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1 2 3 4 EINT0 EINT2 EINT4 EINT6 EINT8 EINT14 EINT19 EINT18 USB_EN DP1 DN1 DN0 DP0 SPIMISO SPICLK GPG14 J0C 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 49 51 53 55 57 59 61 63 65 67 69 71 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 52 54 56 58 60 62 64 66 68 70 72 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 52 54 56 58 60 62 64 66 68 70 72 TSXM TSYM VLINE VM I2CSDA VD22 VD20 VD18 VD16 VD14 VD12 VD10 VD8 VD6 VD4 VD2 VD0 LDATA7 LADDR8 LADDR6 LADDR4 LADDR2 LDATA31 LDATA29 LDATA27 LDATA25 LDATA23 LDATA21 LDATA19 LDATA17 nRESET TDI TMS TXD2 TXD1 TXD0 nCTS0 nXDREQ0 EINT1 EINT3 EINT5 EINT7 EINT11 EINT13 EINT15 EINT9 CAM_VSYNC CAM_PCLK CAMDATA0 CAMDATA2 CAMDATA4 CAMDATA6 nWAIT nIDE_CS2 nLAN_CS2 nGCS7 nGCS2 nGCS4 VDDRTC AIN3 AIN2 AIN1 AIN0 nSS_SPI SPIMOSI GND VDD33V LDATA8 LDATA10 LDATA12 GPG13 CON192 IDE_DREQ nLED_2 nLED_4 TOUT0 97 99 101 103 105 107 109 111 113 115 117 119 121 123 125 127 129 131 133 135 137 139 141 143 145 147 149 151 153 155 157 159 161 163 165 167 97 99 101 103 105 107 109 111 113 115 117 119 121 123 125 127 129 131 133 135 137 139 141 143 145 147 149 151 153 155 157 159 161 163 165 167 GND C LCD_PWR nXDACK0 IDE_DACK nLED_1 nLED_3 TOUT1 CAMRST CAM_HREF CAMCLK CAMDATA1 CAMDATA3 CAMDATA5 CAMDATA7 nGCS1 nIDE_CS1 nGCS3 nGCS5 LnWBE1 GND VDD33V LDATA9 LDATA11 LDATA13 J0D 73 75 77 79 81 83 85 87 89 91 93 95 74 76 78 80 82 84 86 88 90 92 94 96 74 76 78 80 82 84 86 88 90 92 94 96 GPG15 OM3 OM1 SDDATA2 SDCMD SDDATA0 WP_SD CDCLK I2SSCLK L3MODE I2SSDO LADDR24 GND TSXP 169 171 173 175 177 179 181 183 185 187 189 191 LDATA14 BA0 LnWE LADDR20 LADDR18 LADDR16 LADDR14 LADDR12 LADDR10 LDATA0 LDATA2 LDATA4 169 171 173 175 177 179 181 183 185 187 189 191 CON192 170 LDATA15 172 GPA0 174 LnOE 176 LADDR19 178 LADDR17 180 LADDR15 182 LADDR13 184 LADDR11 186 LADDR9 188 LDATA1 190 LDATA3 192 LDATA5 170 172 174 176 178 180 182 184 186 188 190 192 LADDR0 LnOE LnWE R202 0 VDD33V 100 EINT7 99 GND 98 97 VDD33V 96 95 GND 94 93 92 LADDR2 91 90 VDD33V 89 LDATA8 88 LDATA9 87 LDATA10 86 LDATA11 85 LDATA12 84 LDATA13 83 LDATA14 82 LDATA15 81 GND 80 nRESET 79 78 77 76 GND 75 IOR# INT IOW# DGND AEN SA9 IOWAIT SA8 DVDD SA7 SD0 SA6 SD1 SA5 