Summary of Contents for Allwinner T527
- Page 1 Card GPHY USB30 HDMI GPIO MIPI GPHY GPIO WIFI eMMC GPIO DEBUG GPIO TITLE: Avaota A1 八核 AIoT 开发板 REV: Company: YuzukiHD Sheet: Total: Date: Drawn By: 2024-08-30 GloomyGhost...
- Page 2 Q1 YJL2305A DCIN-12V VBUS 0533980271 100K B5819WS DC-044A-A200 100uF 100uF 100nF 100nF SMCJ15CA 100nF 100K DCIN-12V DCIN-5V VBUS 4.7uH SS54 100nF SS54 47uF 47uF 51.1 PH 8 BOOT 665K GND 7 COMP 6 100nF VSENSE 5 10.2K EP 9 130K 37.4K 100nF TPS54531DDAR...
- Page 3 U14.8 VDD-CPUS VCC-LDO-RTC VCC-RTC BLDO3 CPVIN AC15 VDD-CPUS 1.8V 1.8V 100nF VIN1 VCC-PE PWRON PWRON DCDC1 2.2uF 2.2uF PWRON 22uF CPUSLDO VDD-CPUS LX1_1 AP-RESET AP-RESET 0.9V VCC-PD PWROK LX1_2 VDD-CPULFB VDD-CPULFB 22uF AP-NMI AP-NMI VCC-PK DCDC1 VDD-CPUL 0.9V PMU-SCK PMU-SCK VCC-PJ VDD-CPUB VIN2...
- Page 4 AN28 GND160 GND79 VCC-ADC VCC-ADC VCC-ADC AN31 GND161 GND80 AN33 GND162 JTAG-SEL默认为高电平，默认浮空；若要配置为低电平，直接接地即可。此信号为敏感信号，易 受ESD等干扰，禁止在实际产品中引出一段浮空走线。 BOOT-SEL-ADC BOOT-SEL-ADC DDR-PARA-SEL-ADC1 DDR-PARA-SEL-ADC1 DDR-PARA-SEL-ADC2 DDR-PARA-SEL-ADC2 TEST为内部测试引脚，实际应用请做悬空处理，禁止引出一段浮空走线。 FEL/LRADC模块信号接按键时要接1nF去抖动电容，请勿删除或者更改为其他容值。 BOOT_SEL_ADC为存储介质启动先后顺序配置脚，用于调整NAND和EMMC的启动顺序，可以 根据产品的需求进行相关配置。T527默认开启BOOT_SEL_ADC pin识别启动顺序。 Avaota A1 八核 AIoT 开发板 TITLE: REV: Company: YuzukiHD Sheet: Total: Date: Drawn By: 2024-08-30 GloomyGhost...
- Page 5 100nF 100nF 2.2uF 100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF VDD18-DRAM T527支持DDR3/3L、DDR4、LPDDR3、LPDDR4、LPDDR4x，使用时需先确定DRAM的类型、片选及位宽 DRAM上电时序请严格参照标案原理图设计。LPDDR3、LPDDR4、LPDDR4x颗粒需要的VDD18-LPDDR电源使用BLDO2供电； C161 C162 DDR4颗粒需要的VCC25-DRAM电源需外挂LDO供电， 2.2uF 100nF 使用AXP717B BLDO2使能控制输出；LPDDR4x颗粒需要的VCC-DRAML电源需外挂DCDC供电，使用AXP717B BLDO2使能控制输出。 DRAM外部分立器件的数量、值大小以及精度不允许随意更改，请严格参照标案原理图设计。 DRAM所有的滤波电容不能删减，预留的滤波电容建议在开发阶段预留调试，但可以不贴片，待开发测试验证稳定之后，量产可以根据实际情况酌情删除 Avaota A1 八核 AIoT 开发板 TITLE: REV: Company: YuzukiHD Sheet: Total:...
