Sprinter/mame
2
0
Fork 0
mirror of https://github.com/holub/mame synced 2025-10-06 17:08:28 +03:00
Code Issues Actions 3 Packages Projects Releases Wiki Activity

Eliminate last use of set_digit_value (nw)

Browse Source
This commit is contained in:
AJR 2018-04-13 15:59:50 -04:00
parent 20ec40e79a
commit a633e01ae9
2 changed files with 7 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
src/devices/bus/dmv/k220.cpp
View File

@ -126,6 +126,7 @@ dmv_k220_device::dmv_k220_device(const machine_config &mconfig, const char *tag,
, m_ppi(*this, "ppi8255")
, m_ram(*this, "ram")
, m_rom(*this, "rom")
, m_digits(*this, "digit%u", 0U)
, m_portc(0)
{
}
@ -139,6 +140,8 @@ void dmv_k220_device::device_start()
address_space &space = machine().device<cpu_device>("maincpu")->space(AS_IO);
space.install_readwrite_handler(0x08, 0x0b, read8_delegate(FUNC(pit8253_device::read), &(*m_pit)), write8_delegate(FUNC(pit8253_device::write), &(*m_pit)), 0);
space.install_readwrite_handler(0x0c, 0x0f, read8_delegate(FUNC(i8255_device::read), &(*m_ppi)), write8_delegate(FUNC(i8255_device::write), &(*m_ppi)), 0);
m_digits.resolve();
}
//-------------------------------------------------
@ -231,8 +234,8 @@ WRITE8_MEMBER( dmv_k220_device::porta_w )
// 74LS247 BCD-to-Seven-Segment Decoder
static uint8_t bcd2hex[] = { 0x3f, 0x06, 0x5b, 0x4f, 0x66, 0x6d, 0x7d, 0x07, 0x7f, 0x6f, 0x58, 0x4c, 0x62, 0x69, 0x78, 0x00 };
machine().output().set_digit_value(0, bcd2hex[(data >> 4) & 0x0f]);
machine().output().set_digit_value(1, bcd2hex[data & 0x0f]);
m_digits[0] = bcd2hex[(data >> 4) & 0x0f];
m_digits[1] = bcd2hex[data & 0x0f];
}

2
src/devices/bus/dmv/k220.h
View File

@ -49,6 +49,8 @@ private:
required_memory_region m_ram;
required_memory_region m_rom;
output_finder<2> m_digits;
uint8_t m_portc;
};