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Diffstat (limited to 'src/mess/drivers/simon.c')
-rw-r--r-- | src/mess/drivers/simon.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/src/mess/drivers/simon.c b/src/mess/drivers/simon.c index e423973d172..48d1d4b2545 100644 --- a/src/mess/drivers/simon.c +++ b/src/mess/drivers/simon.c @@ -3,14 +3,14 @@ /*************************************************************************** Milton Bradley Simon - + Revision A hardware: * TMS1000 (has internal ROM), DS75494 lamp driver - + Newer revisions have a smaller 16-pin MB4850 chip instead of the TMS1000. This one has been decapped too, but we couldn't find an internal ROM. It is possibly a cost-reduced custom ASIC specifically for Simon. - + Other games assumed to be on similar hardware: - Pocket Simon, but there's a chance it only exists with MB4850 chip - Super Simon (TMS1100) @@ -61,7 +61,7 @@ public: READ8_MEMBER(simon_state::read_k) { UINT8 k = 0; - + // read selected button rows for (int i = 0; i < 4; i++) { @@ -82,7 +82,7 @@ WRITE16_MEMBER(simon_state::write_r) // R7 -> 75494 IN2 -> blue lamp for (int i = 0; i < 4; i++) output_set_lamp_value(i, data >> (4 + i) & 1); - + // R8 -> 75494 IN0 -> speaker m_speaker->level_w(data >> 8 & 1); |