熟练 发表于 2025-3-23 12:05:29

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evince 发表于 2025-3-23 16:59:01

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不朽中国 发表于 2025-3-23 21:54:05

https://doi.org/10.1007/978-3-642-55711-8 draw an outline of a map requires the plotting of several hundred points. The graphics tablet described in this chapter is able to draw such an outline in a matter of minutes. It also illustrates an application of some of the techniques covered earlier in the book, and shows how an uncomplicated de

covert 发表于 2025-3-24 01:47:01

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清楚说话 发表于 2025-3-24 04:22:06

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ALT 发表于 2025-3-24 10:17:21

Christophe Berthon,Frédéric CoquelThe Analogue Port is to be found at the rear of the BBC microcomputer. It is a 15-pin ‘D type’ connector. The Analogue Port has four analogue-to-digital converters, two switch inputs, and a light-pen input. The connections are shown in figure 4.1.

保存 发表于 2025-3-24 10:52:38

The Analogue Port,The Analogue Port is to be found at the rear of the BBC microcomputer. It is a 15-pin ‘D type’ connector. The Analogue Port has four analogue-to-digital converters, two switch inputs, and a light-pen input. The connections are shown in figure 4.1.

Celiac-Plexus 发表于 2025-3-24 17:06:51

Macmillan Publishers Limited 1985

Latency 发表于 2025-3-24 20:01:07

Hyperbolic Problems and Regularity Questionsing very short time-intervals. The use of these is outside the scope of this book. There are two 6522 VIA chips inside the BBC machine, VIA A and VIA B. VIA A handles some functions from the Analogue Port, the keyboard input, and the serial input/output through the speech processor. VIA B handles the User and Printer Ports.

巨头 发表于 2025-3-25 01:11:50

The User Port,ing very short time-intervals. The use of these is outside the scope of this book. There are two 6522 VIA chips inside the BBC machine, VIA A and VIA B. VIA A handles some functions from the Analogue Port, the keyboard input, and the serial input/output through the speech processor. VIA B handles the User and Printer Ports.
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查看完整版本: Titlebook: Beginner‘s Guide to Interfacing the B. B. C. Microcomputer; Martin Phillips Textbook 1985Latest edition Macmillan Publishers Limited 1985