diff options
Diffstat (limited to 'src/devices/cpu/tms1000/tms0980.h')
-rw-r--r-- | src/devices/cpu/tms1000/tms0980.h | 48 |
1 files changed, 38 insertions, 10 deletions
diff --git a/src/devices/cpu/tms1000/tms0980.h b/src/devices/cpu/tms1000/tms0980.h index d187e23247a..87ab670af28 100644 --- a/src/devices/cpu/tms1000/tms0980.h +++ b/src/devices/cpu/tms1000/tms0980.h @@ -14,23 +14,46 @@ #include "tms0970.h" +// pinout reference + +/* + ____ ____ + R2 1 |* \_/ | 28 R3 + R1 2 | | 27 R4 + R0 3 | | 26 R5 + ? 4 | | 25 R6 + Vdd 5 | | 24 R7 + K3 6 | | 23 R8 + K8 7 | TMS0980 | 22 ? + K4 8 | | 21 ? + K2 9 | | 20 Vss + K1 10 | | 19 ? + O7 11 | | 18 O0 + O6 12 | | 17 O1 + O5 13 | | 16 O2 + O4 14 |___________| 15 O3 + + note: TMS0980 official pin names for R0-R8 is D9-D1, O0-O7 is S(A-G,DP) + +*/ + + class tms0980_cpu_device : public tms0970_cpu_device { public: tms0980_cpu_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock); protected: - tms0980_cpu_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, u32 clock, u8 o_pins, u8 r_pins, u8 pc_bits, u8 byte_bits, u8 x_bits, int prgwidth, address_map_constructor program, int datawidth, address_map_constructor data); + tms0980_cpu_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, u32 clock, u8 o_pins, u8 r_pins, u8 pc_bits, u8 byte_bits, u8 x_bits, u8 stack_levels, int rom_width, address_map_constructor rom_map, int ram_width, address_map_constructor ram_map); - void program_11bit_9(address_map &map); - void data_144x4(address_map &map); + void ram_144x4(address_map &map) ATTR_COLD; // overrides - virtual u32 decode_fixed(u16 op); - virtual u32 decode_micro(u8 sel) override; - virtual void device_reset() override; + virtual u32 decode_fixed(offs_t offset); + virtual u32 decode_micro(offs_t offset) override; + virtual void device_reset() override ATTR_COLD; - virtual void device_add_mconfig(machine_config &config) override; + virtual void device_add_mconfig(machine_config &config) override ATTR_COLD; virtual std::unique_ptr<util::disasm_interface> create_disassembler() override; @@ -40,6 +63,12 @@ protected: virtual void read_opcode() override; virtual void op_comx() override; + virtual void op_xda() override; + virtual void op_off() override; + virtual void op_seac() override; + virtual void op_reac() override; + virtual void op_sal() override; + virtual void op_sbl() override; }; class tms1980_cpu_device : public tms0980_cpu_device @@ -49,10 +78,9 @@ public: protected: // overrides - virtual void device_add_mconfig(machine_config &config) override; + virtual void device_add_mconfig(machine_config &config) override ATTR_COLD; - virtual void write_o_output(u8 index) override { tms1k_base_device::write_o_output(index); } - virtual u8 read_k_input() override { return tms1k_base_device::read_k_input(); } + virtual void write_o_reg(u8 index) override { tms1k_base_device::write_o_reg(index); } virtual void op_setr() override { tms1k_base_device::op_setr(); } virtual void op_tdo() override; |