SD2 SA4 SD3 CMD SD4 IO16 SD5 DVDD SD6 SD8 SD7 SD9 RST SD10 DGND SD11 TEST1 SD12 TEST2 SD13 TEST3 SD14 TEST4 SD15 DVDD DGND X2_25M PW_RST# X1_25M WACKUP DGND LINK_O SD NC AGND DGND BGRES NC AVDD NC AVDD DVDD RXI+ DVDD RXIGPIO3 AGND GPIO2 AGND GPIO1 TXO+ GPIO0 TXOEECS AVDD EECK DVDD EEDO LINK_I EEDI RXD0 DGND RXD1 LINK_ACT# RXD2 DUP# RXD3 SPEED# DGND CLK20MO CRS DGND COL MDC RX_DV MDIO RX_ER DVDD RX_CLK TX_EN TEST5 TXD3 TX_CLK TXD2 TXD0 TXD1 100M网络部分 VDD_IN 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 VD0 VD2 VD4 VD6 GND VD9 VD11 VD13 VD15 VD16 VD18 VD20 VD22 GND I2CSDA VM VLINE TSXM TSYM B L701 3 7 25 10uH C701 10uF/16V GND 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 VD1 VD3 VD5 VD7 VD8 VD10 VD12 VD14 GND VD17 VD19 VD21 VD23 LCD_PWR I2CSCL VFRAME VCLK TSXP TSYP AVDD(ADC) Vpref(ADC) AVDD(DAC) 6 8 22 CDCLK I2SSCLK I2SLRCK I2SSDI I2SSDO VINL2 VINR3 AGCSTAT L3MODE 13 L3CLOCK 14 L3DATA 15 VD1 VD3 VD5 VD7 VD9 VD11 VD12 VD14 VD16 VD18 VD20 VD22 GND I2CSDA VFRAME VCLK TSXM TSYM A 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 49 3 6 7 RX- 8 CD1 104 RD6 50 C704 10uF/16V 1 5 11 27 RD3 50 R61 R62 R63 R64 10K 10K 10K 10K GND R708 100 1 3 5 7 9 GND R701 R702 R703 R704 10K 10K 10K 10K VD4 VD6 VD8 EINT2 SDCLK SDCMD SDDATA3 SDDATA2 DN0 DP0 1 2 3 4 4 3 SW2 GND R503 R504 10K 10K 104 A0 A1 A2 GND 8 7 6 5 VCC WP SCL SDA I2CSCL I2CSDA AT24C02A 1 3 2 1 MAX811 R601 nRESET 470 VDD5V 6 AD模拟电路 GND CN1 TSXP C3 102 R803 100 VDD33V BAT1 BATTERY I2CSCL CAMRST CAM_HREF CAMCLK CAMDATA6 CAMDATA4 CAMDATA2 CAMDATA0 VDD33V GND BUZZER J4B 6 1 5 5 2 C4 102 100 R802 5.1K GND GND C306 104 C307 104 C308 104 C309 104 C310 104 U31 AS2815AR-3.3 3 C304 104 RD- 9 RD2 RD4 RD7 RD8 1K 1K 1K 1K CD4 SD卡 C312 104 Vin C302 10uF/16V Vout Vout VDD33V 2 4 POWER RED GND C313 C303 C314 10uF/16V 10uF/16V 104 R331 470 GND U4 C401 1 5 9 4 8 3 7 2 6 1 GND 104 3 C402 4 RSRTS0 RSRXD0 RSCTS0 RSTXD0 104 5 RSRXD0 13 RSTXD0 14 RSRTS0 7 RSCTS0 8 BOXCONN_DB9 GND C1+ VDD C1- V+ C2+ VDD33V 16 V- C2R1IN T1OUT T2OUT R2IN GND T1IN R1OUT T2IN R2OUT 2 DAT1 DAT0 VSS2 CLK VDD VSS1 CMD CD/DAT3 DAT2 3 R48 10K nCD_SD R49 GND 0 R50 WP_SD 0 11 nCD 10 WP_SD_1 WP 12 13 14 15 PAD1 PAD2 PAD3 PAD4 VDD33V nLED_1 R01 1K LED1 nLED_2 R02 1K nLED_3 LED2 R03 