- Page 6 U14.4 LCD0-D0 LCD0-D0 PB0/UART2-TX/SPI2-CS0/JTAG-MS/LCD0-D0/PWM-6/PB-EINT0 PE0/MCSI0-MCLK/PE-EINT0 LCD0-D1 LCD0-D1 PB1/UART2-RX/SPI2-CLK/JTAG-CK/LCD0-D1/PWM-7/PB-EINT1 PE1/TWI2-SCK/UART4-TX/PE-EINT1 LCD0-D8 LCD0-D8 PB2/UART2-RTS/SPI2-MOSI/JTAG-DO/LCD0-D8/CAN-TX0/PB-EINT2 PE2/TWI2-SDA/UART4-RX/PE-EINT2 LCD0-D9 LCD0-D9 PB3/UART2-CTS/SPI2-MISO/JTAG-DI/LCD0-D9/CAN-RX0/PB-EINT3 PE3/TWI3-SCK/UART4-RTS/PE-EINT3 PB4/TWI1-SCK/I2S0-MCLK/TRACE-DATA2/PWM-8/HDMI-SCL/PB-EINT4 PE4/TWI3-SDA/UART4-CTS/PE-EINT4 PB5/TWI1-SDA/I2S0-BCLK/TRACE-CLK/PWM-9/HDMI-SDA/PB-EINT5 PE5/MCSI1-MCLK/PLL-LOCK-DBG/I2S2-MCLK/LEDC/PE-EINT5 PB6/I2S0-LRCK/TRACE-DATA0/PWM-10/HDMI-CEC/PB-EINT6 PE6/I2S2-BCLK/LCD0-TRIG/NCSI-D8/PE-EINT6 LCD0-D16 LCD0-D16 PB7/OWA-IN/I2S0-DOUT0/I2S0-DIN1/LCD0-D16/PWM-11/PB-EINT7 PE7/I2S2-LRCK/LCD1-TRIG/NCSI-D9/PE-EINT7 LCD0-D17 LCD0-D17 PB8/OWA-OUT/I2S0-DIN0/I2S0-DOUT1/LCD0-D17/PWM-0/PB-EINT8 PE8/I2S2-DOUT0/LCD2-TRIG/NCSI-D10/PE-EINT8 CPUX-TX CPUX-TX PB9/UART0-TX/TWI0-SCK/TRACE-DATA1/I2S0-DIN2/I2S0-DOUT2/PB-EINT9 PE9/I2S2-DIN0/NCSI-D11/PE-EINT9 CPUX-RX CPUX-RX PE10 PE10 PB10/UART0-RX/TWI0-SDA/PWM-1/I2S0-DIN3/I2S0-DOUT3/PB-EINT10 PE10/MCSI3-MCLK/PWM-3/NCSI-D12/PE-EINT10 CTP-RST CTP-RST...
- Page 7 U14.5 AH13 MCSI0-D0N MCSI0-D0N PI0/TWI4-SCK/UART4-TX/PWM-1/I2S2-DIN3/I2S2-DOUT3/PI-EINT0 PK0/MCSIA-D0N/PK-EINT0 AG13 MCSI0-D0P MCSI0-D0P PI1/TWI4-SDA/UART4-RX/PWM-2/I2S2-DIN2/I2S2-DOUT2/PI-EINT1 PK1/MCSIA-D0P/PK-EINT1 AL15 MCSI0-D1N MCSI0-D1N PI2/UART5-TX/SPI1-CS0/PWM-3/I2S2-BCLK/PI-EINT2 PK2/MCSIA-D1N/PK-EINT2 AN15 MCSI0-D1P MCSI0-D1P PI3/UART5-RX/SPI1-CLK/PWM-4/I2S2-LRCK/PI-EINT3 PK3/MCSIA-D1P/PK-EINT3 AM15 MCSI0-CKN MCSI0-CKN PI4/UART5-RTS/SPI1-MOSI/PWM-5/I2S2-DOUT0/I2S2-DIN1/PI-EINT4 PK4/MCSIA-CKN/TWI2-SCK/PK-EINT4 AJ15 MCSI0-CKP MCSI0-CKP PI5/UART5-CTS/SPI1-MISO/PWM-6/I2S2-DIN0/I2S2-DOUT1/PI-EINT5 PK5/MCSIA-CKP/TWI2-SDA/PK-EINT5 AK15 MCSI0-D2N MCSI0-D2N PI6/UART6-TX/UART4-RTS/PWM-7/SPI2-CS0/PI-EINT6 PK6/MCSIB-D0N/PK-EINT6 AH15 MCSI0-D2P MCSI0-D2P PI7/UART6-RX/UART4-CTS/PWM-8/SPI2-CLK/PI-EINT7 PK7/MCSIB-D0P/PK-EINT7 IR-RX IR-RX...
