David Banks
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e66b0b51c2
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Z80: remove special command as it caused code overflow
Change-Id: If3a71ea55503ac0edb8d476c05f4f909f0e3c605
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2019-08-20 09:39:49 +01:00 |
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David Banks
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efdd41a239
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6502: Added special command to inhibit IRQ/NMI
Change-Id: I6ba8a1b3b92e5852382d35eee7a59b6a9d7e63e8
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2019-06-15 17:50:29 +01:00 |
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David Banks
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7453cf4f9f
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LX9 support: massive refactor of the build system
Change-Id: I75ff141a0d3b2c30a37d8f0e497f4f923e302b8b
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2017-07-26 14:59:20 +01:00 |
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David Banks
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f64641f99c
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Added build scripts for xc3s500e
Change-Id: Icc7990c3ee257d1511fa478fd0d2b3575362eb29
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2016-10-24 14:24:18 +01:00 |
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David Banks
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1d60e683b6
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v0.73 - added srecord upload command
Change-Id: I6b7f9c2a43794c7a6b8f7abd65fac33eb691dbf4
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2016-09-09 11:31:50 +01:00 |
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David Banks
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ceaeb932a7
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Clean up white space
Change-Id: I126fff11794dbd3d47c4dd87b9410b49212199ca
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2016-09-08 14:16:10 +01:00 |
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David Banks
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d70c378245
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Only return will interrupt continue; version now 0.72
Change-Id: I6fc1fb0b268facf1fe80dd9f45f1790a53dd33e9
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2015-11-15 13:42:47 +00:00 |
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David Banks
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ffdd038a8b
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ICE-T65 - ignore control characters on serial input; version now 0.71
Change-Id: If18267cb8436637ab04ee792e4f454cac6ecb70e
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2015-11-15 11:38:01 +00:00 |
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David Banks
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6aeb0c7b8a
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Refactor: 2nd stage - bug fixes
Change-Id: Ic3bd520d0cc8b74f33068c53085229506d6968b2
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2015-10-31 18:31:41 +00:00 |
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David Banks
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8a857ae45e
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Experimental AtomFast6502 adding bus mon function
Change-Id: Ib5115d9e7b736c45bb46a0a063325a0173b6f823
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2015-10-31 11:46:40 +00:00 |
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David Banks
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3c31e9e875
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ICT T65: Fixed an issue the caused an immediate NMI on a Beeb Model B
Change-Id: I5f0e00fc5e4f647c81778821282316e812215cb8
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2015-10-27 18:03:45 +00:00 |
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David Banks
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344e03185d
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Reworked the 6502 single stepping to hide the fact that register writes are pipelined
Change-Id: I6d9157e3d9ade9af72e11d255b224cc7f210f376
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2015-10-26 16:44:25 +00:00 |
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David Banks
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d44d3a889e
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Updated 6809 clocking scheme; tested on Dragon 32 and Simple 6809; fixed 6809 reset command bug; version now 0.64
Change-Id: Id772f50d3676b057ed31c001b211fdf92a9f49f8
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2015-08-08 13:49:13 +01:00 |
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David Banks
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aeed6c1a65
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Further improvements to the clocking of the 6809 for Roland to try
Change-Id: Ida0384c65ca405f50652a3c26665d1c5adac0748
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2015-07-19 18:04:22 +01:00 |
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David Banks
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66b65f1bd6
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Changed 6809 timing to provide bags of write address setup and hold time, version now 0.62
Change-Id: I1da33ddd81253f123e231e3cfad7e086bd3de08d
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2015-07-16 18:16:07 +01:00 |
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David Banks
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318f7678a3
