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BL808 Datasheet(PDF) 28 Page - Bouffalo Lab Intelligent Technology Co., Ltd. |
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BL808 Datasheet(HTML) 28 Page - Bouffalo Lab Intelligent Technology Co., Ltd. |
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28 / 93 page  BL808 Datasheet BL808D 88-pin package includes 27 power pins, 25 analog pins, and 36 flexible GPIO pins. 1 20 19 18 17 16 15 2 3 4 5 6 7 8 9 10 11 12 13 14 66 50 51 52 65 64 63 62 61 60 59 58 57 56 55 54 53 27 28 29 30 31 32 33 21 22 23 24 25 26 34 86 87 88 79 78 77 76 75 74 73 85 84 83 82 81 80 72 QFN88D VDD33_RF VDD33_RF VDDCORE SW_DCDC18 VDD33_DCDC18 DOVDD18_OUT VDD33_CIS(USB) VDDIO1 PAD_GPIO_0 PAD_GPIO_1 PAD_GPIO_2 PAD_GPIO_3 PAD_GPIO_4 PAD_GPIO_5 VDDIO3 MIC_1P MIC_1N PAD_GPIO_21 PAD_GPIO_20 PAD_GPIO_19 PAD_GPIO_18 PAD_GPIO_17 PAD_GPIO_16 LINEOUT_1P VDD15_CIS VSS_IDO28CIS VDD28_CIS PAD_GPIO_6 PAD_GPIO_7 PAD_GPIO_8 35 36 37 38 39 40 41 42 43 44 45 46 47 49 48 PAD_GPIO_22 PAD_GPIO_23 AVDD12 AVDD12 CSI_DN<1> CSI_DP<1> CSI_CLK_DN CSI_CLK_DP CSI_DN<0> CSI_DP<0> 71 70 69 68 67 PAD_GPIO_44 PAD_GPIO_45 PAD_GPIO_42 PAD_GPIO_43 Fig. 3.2: BL808D Pin layout Table 3.1: Pin Description BL808C BL808D Voltage Domain Type Pin Name GPIO Function Select Number Peripheral Internal Function Select PAD Main Function Description BL808C BL808D Voltage Domain Type Pin Name GPIO Function Select Number Peripheral Internal Function Select PAD Main Function Description 1 1 - Power SW_DCDC18 - - SW_DCDC18 DCDC switch output, connected to power inductor 2 2 - Power VDD33_DCDC18 - - VDD33_DCDC18 DCDC power input, 3.3V 3 3 - Power DOVDD18_OUT - - DOVDD18_OUT DCDC mode, feedback voltage input, 1.8V LDO mode, power output, 1.8V 4 4 - Power VDD15_CIS - - VDD15_CIS Integrated LDO output to power the image sensor digital power DVDD 5 5 - Power VSS_IDO28CIS - - VSS_IDO28CIS Connect to the image sensor analog ground AGND 6 6 - Power VDD28_CIS - - VDD28_CIS Integrated LDO output to power the image sensor analog power supply AVDD 7 7 - Power VDD33_CIS(USB) - - VDD33_CIS(USB) Integrated LDO VDD28_CIS input, 3.3V 8 - VDDIO_1 DI/DO USB_DP - - USB_DP USB2.0 differential data cable+ 9 - VDDIO_1 DI/DO USB_DN - - USB_DN USB2.0 differential data cable BL808 Datasheet 28/ 93 @2022 Bouffalo Lab |
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