Chapter 9 Specifications

DTR protocol

DTR signal “Ready (High)” level requirements:

The following must be satisfied:

Printer is on line.

Receive buffer has more than 1K bytes available.

Note: When receive buffer has less than 128 bytes available, DTR signal becomes “Busy (Low)” level and this “Busy (Low) level is kept until receive buffer has at least 1K bytes available.

DTR signal “Busy (Low)” level requirements:

The following must be satisfied:

Printer is in error.

Receive buffer has less than 128 bytes available.

Pin assignment

Pin No.

Signal

Input/Output

Description

1

FG

Output

Frame ground

7

SGND

Output

Signal ground

2

TXD

Output

Signal to transmit data

3

RXD

Input

Signal to receive data

4

RTS

Output

Transmission request signal. Pull up to +12V with

3.3Kohm

 

 

 

6

DSR

Input

Signal active when host computer ready to interface with

printer

 

 

 

20

DTR

Output

Signal active when printer ready to interface with host

computer

 

 

 

25

VCC

Output

(Factory use)

57

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Citizen CLP-9301, CLP-9001 user manual DTR protocol, Pin assignment

CLP-9301, CLP-9001 specifications

The Citizen CLP-9001 and CLP-9301 are innovative label printers that embody cutting-edge technology and design, catering to diverse printing needs in various industries. Renowned for their reliability and efficiency, these models offer a range of features that enhance productivity while ensuring high-quality output.

One of the standout features of the CLP-9001 and CLP-9301 is their exceptional print quality. Both printers utilize a high-resolution thermal transfer printing mechanism, providing sharp and detailed graphics alongside crisp text. This is particularly beneficial for producing barcodes, which are crucial in logistics, inventory management, and retail. The printers support a wide variety of label sizes, making them versatile for different applications, from small address labels to larger shipping tags.

The user-friendly design is another highlight of these models. The CLP-9001 and CLP-9301 come equipped with an intuitive LCD display, allowing users to monitor print jobs and settings easily. Additionally, the printers are designed for simple operation with quick media loading processes, streamlining productivity in busy environments.

Connectivity is also a significant advantage. Both printers feature multiple connectivity options, including USB, Ethernet, and even wireless connectivity in the CLP-9301 model. This flexibility allows for seamless integration into existing workflows, whether in a small office or a large warehouse setup.

Robustness and durability are essential characteristics of the CLP-9001 and CLP-9301, making them suitable for demanding industrial settings. Built with sturdy materials, they are designed to withstand daily wear and tear while maintaining reliable operations. The thermal printhead, which is engineered for longevity, contributes to lower maintenance costs and reduced downtime.

Moreover, the eco-friendly design of these printers aligns with modern sustainability goals. They are designed to use less energy compared to traditional printers, contributing to reduced operational costs and environmental impact.

Overall, the Citizen CLP-9001 and CLP-9301 label printers stand out in the market due to their advanced features, user-friendly design, and robust performance. These models not only meet the high demands of various industries but also provide efficient solutions for growing businesses looking to enhance their labeling processes. With their combination of quality, efficiency, and ease of use, the CLP-9001 and CLP-9301 truly represent the future of label printing technology.