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Further optimization of static data in disassemlers, data memory usage < 1K, version now 0.61
Change-Id: Ibcb5fd3e9141022cb940ebc70ca5369bdeb738c4
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2015-07-07 16:20:32 +01:00 |
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David Banks
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d6c9287067
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Changed to 18K ROM/2K RAM, version now 0.60, bitfiles published for all three designs
Change-Id: I2dd2b203e68d3ddde7d8bbb9052d4d46b802fbbb
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2015-07-06 18:49:57 +01:00 |
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David Banks
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2677a945aa
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Corrected the function of EXTAL and XTAL; version now 0.53
Change-Id: Ib9c329b06827a83c8d9d307db12f16a91e2cb977
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2015-07-04 17:50:03 +01:00 |
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David Banks
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3afc09c07d
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Added a jumper to select between 6809 and 6809E clocking; increased breakpoints to 8; version now 0.52
Change-Id: If17d2d0ff336fde2aafd9613eba47bbe7392ad8c
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2015-07-04 16:51:08 +01:00 |
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David Banks
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5dad7cf788
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Some small bug fixes
Change-Id: I2119c57f24be5675b4530fda9dc3b971935706c7
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2015-07-04 14:50:55 +01:00 |
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David Banks
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7bcea43c68
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Shrunk the 6809 disassembler; version now 0.50; silly mistake
Change-Id: I49f59501559778d501284857d8afe5feca0bc6c0
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2015-07-02 18:02:06 +01:00 |
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David Banks
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1e76d0d980
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Shrunk the 6809 disassembler; version now 0.50
Change-Id: I2776857e2b080ac90d45e79a20ad530f16abfd46
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2015-07-02 18:00:40 +01:00 |
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David Banks
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20269623ea
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Initial checkin of ICE-6809; version now 0.49
Change-Id: I502840a0be0fa58adfc9ddb27c4e2a35a7c2849c
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2015-07-02 15:35:05 +01:00 |
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David Banks
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10be34c618
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Cleaned up/commented the C code base; version now 0.48
Change-Id: I415c97b579e247f7f3d4fdc476b9e5ed6b1e7e70
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2015-07-01 12:08:30 +01:00 |
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David Banks
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727a1c0f2a
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Implemented IO watches/breakpoints; fixed a bug with stepping through CB/DD/ED/FD prefixed opcodes which have 2 M1 cycles; version not 0.47
Change-Id: Iad5cb406bd96a8020ccb65be5cd440bebec20481
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2015-06-30 14:19:19 +01:00 |
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David Banks
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caec07483d
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Fixed a problem with breakpoints running on one instruction on the Z80, version now 0.46
Change-Id: I597087a8ed7d4da211c706e0c4972f5d037706ee
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2015-06-29 17:16:23 +01:00 |
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David Banks
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6d0ec41db0
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Added commands to read/write/dump Z80 IO space; version now 0.45
Change-Id: I85e99f8c19bd285f2dd69ea46b0e662499a5d9e2
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2015-06-29 14:43:20 +01:00 |
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David Banks
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b55ee9789e
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Started work on IO access code
Change-Id: Ib644d8aada47f04594fc6b9c6f6734e02066593b
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2015-06-29 13:03:32 +01:00 |
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David Banks
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0c0fde6a32
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Working Z80 memory access and disassembler in the small GODIL, incremented version to 0.44
Change-Id: I718be7476ec330743c206e737389856fc4b41fc8
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2015-06-28 19:42:25 +01:00 |
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David Banks
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e4e0f864df
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Switched to Timing-Driven Packing, fixed a bug with instr wait states that meant single stepping executed RST 38 because FF was read off databus; increased comparators to 8; incremented version to 0.43. Works with 100pF capgit add -u!
