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(nw) milwaukee : notes

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This commit is contained in:
Robbbert 2018-09-08 21:50:47 +10:00
parent f1503bce20
commit 925d9c802e
1 changed files with 8 additions and 3 deletions
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11
src/mame/drivers/milwaukee.cpp
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@ -9,6 +9,13 @@ Milwaukee Computer MC-1000 series (MC-1000/1100/1200/1300/1400) all the same exc
Chips: SY6502, 2x 6821, 2x MC6850P, 6852, INS8253
Other: 2x 7-position rotary "dips" to select baud rates on each 6850 (19.2K, 9600, 4800, 2400, 1200, 600, 300).
Status:
- When booted it asks for a test to perform. Valid answers are A,B,D,E,H,I,M,O,P,S,W. To exit a test, press E.
M displays * then loops. E just asks the Test question again. P gets caught in a loop (fdc test).
When W pressed, N is displayed.
************************************************************************************************************************************/
#include "emu.h"
@ -26,7 +33,6 @@ public:
milwaukee_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag)
, m_maincpu(*this, "maincpu")
//, m_p_chargen(*this, "chargen")
{ }
void milwaukee(machine_config &config);
@ -34,12 +40,11 @@ public:
private:
void mem_map(address_map &map);
required_device<cpu_device> m_maincpu;
//required_region_ptr<u8> m_p_chargen;
};
void milwaukee_state::mem_map(address_map &map)
{
map(0x0000, 0xf7ff).ram();
//AM_RANGE(0xf800, 0xf87f) expansion i/o
//map(0xf800, 0xf87f) expansion i/o
map(0xf880, 0xf881).rw("acia1", FUNC(acia6850_device::read), FUNC(acia6850_device::write)); // terminal
map(0xf882, 0xf883).rw("acia2", FUNC(acia6850_device::read), FUNC(acia6850_device::write)); // remote
map(0xf884, 0xf887).rw("pia1", FUNC(pia6821_device::read), FUNC(pia6821_device::write)); // centronics