summaryrefslogtreecommitdiffstatshomepage
path: root/src/devices/cpu/tms1000/tp0320.cpp
blob: 71a5eda71f1f311e4afad42dd795e7774f14dd21 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
// license:BSD-3-Clause
// copyright-holders:Wilbert Pol, hap
/*

  TMS1000 family - TP0320

*/

#include "tp0320.h"
#include "debugger.h"

// TP0320 is TI's first CMOS MCU with integrated LCD controller, the die is still very similar to TMS0980
// - ROM and main RAM is same as on TMS0980 with different row-select
// - 
const device_type TP0320 = &device_creator<tp0320_cpu_device>; // 28-pin SDIP, ..


// internal memory maps
static ADDRESS_MAP_START(program_11bit_9, AS_PROGRAM, 16, tms1k_base_device)
	AM_RANGE(0x000, 0xfff) AM_ROM
ADDRESS_MAP_END

static ADDRESS_MAP_START(data_64x9_as4, AS_DATA, 8, tms1k_base_device)
	AM_RANGE(0x00, 0x7f) AM_RAM
	AM_RANGE(0x80, 0x8f) AM_RAM AM_MIRROR(0x70) // DAM
ADDRESS_MAP_END


// device definitions
tp0320_cpu_device::tp0320_cpu_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock)
	: tms0980_cpu_device(mconfig, TP0320, "TP0320", tag, owner, clock, 7 /* o pins */, 10 /* r pins */, 7 /* pc bits */, 9 /* byte width */, 4 /* x width */, 12 /* prg width */, ADDRESS_MAP_NAME(program_11bit_9), 8 /* data width */, ADDRESS_MAP_NAME(data_64x9_as4), "tp0320", __FILE__)
{ }


// disasm
offs_t tp0320_cpu_device::disasm_disassemble(char *buffer, offs_t pc, const UINT8 *oprom, const UINT8 *opram, UINT32 options)
{
	extern CPU_DISASSEMBLE(tp0320);
	return CPU_DISASSEMBLE_NAME(tp0320)(this, buffer, pc, oprom, opram, options);
}