diff options
Diffstat (limited to 'src/mess/drivers/ticalc1x.c')
-rw-r--r-- | src/mess/drivers/ticalc1x.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/src/mess/drivers/ticalc1x.c b/src/mess/drivers/ticalc1x.c index 981cf40e71e..414c8c6fb75 100644 --- a/src/mess/drivers/ticalc1x.c +++ b/src/mess/drivers/ticalc1x.c @@ -9,8 +9,7 @@ TODO: - ON/OFF button callbacks, and support OFF callback from the 0980 - - CPU clocks are unknown - + - MCU clocks are unknown ***************************************************************************/ @@ -136,7 +135,7 @@ void ticalc1x_state::tisr16_leds_update() if (m_r >> i & 1) m_leds_state[i] = m_o; - // exponent sign + // exponent sign (not 100% sure this is correct) m_leds_state[11] = (m_leds_state[0] | m_leds_state[1]) ? 0x40 : 0; // send to output @@ -250,7 +249,7 @@ WRITE16_MEMBER(ticalc1x_state::wizatron_write_o) READ8_MEMBER(ticalc1x_state::ti30_read_k) { - // the top row is always on + // the Vss row is always on UINT8 k = m_button_matrix[8]->read(); // read selected button rows |