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Diffstat (limited to 'src/mess/drivers/pc8801.c')
-rw-r--r--src/mess/drivers/pc8801.c14
1 files changed, 0 insertions, 14 deletions
diff --git a/src/mess/drivers/pc8801.c b/src/mess/drivers/pc8801.c
index e77a75f5728..6b7be4196d4 100644
--- a/src/mess/drivers/pc8801.c
+++ b/src/mess/drivers/pc8801.c
@@ -447,9 +447,7 @@ public:
DECLARE_READ8_MEMBER(upd765_tc_r);
DECLARE_WRITE8_MEMBER(fdc_irq_vector_w);
DECLARE_WRITE8_MEMBER(fdc_drive_mode_w);
- DECLARE_READ_LINE_MEMBER(rxdata_callback);
DECLARE_WRITE_LINE_MEMBER(txdata_callback);
- DECLARE_READ_LINE_MEMBER(dsr_r);
DECLARE_WRITE_LINE_MEMBER(rxrdy_w);
DECLARE_READ8_MEMBER(pc8801_sound_board_r);
DECLARE_WRITE8_MEMBER(pc8801_sound_board_w);
@@ -2606,16 +2604,6 @@ static const ay8910_interface single_ay8910_config =
};
/* Cassette Configuration */
-READ_LINE_MEMBER( pc8801_state::rxdata_callback )
-{
- return 0;
- //return (m_cass->input() > -0.1) ? 1 : 0;
-}
-
-READ_LINE_MEMBER( pc8801_state::dsr_r )
-{
- return 0; // bit 7 status
-}
WRITE_LINE_MEMBER( pc8801_state::txdata_callback )
{
@@ -2629,9 +2617,7 @@ WRITE_LINE_MEMBER( pc8801_state::rxrdy_w )
static const i8251_interface uart_intf =
{
- DEVCB_DRIVER_LINE_MEMBER(pc8801_state,rxdata_callback), //rxd_cb
DEVCB_DRIVER_LINE_MEMBER(pc8801_state,txdata_callback), //txd_cb
- DEVCB_DRIVER_LINE_MEMBER(pc8801_state,dsr_r),
DEVCB_NULL,
DEVCB_DRIVER_LINE_MEMBER(pc8801_state,rxrdy_w),
DEVCB_NULL,