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eZ80 CPU User Manual 138 STMIX Reset Mixed Mode Operation Description MADL ← 1 The Mixed ADL Mode Flag is set to 1. Condition Bits Affected None Mnemonic Operands ADL Mode Cycles Op Codes RSMIX — X 2 ED, 7D UM007701-1100
eZ80 CPU User Manual 139 SUB A, s Subtract Operation Description A ← A – s The s operand is any of r, n, (HL), (IX+d), or (IY+d). The s operand is subtracted from the contents of the Accumulator, which contains the result. ADL mode affects operations with the HL, IX, and IY registers. ADL mode may be overridden with the .S or .L suffix. Condition Bits Affected S Z H P/V N C Set if result is negative; reset otherwise. Set if result is zero; reset otherwise. Set if borrow from Bit 4; reset otherwise. Set if overflow; reset otherwise. Set. Set if borrow; reset otherwise. Mnemonic Operands ADL Mode Cycles Op Codes SUB A,r X 1 jj SUB A,n X 2 D6, nn SUB A,(HL) X 2 96 SUB.S A,(HL) 1 3 52, 96 SUB.L A,(HL) 0 3 49, 96 SUB A,(IX+d) X 4 DD, 96, dd SUB.S A,(IX+d) 1 5 52, DD, 96, dd SUB.L A,(IX+d) 0 5 49, DD, 96, dd SUB A,(IY+d) X 4 FD, 96, dd SUB.S A,(IY+d) 1 5 52, FD, 96, dd SUB.L A,(IY+d) 0 5 49, FD, 96, dd jj = binary code 10 010 rrr where rrr identifies the A, B, C, D, E, H, or L register assembled as follows into the object code: Register rrr A 111 B 000 C 001 D 010 E 011 H 100 L 101 UM007701-1100
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eZ80 CPU User Manual UM007701-1100
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eZ80 CPU User Manual i Table of Con
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eZ80 CPU User Manual iii INIR . . .
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eZ80 CPU User Manual v List of Tabl
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eZ80 CPU User Manual 1 Introduction
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eZ80 CPU User Manual 3 In ADL mode,
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eZ80 CPU User Manual 5 CPU Response
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eZ80 CPU User Manual 7 I/O Space A
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eZ80 CPU User Manual 9 Changing the
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eZ80 CPU User Manual 11 Table 4. RE
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eZ80 CPU User Manual 13 Suffixes .I
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eZ80 CPU User Manual 15 Carry Flag
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eZ80 CPU User Manual 17 For compare
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eZ80 CPU User Manual 19 ADC HL, ss
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eZ80 CPU User Manual 21 ADD rr, ss
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eZ80 CPU User Manual 23 BIT b, m Te
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eZ80 CPU User Manual 25 CALL cc, Mm
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eZ80 CPU User Manual 27 CCF Complem
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eZ80 CPU User Manual 29 CPD Compare
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eZ80 CPU User Manual 31 CPI Compare
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eZ80 CPU User Manual 33 CPL Complem
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eZ80 CPU User Manual 35 DEC qq Decr
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eZ80 CPU User Manual 37 DI Disable
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eZ80 CPU User Manual 39 EI Enable I
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eZ80 CPU User Manual 41 EX DE, HL E
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eZ80 CPU User Manual 43 EXX Exchang
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eZ80 CPU User Manual 45 IM n Set In
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eZ80 CPU User Manual 47 IN r, (C) I
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eZ80 CPU User Manual 49 INC qq Incr
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eZ80 CPU User Manual 51 IND Input a
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eZ80 CPU User Manual 53 IND2R Input
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eZ80 CPU User Manual 55 INDMR Input
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eZ80 CPU User Manual 57 INI Input a
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eZ80 CPU User Manual 59 INI2R Input
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eZ80 CPU User Manual 61 INIMR Input
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eZ80 CPU User Manual 63 JP (rr) Jum
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eZ80 CPU User Manual 65 JP cc, Mmn
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eZ80 CPU User Manual 67 JR cc, d Co
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eZ80 CPU User Manual 69 LD A, MB Lo
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eZ80 CPU User Manual 71 LD A, (pp)
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eZ80 CPU User Manual 73 LD (HL), tt
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eZ80 CPU User Manual 75 Operation D
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eZ80 CPU User Manual 77 LD (Mmn), A
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eZ80 CPU User Manual 79 LD (pp), A
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eZ80 CPU User Manual 81 LD R, A Loa
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eZ80 CPU User Manual 83 LD r, r’
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eZ80 CPU User Manual 85 LD SP, rr L
Page 95 and 96: eZ80 CPU User Manual 87 LD tt,(ii)
Page 97 and 98: eZ80 CPU User Manual 89 LD (uu), r
Page 99 and 100: eZ80 CPU User Manual 91 LEA tt, IX+
Page 101 and 102: eZ80 CPU User Manual 93 OR A, s Log
Page 103 and 104: eZ80 CPU User Manual 95 OTDM Output
Page 105 and 106: eZ80 CPU User Manual 97 OTDR Output
Page 107 and 108: eZ80 CPU User Manual 99 OTIM Output
Page 109 and 110: eZ80 CPU User Manual 101 OTIR Outpu
Page 111 and 112: eZ80 CPU User Manual 103 OUTD Outpu
Page 113 and 114: eZ80 CPU User Manual 105 OUT (n), A
Page 115 and 116: eZ80 CPU User Manual 107 OUTI Outpu
Page 117 and 118: eZ80 CPU User Manual 109 PEA IX+d P
Page 119 and 120: eZ80 CPU User Manual 111 POP vv Pop
Page 121 and 122: eZ80 CPU User Manual 113 RES b, m R
Page 123 and 124: eZ80 CPU User Manual 115 RET cc Con
Page 125 and 126: eZ80 CPU User Manual 117 RETN Retur
Page 127 and 128: eZ80 CPU User Manual 119 RLCA Rotat
Page 129 and 130: eZ80 CPU User Manual 121 RLD Rotate
Page 131 and 132: eZ80 CPU User Manual 123 RRA Rotate
Page 133 and 134: eZ80 CPU User Manual 125 RRC m Rota
Page 135 and 136: eZ80 CPU User Manual 127 RR m Rotat
Page 137 and 138: eZ80 CPU User Manual 129 RST n Rest
Page 139 and 140: eZ80 CPU User Manual 131 SBC HL, ss
Page 141 and 142: eZ80 CPU User Manual 133 SET b, m S
Page 143 and 144: eZ80 CPU User Manual 135 SLP Sleep
Page 145: eZ80 CPU User Manual 137 SRL m Shif
Page 149 and 150: eZ80 CPU User Manual 141 TSTIO n Te
Page 151 and 152: eZ80 CPU User Manual 143 Op Code Ma
Page 153 and 154: eZ80 CPU User Manual 145 Table 9. O
Page 155 and 156: eZ80 CPU User Manual 147 Table 11.
Page 157 and 158: eZ80 CPU User Manual 149 Table 13.
Page 159 and 160: eZ80 CPU User Manual 151 Index A AD
Page 161 and 162: eZ80 CPU User Manual 153 IND2, 52 I
Page 163 and 164: eZ80 CPU User Manual 155 OTI2R, 98
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