Butterfield Reports: The 8032 – Butterfield, Jim

Compute! Issue 5, Volume 2, No. 4, July 1980, p. 69

This definitive look at the 8032 was prepared by Jim "on assignment" for the Ju ... f the CBM 8016 and 8032.

Shift Work – Butterfield, Jim

Compute! Issue 5, Volume 2, No. 4, July 1980, p. 85

Idiosyncrasies of the SHIFT key on the PET/CBM: shifted spaces, SHIFT-RETURN, ... udo-shifted" characters.

Mixing BASIC and Machine Language – Butterfield, Jim

Compute! Issue 5, Volume 2, No. 4, July 1980, p. 89

Technique for appending machine-language subroutines to the end of BASIC progr ... achine-language monitor.

Fitting Machine Language into the PET – Butterfield, Jim

Compute! Issue 5, Volume 2, No. 4, July 1980, p. 94

Placing machine language programs in memory to coexist with BASIC. Advantages ... of different strategies.

TelePET – Butterfield, Jim

Compute! Issue 6, Volume 2, No. 5, September 1980, p. 86

Overview of telecommunications on the PET.

ROM-antic Thoughts – Butterfield, Jim

Compute! Issue 6, Volume 2, No. 5, September 1980, p. 100

Observations on the different BASIC ROM and DOS versions available for the PET/CBM.

A Few Entry Points, Orignal/Upgrade/4.0 ROM – Butterfield, Jim

Compute! Issue 6, Volume 2, No. 5, September 1980, p. 110

Address cross-reference table comparing entry points for useful routines in BA ... 0, and 4.0) for the PET.

Commodore 128 Machine Language: Part 3 – Butterfield, Jim

Compute! Issue 77, Volume 8, No. 10, October 1986, p. 94

This article, the third in Jim Butterfield's series on Commodore 128 machine la ... C. Includes source code.

Commodore 128 Machine Language: Part 2 – Butterfield, Jim

Compute! Issue 76, Volume 8, No. 9, September 1986, p. 96

This second in a series of articles on programming the 128 computer in its 128 ... es source code examples.

Commodore 128 Machine Language: Part 1 – Butterfield, Jim

Compute! Issue 75, Volume 8, No. 8, August 1986, p. 85

This article launches a new series on machine language programming for the Comm ... parameters through SYS.

Loading and Linking Commodore Programs Part 5: The Commodore 128 – Butterfield, Jim

Compute! Issue 74, Volume 8, No. 7, July 1986, p. 94

This month's installment concludes the series by discussing load/link technique ... ram overlays on the 128.

Butterfield on Commodore: Comments on the Commodore 64 Memory Maps – Butterfield, Jim

Commodore Microcomputers Volume 3, No. 5, October/November 1982, p. 81

Preliminary memory maps for the 64.