply 1.7-1.9V (VCORE)
161 GPO_18 Output SYNTH enable for RF (SYNTHEN)
162 GPO_21 Output SYNTH clock output for RF (SYNTHCLK)
163 DATA[12] Input/Output Processor data bus 12
164 DATA[11] Input/Output Processor data bus 11
165 NWE Output Processor write strobe
166 VEXT Input System interface power supply 2.4 - 3.3 V (VINT)
167 GPO_11 Output Band select 4 for RF (BS4)
168 GPO_20 Output SYNTH data output for RF (SYNTHDATA)
169 DATA[15] Input/Output Processor data bus 15
170 VMEM Input Memory power supply 2.7 - 3.3 V (VMEM)
171 NADV Output Address latch enable for flash memory 2
172 NGPCS1 Output Chip select for flash memory 2
173 VMEM Input Memory power supply 2.7 - 3.3 V (VMEM)
174 GPIO_45 Output Chip select for 4M SRAM
175 GPIO_46 Output Chip select for sound generator IC
176 DPLUS Input USB D+
177 SIMCLK Output System interface clock output
178 JTAGEN Input JTAG enable
179 VEXT Input SIM power supply 2.4 - 3.3 V (VINT)
180 GPO_3 Output Incoming LED OFF control
181 GPO_4 Output Mode select 1 for interface IC
182 GPO_7 Output Bluetooth module power ON/OFF control
183 GPO_16 Output Band select 1 for RF (BS1)
184 GPO_17 Output Band select 2 for RF (BS2)
185 NHWR/NUSB Output Processor high write strobe
186 GPO_19 Output Mode select 3 for interface IC
187 NLWR/NLSB Output Processor low write strobe
188 NWAIT Input Processor wait input
189 NRESET Input System reset input
190* BURSTCLK Output Not used
191 NRAMCS1 Output Chip select for SRAM 1
Pin No. Terminal name Input/Output Description of terminal