Electrical Interface - Motorola Symbol PL4507 Integration Manual

2 - 8 Symbol PL4507 Decoder Integration Guide

Electrical Interface

Table 2-2 and Table 2-3
input and output circuitry.
NOTE Signal directions are listed relative to PL4507 decoder module.
Symbol SE4500 Signal Descriptions
Table 2-2
Signal Name
GND
GND
I2C_CLK
I2C_DATA
VSYNC
PIX_DATA_7
PIX_DATA_6
PIX_DATA_5
PIX_DATA_4
PIX_DATA_3
PIX_DATA_2
PIX_DATA_1
PIX_DATA_0
EXT_ILLUM_EN
VCC_SENSOR
VCC
VCC_ILLUM
HSYNC
Note: Signal directions are listed relative to the PL4507 decoder module.
list the pin functions of the Symbol SE4500 and PL4507 interfaces, and illustrate typical
Description
Power supply
Power supply
Communication interface
Communication interface
Vertical sync synchronized to a
WVGA frame
Pixel data
Pixel data
Pixel data
Pixel data
Pixel data
Pixel data
Pixel data
Pixel data
Illumination enable
Power supply
Power supply
Power supply
Horizontal sync synchronized to the
rows of the image data
Engine
Dir
Interface
- 1 SE4500 power supply return
- 2 SE4500 power supply return
Out 3
SE4500 I
In/ 4
SE4500 I
Out
In 5 Vertical sync clock from the SE4500
In 6 Pixel data from the SE4500 (MSB)
In 7 Pixel data from the SE4500
In 8 Pixel data from the SE4500
In 9 Pixel data from the SE4500
In 10 Pixel data from the SE4500
In 11 Pixel data from the SE4500
In 12 Pixel data from the SE4500
In 13 Pixel data from the SE4500 (LSB)
In 14 Enable external illumination
- 15 Decoder provided 3.3V for SE4500
image sensor and oscillator
- 16 Decoder provided 3.3V for SE4500
logic and laser control system
- 17 Decoder provided 3.3 to 5V for
SE4500 illumination system
In 18 Horizontal sync clock from the
SE4500
Comments
2
C Clock
2
C Data