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P3X VPS Module board

mefistotelis edited this page Dec 23, 2022 · 23 revisions

Table of Contents

Function
Variants
Parts
Programming
External interfaces
Service interfaces
Board view
Schematics

Function

The Visual Positioning System board contains a camera and a sonar. It is able to stabilize position of the drone indoors and in situations where GPS isn't available. It only works at low altitudes.

Variants

The known variants have only minor differences.

Marking Overview
P00903.T2
P00903.T3

Parts

Version P00903.T3 components

Marking Amt. Pkg. Function Specification
KJE C6 2
LFW 55 2
BR4 4 Philips BSR33 Si PNP transistor; Uce 80V, Ic 1A
C65 1
3PEAK TP2274 KAEh 1 TP2274 - 36V, 7MHz Bandwidth, RRO Quad Op‐amps description
M058ZDN 524AD 2521B033 1 Nuvoton M051 Series MCU with ARM Cortex-M0 core description
ARM2 STM32F 407IGHb 78AEF VQ PHI 1 High-performance foundation line, ARM Cortex-M4 core with DSP and FPU, 1 Mbyte Flash, 168 MHz CPU, ART Accelerator, Ethernet, FSMC description
T120 MfNA 1 Quartz oscillator, 12MHz
INVENSENSE MPU-6050 D4F971L81 EL T530 E 1 TDK Six-Axis (Gyro + Accelerometer) MEMS MotionTracking Devices description
CYY TYF 5327 1
W1A 55 1 PMST3904 NPN switching transistor description

Programming

Chips Firmware Description
unknown m1700 Camera positioning measurement firmware.
unknown m1701 Sonar altitude measurement firmware.

External interfaces

Connectors on the board are:

Marking Overview
4-pin ribbon cable con. Ribbon cable connector

Service interfaces

The following service pads exist on this board:

Marking Overview
3V3 Power supply 3.3V.
GND
SD_D0
SD_D1
SD_D2
SD_D3
VCC_TX30
GND
ULTRA_RXD
ULTRA_TXD
5V Input power supply 5V.
GND
3V3
GND
U6_TXD UART interface 6, transmit.
U6_RXD UART interface 6, receive.
DEBUG_TXD
COMP_NEG
POT_R6
KA
TICE_CLK
TICE_DAT
VCC_AMP
GND
U2_TX UART interface 2, transmit.
U2_RX UART interface 2, receive.
ART3_TX
ART3_RX
GND
SWPIO
SWLK
PWM
U4_RX UART interface 4, receive.
U4_TX UART interface 4, transmit.
VAA_PIX
1V5 Power supply 1.5V.

Board view

Top of a T2 board:

P3X VPS Module board T2 A top

Bottom of the T2 board:

P3X VPS Module board T2 A bottom

Top of a T3 board:

P3X VPS Module board T3 B top

Bottom of the T3 board:

P3X VPS Module board T3 B bottom

Top of another T3 board:

P3X VPS Module board T3 C top

Bottom of the T3 board:

P3X VPS Module board T3 C bottom

Top of a T3 green coated board:

P3X VPS Module board T3 A top

Bottom of the T3 green coated board:

P3X VPS Module board T3 A bottom

Schematics

Functional diagram

flowchart LR
    Ribbon-ESC((Ribbon<br/>to ESC<br/>Center))
    Ribbon-ESC-- UART<br/>DUML ----VPS-MCU
    subgraph VPS Module
    VPS-MCU[STM32F407<br/>VPS MCU]
    TOF-Driver[M058ZDN uC<br/>ToF driver<br/>ARM Cortex-M0]
    TOF-Driver-Xlat(quartz<br/>oscillator)
    TOF-Comparator[Comparator]
    VPS-Accel-Gyro[MPU-6050<br/>accelerometer<br/>gyroscope]
    VPS-Camera[camera<br/>sensor]
    TOF-Spk((SPK))
    TOF-Mic((MIC))
    TOF-Out-Switch(Output<br/>switches)
    TOF-Inp-Amp[Input<br/>amps]
    TOF-Out-Switch---TOF-Spk
    TOF-Comparator---TOF-Inp-Amp
    TOF-Comparator---TOF-Out-Switch
    TOF-Inp-Amp---TOF-Mic
    TOF-Driver---TOF-Comparator
    TOF-Driver---TOF-Out-Switch
    TOF-Driver-Xlat---TOF-Driver
    TOF-Driver-Xlat---VPS-MCU
    VPS-MCU---TOF-Driver
    VPS-MCU---VPS-Accel-Gyro
    VPS-MCU------VPS-Camera
    end

Hardware schematics

No schematics available.

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