New firmware releases R3.19 (LM80C) & R1.06 (LM80C 64K)

12-Home computer/LM80C-firmware-r3.19.asm

@@ -0,0 +1,93 @@
+; ------------------------------------------------------------------------------
+; LM80C - FIRMWARE - R3.19
+; ------------------------------------------------------------------------------
+; The following code is intended to be used with LM80C Z80-based computer
+; designed by Leonardo Miliani. More info at
+; www DOT leonardomiliani DOT com
+; ------------------------------------------------------------------------------
+; Coding/Editing/Compiling:
+; Original init code for MC68B05 by Grant Searle
+; Original SIO/CTC/PIO init code by Mario Blunk
+; NASCOM BASIC originally modified by Gran Searle
+; Code modified and adapted for LM80C by Leonardo Miliani
+;
+; Edited with Visual Studio Code
+;
+; Compiled with SjASMPlus assembler 1.18.0
+; https://github.com/z00m128/sjasmplus
+; ------------------------------------------------------------------------------
+; Copyright notes:
+; Parts of the code (c) Grant Searle - free for non commercial use
+; Please include this advice and the note to the attribution of the original
+; version to Grant Searle if you intend to redistribuite it
+; http://searle.hostei.com/grant/index.html
+; eMail: [email protected]
+;
+; - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
+; Parts of the code (c) Mario Blunk
+; http://www.train­z.de
+;
+; - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
+; NASCOM ROM BASIC Ver 4.7, (C) 1978 Microsoft
+; Scanned from source published in 80-BUS NEWS from Vol 2, Issue 3
+; (May-June 1983) to Vol 3, Issue 3 (May-June 1984)
+; Adapted for the freeware Zilog Macro Assembler 2.10 to produce
+; the original ROM code (checksum A934H). PA
+;
+; - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
+; The following code is intended to be used with LM80C Z80-based computer
+; designed by Leonardo Miliani. Code and computer schematics are released under
+; the therms of the GNU GPL License 3.0 and in the form of "as is", without no
+; kind of warranty: you can use them at your own risk.
+; You are free to use them for any non-commercial use: you are only asked to
+; maintain the copyright notices, include this advice and the note to the 
+; attribution of the original version to Leonardo Miliani, if you intend to
+; redistribuite them.
+; https://www.leonardomiliani.com
+; 
+; Please support me by visiting the following links:
+; Main project page: https://www.leonardomiliani.com
+; Schematics and code: https://github.com/leomil72/LM80C
+; Videos about the computer: https://www.youtube.com/user/leomil72/videos
+; Hackaday page: https://hackaday.io/project/165246-lm80c-color-computer
+; ------------------------------------------------------------------------------
+; output binary file
+    OUTPUT "LM80C-firmware-r3.19.bin"
+
+; set computer model
+    DEFINE LM80C
+
+; set firmware version
+    DEFINE VERSION "3.19"
+
+; define shorter VDP_DAT load instruction and additional delay for VDP access
+    DEFINE LD_VDP_DAT ld      C,VDP_DAT
+    DEFINE LM64K_NOP 
+
+; ------------------------------------------------------------------------------
+; include the latest version of the bootloader: this sets up the address aliases,
+; configure the hardware, checks if warm or cold startup and loads the BASIC interpreter
+    INCLUDE "../include/bootloader/bootloader-1.06.asm"
+
+; incude the latest version of the VDP module
+    INCLUDE "../include/vdp/vdp-1.4.asm"
+
+; incude the latest version of the PSG module
+    INCLUDE "../include/psg/psg-1.1.asm"
+
+; include the latest version of the LM80C BASIC interpreter
+    INCLUDE "../include/basic/basic-1.04.asm"
+
+; include utils
+    INCLUDE "../include/utils/utils-r11.asm"
+
+; include the latest version of the font sets
+    INCLUDE "../include/vdp/6x8fonts-r16.asm"
+    INCLUDE "../include/vdp/8x8fonts-r18.asm"
+    INCLUDE "../include/vdp/logo-fonts.asm"
+
+; include workspace equates
+    INCLUDE "../include/workspace/workspace-r1.0.asm"
+
+; END OF ASSEMBLY SOURCE
+;-------------------------------------------------------------------------------

