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Diffstat (limited to 'src/mess/drivers/ticalc1x.c')
-rw-r--r--src/mess/drivers/ticalc1x.c7
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