- Page 8 U14.6 USB1 USB0-DM USB0-DM USB2-DM USB2-DM USB0-DM USB2-DM HTX2P HTX2P TMDSData2+ USB0-DP USB0-DP USB2-DP USB2-DP USB0-DP USB2-DP HTX2N HTX2N TMDSData2Shield USB0-REXT USB2-REXT TMDSData2- VCC33-USB-2 VCC33-USB HTX1P HTX1P TMDSData1+ VCC33-18-USB-2 HTX1N HTX1N TMDSData1Shield USB1-DM USB1-DM USB1-DM TMDSData1- USB1-DP USB1-DP USB1-DP HTX0P HTX0P TMDSData0+ USB2-TXP...
- Page 9 FPC1 VSSQ SDC2-D7 SDC2-D7 VCC-3V3 VBUS PE15 PE15 VBUS VSSQ DAT7 SDC2-D6 SDC2-D6 PE14 PE14 VSSQ DAT6 SDC2-D5 SDC2-D5 VSSQ DAT5 PE11 PE11 CPUX-TX CPUX-TX VCC-3V3 SDC2-D4 SDC2-D4 CPUX-RX CPUX-RX VSSQ DAT4 SDC2-D3 SDC2-D3 PE13 PE13 DAT3 SDC2-D2 SDC2-D2 LCD0-D0 LCD0-D0 DAT2 SDC2-D1...
- Page 10 C237 HBIAS HBIAS HS-MIC HS-MIC CN2 PJ-327A0-SMT HPOUTL HPOUTL 2.2uF VCC-PI HP-DET HP-DET R125 HPOUTR HPOUTR CGQ1 C238 HPOUTFB HPOUTFB MICIN3P MICIN3P HS-MIC HS-MIC VOUT R124 100nF C239 C240 C241 33pF 100nF IRM-H638T/TR2 MICIN3N MICIN3N MIC3N-N MIC3N-N C242 C243 100nF 100nF 100nF R122...
- Page 11 VCC-3V3 GM0_LED2 GM0_LED2 GM0_LED1 GM0_LED1 GM0_MDIP0 GM0_MDIP0 MDIP0 GM0_MDIN0 GM0_MDIN0 MDIN0 AVDD33 VCC-3V3 GM0_RSET GM0_RSET GM0_DVDD10 AVDD10 RSET GM0_MDIP1 GM0_MDIP1 MDIP1 AVDD10 GM0_DVDD10 GM0_MDIN1 GM0_MDIN1 GM0_XTAL_OUT GM0_XTAL_OUT MDIN1 XTAL_OUT/EXT_CLK GM0_MDIP2 GM0_MDIP2 GM0_XTAL_IN GM0_XTAL_IN MDIP2 XTAL_IN GM0_MDIN2 GM0_MDIN2 RGMII0-CLKIN RGMII0-CLKIN MDIN2 CLKOUT Yellow LED Green LED...
- Page 12 VCC-3V3 GM1_LED2 GM1_LED2 GM1_LED1 GM1_LED1 GM1_MDIP0 GM1_MDIP0 MDIP0 GM1_MDIN0 GM1_MDIN0 MDIN0 AVDD33 VCC-3V3 GM1_RSET GM1_RSET GM1_DVDD10 AVDD10 RSET GM1_MDIP1 GM1_MDIP1 MDIP1 AVDD10 GM1_DVDD10 GM1_MDIN1 GM1_MDIN1 GM1_XTAL_OUT GM1_XTAL_OUT MDIN1 XTAL_OUT/EXT_CLK GM1_MDIP2 GM1_MDIP2 GM1_XTAL_IN GM1_XTAL_IN MDIP2 XTAL_IN GM1_MDIN2 GM1_MDIN2 RGMII1-CLKIN RGMII1-CLKIN MDIN2 CLKOUT Green LED Yellow LED...
- Page 13 FPC2 FPC-05FB-30PH20 MCSI0-D0N MCSI0-D0N MCSI0-D0P MCSI0-D0P MCSI0-D1N MCSI0-D1N MCSI0-D1P MCSI0-D1P MCSI0-CKN MCSI0-CKN MCSI0-CKP MCSI0-CKP MCSI0-D2N MCSI0-D2N MCSI0-D2P MCSI0-D2P MCSI0-D3N MCSI0-D3N MCSI0-D3P MCSI0-D3P MCSI0-SCK MCSI0-SCK VCC-PK 4.7K R127 MCSI0-SDA MCSI0-SDA 4.7K R128 MCSI0-MCLK MCSI0-MCLK MCSI0-USER MCSI0-USER MCSI0-RSTN MCSI0-RSTN MCSI0-PWDN MCSI0-PWDN TITLE: Avaota A1 八核...
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