LED3 1K GND nLED_4 R04 1K USB_5V 1 2 3 4 C LED4 VBUS DD+ GND GPIO USB_DEVICE USB Port A type GND EINT4 EINT8 EINT14 EINT19 EINT18 VBUS DD+ GND TOUT1 AIN2 AIN0 USB_HOST USBPORT nSS_SPI SPIMOSI R80 R81 R82 R83 R84 R85 R86 R87 R88 R89 GPG13 nLED_3 nLED_1 10K 10K 10K 10K 10K 10K 10K 10K 10K 10K VDD5V I2CSDA GND OM0 FLASH模式选择 GND GPIO 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 VDD33V CAMERA 2 4 6 8 10 12 14 16 18 20 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 VDD33V EINT3 EINT11 EINT13 EINT15 EINT9 TOUT0 AIN3 AIN1 SPIMISO SPICLK GPG14 nLED_4 nLED_2 VDD5V I2CSCL B GND HEADER 20X2 系统总线接口 J1 I2CSDA EINT19 CAM_PCLK CAM_VSYNC CAMDATA7 CAMDATA5 CAMDATA3 CAMDATA1 VDD5V GND 1 3 5 7 9 11 13 15 17 19 LADDR24 6 15 11 12 10 9 TXD0 RXD0 nRTS0 nCTS0 IDE_DACK VDD5V UART GND VDD5V TXD2 TXD1 TXD0 nCTS0 VDD33V 1 3 5 7 9 11 13 2 4 6 8 10 12 14 HEADER 7X2 GND VDD5V RXD2 RXD1 RXD0 nRTS0 5 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 GPA0 LADDR2 LADDR4 LADDR6 LDATA7 LDATA5 LDATA3 LDATA1 nWAIT LnWE LDATA15 LDATA13 LDATA11 LDATA9 nGCS5 nIDE_CS2 EINT1 EINT5 IDE_DREQ GND A VDD33V Title Size 广州天嵌计算机科技有限公司 Number Revision TQ2440底板原理图 A2 6 LADDR0 HEADER 20X2 串口电路 4 LADDR1 LADDR3 LADDR5 BA0 LDATA6 LDATA4 LDATA2 LDATA0 nRESET LnOE LDATA14 LDATA12 LDATA10 LDATA8 nGCS3 nIDE_CS1 EINT2 EINT6 C403 104 C404 104 C405 104 GND SP3232EEN 电源电路 2 GND LED测试 R47 10K Date: File: 1 RD9 RD10 1K 1K VDD33V VDD33V C311 104 COM1 VDD5V LAN2_LNK LAN2_SPD CAM_2.0 C305 104 如果是充电电池 D3二极管可以焊 S1 SW SPDT BUZZER U8 8050 R801 TOUT0 PR2 10K VDD33V 1 2 3 TSYP RD+ 摄像头接口 蜂鸣器控制电路 2 VDD33V TSYP TD- 10 D 104 4 AIN2 TSXP R24 22 GND RST GND R12 VDDRTC 10K RXN 14 11 VDD33V GND C601 U6 D2 1N4148 RDN VDD5V R20 1 2 15K 3 R21 4 15K GND EINT9 EINT3 EINT8 EINT11 EINT13 EINT14 EINT15 EINT18 EINT6 EINT5 VDD33V C501 VD15 D1 1N4148 RXC GND IIC电路 VD17 D3 1N4148 RDC TD+ 15 USB电路部分 EINT0 GND R65 1K R26 22 GND VD19 VD23 RXP R28 1.5K VD13 LCD_PWR I2CSCL VM VLINE TXN TDP 16 TX+ TXRX+ NC NC RXNC NC LED0LED1LED0+ LED1+ GND CON6_2.0 VD21 TDN 8 7 6 5 4 3 2 1 9 SDDATA1 SDDATA0 按键测试 GND HEADER 4X2 VD10 GND DC_JACK C2 102 K3 GND GND C1 102 K2 GND nRESET TDO TXC SD/MMC CARD CON7 USB_EN EINT4 复位电路 2 4 6 8 10 1 2 3 4 5 6 7 8 9 11 10 12 104 R25 22 C705 10uF/16V JTAG