diff options
Diffstat (limited to 'src/devices/cpu/m6502/m6502.cpp')
-rw-r--r-- | src/devices/cpu/m6502/m6502.cpp | 8 |
1 files changed, 1 insertions, 7 deletions
diff --git a/src/devices/cpu/m6502/m6502.cpp b/src/devices/cpu/m6502/m6502.cpp index 2ca7329bf87..013e4f19ef4 100644 --- a/src/devices/cpu/m6502/m6502.cpp +++ b/src/devices/cpu/m6502/m6502.cpp @@ -6,12 +6,6 @@ MOS Technology 6502, original NMOS variant -TODO: -- device_start SP = 0x01bd; can't be right. At power-on, SP = 0(0x100) - and at RESET, it is decremented 3 times without writing to the stack - see: https://www.pagetable.com/?p=410 - In other words, the first couple of cycles of STATE_RESET aren't emulated - ***************************************************************************/ #include "emu.h" @@ -99,7 +93,7 @@ void m6502_device::init() X = 0x80; Y = 0x00; P = 0x36; - SP = 0x01bd; + SP = 0x0100; TMP = 0x0000; TMP2 = 0x00; IR = 0x00; |