BCS: Difference between revisions

Latest revision as of 11:47, 14 December 2023


Basic Info
Addressing Mode	Opcode	Length	Speed
Program Counter Relative	B0	2 byte	2 cycles


Flags Affected
N	V	M	X	D	I	Z	C
.	.	.	.	.	.	.	.

BCS (Branch if Carry Set) is a 65x instruction that performs a jump if the carry flag is set. An alternate mnemonic is "BGE."

@@ Line 7: / Line 7: @@
 |'''Speed'''
 |+
-|relative
+|[[Program Counter Relative]]
 |B0
 |2 byte
@@ Line 35: / Line 35: @@
 |}
-'''BCC''' (Branch if Carry Set) is a 65x instruction that performs a jump if the [[carry flag]] is set.  An alternate mnemonic is "BGE."
+'''BCS''' (Branch if Carry Set) is a 65x instruction that performs a jump if the [[carry flag]] is set.  An alternate mnemonic is "BGE."
 === See Also ===
@@ Line 44: / Line 44: @@
 * [[Eyes & Lichty]] page 429, on BCS: https://archive.org/details/0893037893ProgrammingThe65816/page/n455
 * [[Labiak]] page 119 on BCS: https://archive.org/details/Programming_the_65816/page/n129
-* [[MCS6500 Manual]] page on BCS: https://archive.org/details/mos_microcomputers_programming_manual/page/n55
+* [[MCS6500 Manual]] page 40 on BCS: https://archive.org/details/mos_microcomputers_programming_manual/page/n55
-* [[Carr]] page on BCS: https://archive.org/details/6502UsersManual/page/n261
+* [[Carr]] page 248 on BCS: https://archive.org/details/6502UsersManual/page/n261
-* [[Leventhal]] page on BCS: https://archive.org/details/6502-assembly-language-programming/page/n93
+* [[Leventhal]] page 3-44 on BCS: https://archive.org/details/6502-assembly-language-programming/page/n93
 * snes9x implementation of BCS:https://github.com/snes9xgit/snes9x/blob/master/cpuops.cpp#L1365
@@ Line 53: / Line 53: @@
 [[Category:Conditional Branches]]
 [[Category:Two-byte Instructions]]
+[[Category:Two-cycle Instructions]]