nTRST TDI TMS TCK VD0 VD2 TXP TDC R41 R42 R43 R44 R45 R46 10K 10K 10K 10K 10K 10K R707 4.7K VDD33V C706 104 VDD33V VDD_IN TDP T1 CD2 H1102 104 AGND AGND R27 22 K4 MIC PJ-215-B 1 TSYM GND GND 21 20 JTAG电路 LCD50P TSXM R706 10K 23 9 VDD33V 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 LAN_100M RJ45 1041 RX+ EINT1 U5 LCD50P VDD_IN AGND 104 AGND 2 DN1 DP1 UDA1341TS LCD40P AVDD33V 10uH 10uF/16V 10uF/16V 104 CD3 TX+ 74 73 VDD33V 72 71 70 69 VDD33V 68 67 R205 66 4.7K 65 GND 64 63 62 LAN2_LNK 61 60 LAN2_SPD 59 58 GND 57 56 55 VDD33V 54 53 52 51 K1 10uF/16V R705 10K 28 Vref QMUTE OVERFL SYSCLK BCK TEST2 WS TEST1 DATAO DATAI AVSS(ADC) Vnref(ADC) L3MODE DVSS L3CLOCK AVSS(DAC) L3DATA 12 16 17 18 19 LCD接口 VDD_IN C703 2 4 VINL1 VINR1 C206 L3 10uH RD1 RD5 50 50 TX- R1 R2 R3 R4 10K 10K 10K 10K 1 1 LCD40P VOUTL VOUTR 1 1 CON6_2.0 DVDD C205 AVDD33V VDD33V PHONE PJ-215-B 10 3 11 2 2 VDD33V C702 10uF/16V 26 24 10 3 11 2 2 3 音频电路 U7 GND VDD33V 4 VDD33V AU_AVDD33V 10 VDD5V 3 C204 DM9000 CON192 J4A C203 10uH L202 GND 10uF/16V 104 R29 470K 4 L201 C201 C202 U2 1 2 3 4 nWAIT VDD33V 5 LDATA0 6 R203 4.7K LDATA1 7 LDATA2 8 LDATA3 9 LDATA4 10 LDATA5 11 LDATA6 12 LDATA7 13 14 15 GND 16 17 18 VDD33V 19 X1 20 C207 25M 21 22p 22 AGND 23 24 C208 22p 25 R204 26 AGND 6.8K(1%) 27 28 AVDD33V RX+ 29 30 RX31 AGND 32 33 TX+ 34 TXAVDD33V 35 VDD33V 36 37 38 39 40 41 42 GND 43 44 45 46 47 48 GND 49 50 nLAN_CS2 CON192 核心板接口 J0B 73 75 77 79 81 83 85 87 89 91 93 95 VREF OM2 OM0 nCD_SD SDDATA3 SDCLK SDDATA1 L3CLOCK I2SLRCK L3DATA I2SSDI TSYP VCLK VFRAME I2CSCL VD23 VD21 VD19 VD17 VD15 VD13 VD11 VD9 VD7 VD5 VD3 VD1 98 100 102 104 106 108 110 112 114 116 118 120 122 124 126 128 130 132 134 136 138 140 142 144 146 148 150 152 154 156 158 160 162 164 166 168 98 100 102 104 106 108 110 112 114 116 118 120 122 124 126 128 130 132 134 136 138 140 142 144 146 148 150 152 154 156 158 160 162 164 166 168 GND RXD2 RXD1 RXD0 nRTS0 8 GND nTRST TDO TCK 7 14 D 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 49 51 53 55 57 59 61 63 65 67 69 71 6 13 J0A LDATA6 LADDR7 LADDR5 LADDR3 LADDR1 LDATA30 LDATA28 LDATA26 LDATA24 LDATA22 LDATA20 LDATA18 LDATA16 5 7 6-Jun-2009 Sheet of Drawn By: C:\Documents and Settings\xiuxiu\桌面\TQ2440\TQ2440_BOARD.DDB 8