Change-Id: Ie6c8c8fc610599516eb1baf957d001079713e462
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2015-06-27 18:40:12 +01:00 |
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David Banks
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401af8253a
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Simplified down to a single clear command that remove all watches/breakpoints at a given address; updated version to 0.42
Change-Id: I1a1f931a6d39f913610e4b58d54f102b264902e7
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2015-06-27 11:20:49 +01:00 |
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David Banks
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9a68d96233
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Initial checking of Z80 work; slight refactor of BusMonCore; version updated to 0.41
Change-Id: I95f574abb93e84ffb5ca44c45b4c9aa8304e2e58
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2015-06-27 11:07:58 +01:00 |
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David Banks
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eec6e10440
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Added option to do repeat a read/write command n times (where n can be large), incremented version to 0.37
Change-Id: I4b1b02e8d67a581acbf4d5b044e86ffb2bc7e27e
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2015-06-22 18:11:11 +01:00 |
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David Banks
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3c7fb3429e
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Updated AtomBusMon pinout to match 6502, would allow piggy-backing in principle
Change-Id: Ib2c8b2c3fd55f7fbba9b7aecc3d2289ff3114305
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2015-06-20 22:36:10 +01:00 |
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David Banks
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2ec8488190
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Saved ~350 bytes of code memory by further optimizing the disassembler, incremented version to 0.36
Change-Id: Icd551c83acbc07f80af7e4ed426a6da062d7da9c
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2015-06-20 18:18:05 +01:00 |
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David Banks
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5322c18443
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Fixed a bug in the logging of memory errors; incremented version to 0.35
Change-Id: I6cc34881abe359bfe2cc8ae5e84fb2296c49096a
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2015-06-20 16:56:56 +01:00 |
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David Banks
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68f6dccf89
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Added crc and memory test commands, incremented version to 0.34
Change-Id: Ib259fcfce3f10b109d6b9606da3c28cb47230196
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2015-06-20 16:41:40 +01:00 |
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David Banks
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14e4adda94
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Implemented cycle counter and data bus monitoring during read/write watches/breakpoints, incremented version to 0.32
Change-Id: I408f57e66800ea58a56896ec4af5d815d1f12c34
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2015-06-20 12:30:18 +01:00 |
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David Banks
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643c9b2231
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Fixed a bug where I had broken watches by doing memory reads while the 6502 was running
Change-Id: I25e446e9574590111fcda4b19de3ff1f31c299e6
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2015-06-19 16:59:15 +01:00 |
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David Banks
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993f04e395
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Added mask to breakpoint/watches; improved disassembly of breakpoints; incremented version to 0.31
Change-Id: If2a68ba1597d8be5479302f15110602614cc25e1
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2015-06-19 16:10:07 +01:00 |
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David Banks
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60317b002b
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Mimimised the number of memory reads during disassembly, incremented version to 0.30
Change-Id: I2102acd009b6fc2de62d93571d96b5468905b442
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2015-06-18 13:14:10 +01:00 |
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David Banks
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824c40f31e
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Added fill command, memory address reg now auto-increments, version 0.29
Change-Id: I685da6a14cea3dd343dde28c4316bb06ab924bc9
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2015-06-18 12:58:37 +01:00 |
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David Banks
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35ad735420
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Added a jumper enabled fakeTube register at 0xFEE0 with value 0xFE to work around a beeb issue with pullups, incremented version to 0.28
Change-Id: I6b7b79cb01aa350b0caca27e75fb9c689558bcec
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2015-06-18 11:01:06 +01:00 |
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David Banks
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a3cd8ceae4
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Changed to timing of writes slightly as AtomMMC was occasionally failing on New Atom with 0.26. Verified on Beeb. Upped version to 0.27
Change-Id: Iad7639e2984236e9644c5db0331eeec5cd8a1a09
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2015-06-17 17:47:04 +01:00 |
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David Banks
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2599920e75
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Added a register for Din which resolved issue on Beeb, upped version to 0.26
Change-Id: Ic23e4a212675ca58a4e1ad1ea09a020f54b8fdc3
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2015-06-17 14:35:25 +01:00 |
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David Banks
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6d732a01ec
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Improved output of regs and memory dumps
Change-Id: Ib0b7474a198b19a8aba0523f9351edf519941596
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2015-06-17 11:40:59 +01:00 |
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David Banks
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e075d54924
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Updated to later T65 core; added read command; tidied up register display; update version to 0.24
Change-Id: I932eb0caa8f800989346f98f038b9c43814abaef
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2015-06-17 11:17:12 +01:00 |
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David Banks
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664c3194c4
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Implemented memory read/write and disassembly functionality
Change-Id: I269d42bf5e2db0ae47c739c30d6d716cccf8d556
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2015-06-16 18:41:46 +01:00 |
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David Banks
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2fc7485d9c
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Implemented 6502 register access functionality with the embedded core
Change-Id: I0edaa48ddfb4b7057e1dde25895513bcaf395b07
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2015-06-16 11:57:32 +01:00 |
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David Banks
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2675a5a408
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In AtomCpuMon generated Phi1 and Phi2 so the are non-overlapping by 40ns
Change-Id: Id6c3500c221a46d9c6af022a7c710776b22ca196
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2015-06-14 22:24:46 +01:00 |
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