From c1c3a280e7a49bdb7757033356d748984c5a76ca Mon Sep 17 00:00:00 2001 From: Gitshaoxiang <1026025056@qq.com> Date: Tue, 26 May 2020 12:05:11 +0800 Subject: [PATCH] change ToF Unit description --- docs/en/unit/tof.md | 6 ------ docs/zh_CN/unit/tof.md | 10 ---------- 2 files changed, 16 deletions(-) diff --git a/docs/en/unit/tof.md b/docs/en/unit/tof.md index c39993b6..4cd7fe71 100644 --- a/docs/en/unit/tof.md +++ b/docs/en/unit/tof.md @@ -12,12 +12,6 @@ This unit integrated a distance measuring sensor VL53L0x providing accurate dist This unit comunicates with M5Core via I2C(0x29). -*Noitce: If you found ToF performance unstable, means what you have could be the old-version hardware PCB board, Following will teach you how to fix it* - -- Disassembling ToF and Check the PCB board, if you see it like this, means it is the NEW(fixed) version.


-


-- If not, take off the two MOSFETs (AO3400A), and connect SCL,SDA from GROVE directly to SCL,SDA on VL53L0x. See the above picture for wiring.


-


- In this case, make sure you use the 3.3V on SDA and SCL, M5Core GROVE provide 3.3V to data pins, 5V to power pin. only 3.3v allowed on VL53L0x. ## Product Features diff --git a/docs/zh_CN/unit/tof.md b/docs/zh_CN/unit/tof.md index e9337f26..eaa30132 100644 --- a/docs/zh_CN/unit/tof.md +++ b/docs/zh_CN/unit/tof.md @@ -10,16 +10,6 @@ 该 Unit 与 M5Core 通过 Grove A 接口通信,I2C 地址为**0x29**. -*注意: 如果你发现你的ToF Unit存在性能不稳定状况,极有可能是因为旧版本的PCB电路板缺陷导致,下面将为你讲解如何解决这一状况* - -- 拆解 ToF Unit 查看其内部的PCB板,若内部电路如下图,则表示您的ToF Unit为新版本. - - - -- 若不是新版本,则需要手动拆解两个MOSFET(AO3400A),并参照下图将SCL,SDA直接连接到VL53L0x上. - -- - - VL53L0x的工作电压为3.3V. 因此,请确保SDA与SCL使用电压为3.3V.(M5Core的GROVE接口中的数据引脚提供3.3V,电源引脚提供5V.) ## 产品特性