12-Home computer/LM80C_64K-firmware-r1.05.asm

@@ -0,0 +1,96 @@
+; ------------------------------------------------------------------------------
+; LM80C 64K - FIRMWARE - R1.05
+; ------------------------------------------------------------------------------
+; The following code is intended to be used with LM80C Z80-based computer
+; designed by Leonardo Miliani. More info at
+; www DOT leonardomiliani DOT com
+; ------------------------------------------------------------------------------
+; Coding/Editing/Compiling:
+; Original init code for MC68B05 by Grant Searle
+; Original SIO/CTC/PIO init code by Mario Blunk
+; NASCOM BASIC originally modified by Gran Searle
+; Code modified and adapted for LM80C by Leonardo Miliani
+;
+; Edited with Visual Studio Code
+;
+; Compiled with SjASMPlus assembler 1.18.0
+; https://github.com/z00m128/sjasmplus
+; ------------------------------------------------------------------------------
+; Copyright notes:
+; Parts of the code (c) Grant Searle - free for non commercial use
+; Please include this advice and the note to the attribution of the original
+; version to Grant Searle if you intend to redistribuite it
+; http://searle.hostei.com/grant/index.html
+; eMail: [email protected]
+;
+; - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
+; Parts of the code (c) Mario Blunk
+; http://www.train­z.de
+;
+; - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
+; NASCOM ROM BASIC Ver 4.7, (C) 1978 Microsoft
+; Scanned from source published in 80-BUS NEWS from Vol 2, Issue 3
+; (May-June 1983) to Vol 3, Issue 3 (May-June 1984)
+; Adapted for the freeware Zilog Macro Assembler 2.10 to produce
+; the original ROM code (checksum A934H). PA
+;
+; - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
+; The following code is intended to be used with LM80C Z80-based computer
+; designed by Leonardo Miliani. Code and computer schematics are released under
+; the therms of the GNU GPL License 3.0 and in the form of "as is", without no
+; kind of warranty: you can use them at your own risk.
+; You are free to use them for any non-commercial use: you are only asked to
+; maintain the copyright notices, include this advice and the note to the 
+; attribution of the original version to Leonardo Miliani, if you intend to
+; redistribuite them.
+; https://www.leonardomiliani.com
+; 
+; Please support me by visiting the following links:
+; Main project page: https://www.leonardomiliani.com
+; Schematics and code: https://github.com/leomil72/LM80C
+; Videos about the computer: https://www.youtube.com/user/leomil72/videos
+; Hackaday page: https://hackaday.io/project/165246-lm80c-color-computer
+; ------------------------------------------------------------------------------
+; set name for binary output file
+    OUTPUT "LM80C-64K-firmware-r1.05.bin"
+
+; set computer model
+    DEFINE LM80C64K
+
+; set firmware version
+    DEFINE VERSION "1.05"
+
+; define shorter VDP_DAT load instruction and additional delay for VDP access
+    DEFINE LD_VDP_DAT dec     C
+    DEFINE LM64K_NOP nop
+
+; ------------------------------------------------------------------------------
+; include the latest version of the bootloader: this sets up the address aliases,
+; configure the hardware, checks if warm or cold startup and loads the BASIC interpreter
+    INCLUDE "../include/bootloader/bootloader-1.06.asm"
+
+; incude the latest version of the VDP module
+    INCLUDE "../include/vdp/vdp-1.4.asm"
+
+; incude the latest version of the PSG module
+    INCLUDE "../include/psg/psg-1.1.asm"
+
+; include the latest version of the LM80C 64K BASIC interpreter
+    INCLUDE "../include/basic/basic-1.04.asm"
+
+; include utils
+    INCLUDE "../include/utils/utils-r11.asm"
+
+; include the latest version of the font sets
+    INCLUDE "../include/vdp/6x8fonts-r16.asm"
+    INCLUDE "../include/vdp/8x8fonts-r18.asm"
+    INCLUDE "../include/vdp/logo-fonts.asm"
+
+; include ROM/RAM switcher
+    INCLUDE "../include/switcher/switcher-r11.asm"
+
+; include workspace equates
+    INCLUDE "../include/workspace/workspace-r1.0.asm"
+
+; END OF ASSEMBLY SOURCE
+;-------------------------------------------------------------------------------

12-Home computer/changelog-64k.txt

@@ -9,6 +9,12 @@ for the LM80C 64K Color Computer. More info at www DOT leonardomiliani DOT com
 
 P.S.: for the changelog of the LM80C Color Computer see the corresponding changelog file
 
+---------------------------------------------------------------------------------------------
+1.05    - 20210119
+- Better serial management with RTS-driven chars receiveing
+- Fixed a bug introduced in the previous releases that lead to chars that disappearing 
+  during text printing/scrolling
+
 ---------------------------------------------------------------------------------------------
 1.04    - 20210105
 

12-Home computer/changelog.txt

@@ -9,6 +9,13 @@ for the LM80C Color Computer. More info at www DOT leonardomiliani DOT com
 
 P.S.: for the changelog of the LM80C 64K Color Computer see the corresponding changelog file
 
+---------------------------------------------------------------------------------------------
+3.19    - 20210119
+
+- Better serial management with RTS-driven chars receiveing
+- Fixed a bug introduced in the previous releases that lead to chars that disappearing 
+  during text printing/scrolling
+
 ---------------------------------------------------------------------------------------------
 3.18    - 20210105