{"id":9140938539245,"title":"waveshare 3.7inch E-Paper E-Ink Display HAT Compatible with Raspberry Pi4B\/3B+\/3B\/2B\/B+\/A+\/Zero\/Zero W\/WH\/Zero 2W 480×280 Pixels Black\/White 4 Grey Scales SPI Interface Supports Partial Refresh 3.7inch e-Paper HAT","handle":"waveshare-3-7inch-e-paper-e-ink-display-hat-compatible-with-raspberry-pi4b-3b-3b-2b-b-a-zero-zero-w-wh-zero-2w-480-280-pixels-black-white-4-grey-scales-spi-interface-supports-partial-refresh-3-7inch-e-paper-hat","description":"\u003ch3\u003ewaveshare 3.7inch E-Paper E-Ink Display HAT Compatible with Raspberry Pi4B\/3B+\/3B\/2B\/B+\/A+\/Zero\/Zero W\/WH\/Zero 2W 480×280 Pixels Black\/White 4 Grey Scales SPI Interface Supports Partial Refresh\u003c\/h3\u003e\r\n\u003cp id=\"b\"\u003eSpecifications: Operating voltage: 3.3 V. GREY SCALE: 4 INTERFACE: 3-wire SPI,\r\n4-wire SPI PARTIAL REFRESH TIME:0.3s Outline dimensions: 54.9 x 93.3 x 0.8 mm.\r\nFULL REFRESH TIME: 3s DISPLAY SIZE: 47.32 × 81.1 mm REFRESH POWER: 50mW (typ.)\r\nDOT PITCH: 4.3 × 0.18 mm. STANDBY CURRENT:\u0026lt;0.01uA (almost none) RESOLUTION:\r\n480 × 280 pixels. Viewing angle: \u0026gt;170°. Display colour: black, white. E-Paper\r\nrefreshing Refresh Mode Full refresh: e-paper flicker when full refreshing to\r\nremove ghost image for best display. Partial refresh: It don't flicker if you\r\nuse partial refresh (only some of the two-color e-paper support partial\r\nrefresh). Note that you cannot use Partial refresh all the time, you should\r\nfull refresh e-paper regularly, otherwise, ghost problem will get worse even\r\ndamage. Refresh rate When using, you should set the update interval at least\r\n180s. (except Partial tolerable types) Please set the e-Paper to sleep mode or\r\npower off it directly, otherwise, the e-Paper is damaged because of working in\r\nhigh voltage for long time. Working place We recommend you to use the e-paper\r\nindoor. If you need to set the outdoor e-paper, please place the e-paper in\r\nshadow and protect it from UV. When you designed you e-paper product, you\r\nshould take care about the working situation like temperature, humidity, etc.\r\nUser Manual\u003c\/p\u003e \r\n\r\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\r\n \u003cul class=\"a\"\u003e\r\n \u003cli\u003eProvide online user manual (examples for Raspberry Pi\/Jetson Nano\/Arduino\/STM32), please check the manual carefully before using!\u003c\/li\u003e\r\n \u003cli\u003eNo backlight, keeps displaying last content for a long time even when power down. 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3.7inch E-Paper E-Ink Display HAT Compatible with Raspberry Pi4B\/3B+\/3B\/2B\/B+\/A+\/Zero\/Zero W\/WH\/Zero 2W 480×280 Pixels Black\/White 4 Grey Scales SPI Interface Supports Partial Refresh\u003c\/h3\u003e\r\n\u003cp id=\"b\"\u003eSpecifications: Operating voltage: 3.3 V. GREY SCALE: 4 INTERFACE: 3-wire SPI,\r\n4-wire SPI PARTIAL REFRESH TIME:0.3s Outline dimensions: 54.9 x 93.3 x 0.8 mm.\r\nFULL REFRESH TIME: 3s DISPLAY SIZE: 47.32 × 81.1 mm REFRESH POWER: 50mW (typ.)\r\nDOT PITCH: 4.3 × 0.18 mm. STANDBY CURRENT:\u0026lt;0.01uA (almost none) RESOLUTION:\r\n480 × 280 pixels. Viewing angle: \u0026gt;170°. Display colour: black, white. E-Paper\r\nrefreshing Refresh Mode Full refresh: e-paper flicker when full refreshing to\r\nremove ghost image for best display. Partial refresh: It don't flicker if you\r\nuse partial refresh (only some of the two-color e-paper support partial\r\nrefresh). Note that you cannot use Partial refresh all the time, you should\r\nfull refresh e-paper regularly, otherwise, ghost problem will get worse even\r\ndamage. Refresh rate When using, you should set the update interval at least\r\n180s. (except Partial tolerable types) Please set the e-Paper to sleep mode or\r\npower off it directly, otherwise, the e-Paper is damaged because of working in\r\nhigh voltage for long time. Working place We recommend you to use the e-paper\r\nindoor. If you need to set the outdoor e-paper, please place the e-paper in\r\nshadow and protect it from UV. When you designed you e-paper product, you\r\nshould take care about the working situation like temperature, humidity, etc.\r\nUser Manual\u003c\/p\u003e \r\n\r\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\r\n \u003cul class=\"a\"\u003e\r\n \u003cli\u003eProvide online user manual (examples for Raspberry Pi\/Jetson Nano\/Arduino\/STM32), please check the manual carefully before using!\u003c\/li\u003e\r\n \u003cli\u003eNo backlight, keeps displaying last content for a long time even when power down. Ultra low power consumption, basically power is only required for refreshing\u003c\/li\u003e\r\n \u003cli\u003eStandard Raspberry Pi 40PIN GPIO extension header, supports Raspberry Pi series boards, Jetson Nano\u003c\/li\u003e\r\n \u003cli\u003eStandard Raspberry Pi 40PIN GPIO extension header, supports Raspberry Pi series boards, Jetson Nano\u003c\/li\u003e\r\n \u003cli\u003eOnboard voltage translator, compatible with 3.3V \/ 5V MCUs\u003c\/li\u003e\r\n \u003c\/ul\u003e"}