udis/z80.py

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##########################################################################
#
# Processor specific code
# CPU = "Z80"
# Description = "Zilog 8-bit microprocessor."
# DataWidth = 8 # 8-bit data
# AddressWidth = 16 # 16-bit addresses
# Maximum length of an instruction (for formatting purposes)
maxLength = 3
# Leadin bytes for multibyte instructions
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leadInBytes = [0xcb, 0xdd, 0xed, 0xfd]
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# Addressing mode table
# List of addressing modes and corresponding format strings for operands.
addressModeTable = {
"implied" : "",
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"a" : "a",
"b" : "b",
"c" : "c",
"d" : "d",
"e" : "e",
"h" : "h",
"l" : "l",
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"m" : "m",
"nc" : "nc",
"p" : "p",
"z" : "z",
"nz" : "nz",
"pe" : "pe",
"po" : "po",
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"sp" : "sp",
"bc" : "bc",
"de" : "de",
"hl" : "hl",
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"af" : "af",
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"a,a" : "a,a",
"a,b" : "a,b",
"a,c" : "a,c",
"a,d" : "a,d",
"a,e" : "a,e",
"a,h" : "a,h",
"a,l" : "a,l",
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"b,a" : "b,a",
"b,b" : "b,b",
"b,c" : "b,c",
"b,d" : "b,d",
"b,e" : "b,e",
"b,h" : "b,h",
"b,l" : "b,l",
"c,l" : "c,l",
"c,a" : "c,a",
"c,b" : "c,b",
"c,c" : "c,c",
"c,d" : "c,d",
"c,e" : "c,e",
"c,h" : "c,h",
"d,a" : "d,a",
"d,b" : "d,b",
"d,c" : "d,c",
"d,d" : "d,d",
"d,e" : "d,e",
"d,h" : "d,h",
"d,l" : "d,l",
"e,a" : "e,a",
"e,b" : "e,b",
"e,c" : "e,c",
"e,d" : "e,d",
"e,e" : "e,e",
"e,h" : "e,h",
"e,l" : "e,l",
"h,a" : "h,a",
"h,b" : "h,b",
"h,c" : "h,c",
"h,d" : "h,d",
"h,e" : "h,e",
"h,h" : "h,h",
"h,l" : "h,l",
"l,b" : "l,b",
"l,a" : "l,a",
"l,c" : "l,c",
"l,d" : "l,d",
"l,e" : "l,e",
"l,h" : "l,h",
"l,l" : "l,l",
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"af,af" : "af,af",
"hl,bc" : "hl,bc",
"hl,de" : "hl,bc",
"hl,hl" : "hl,hl",
"hl,sp" : "hl,sp",
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"sp,hl" : "sp,hl",
"de,hl" : "de,hl",
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"bc,nn" : "bc,${1:02X}{0:02X}",
"de,nn" : "de,${1:02X}{0:02X}",
"hl,nn" : "hl,${1:02X}{0:02X}",
"sp,nn" : "sp,${1:02X}{0:02X}",
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"c,nn" : "c,${1:02X}{0:02X}",
"m,nn" : "m,${1:02X}{0:02X}",
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"indnn,hl" : "(${1:02X}{0:02X}),hl",
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"indn,a" : "(${0:02X}),a",
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"indhl,n" : "(hl),(${0:02X})",
"a,indnn" : "a,(${1:02X}{0:02X})",
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"a,indn" : "a,(${0:02X})",
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"indnn,a" : "(${1:02X}{0:02X}),a",
"hl,indnn" : "hl,(${1:02X}{0:02X})",
"indbc,a" : "(bc),a",
"indde,a" : "(de),a",
"indhl" : "(hl)",
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"indhl,a" : "(hl),a",
"indhl,b" : "(hl),b",
"indhl,c" : "(hl),c",
"indhl,d" : "(hl),d",
"indhl,e" : "(hl),e",
"indhl,h" : "(hl),h",
"indhl,l" : "(hl),l",
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"indsp,hl" : "(sp),hl",
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"a,indde" : "a,(de)",
"a,indbc" : "a,(bc)",
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"b,indhl" : "b,(hl)",
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"a,indhl" : "a,(hl)",
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"c,indhl" : "c,(hl)",
"d,indhl" : "d,(hl)",
"e,indhl" : "e,(hl)",
"h,indhl" : "h,(hl)",
"l,indhl" : "l,(hl)",
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"n" : "${0:02X}",
"a,n" : "a,${0:02X}",
"b,n" : "b,${0:02X}",
"c,n" : "b,${0:02X}",
"d,n" : "d,${0:02X}",
"e,n" : "e,${0:02X}",
"h,n" : "h,${0:02X}",
"l,n" : "l,${0:02X}",
"nz,n" : "nz,${0:04X}",
"z,n" : "z,${0:04X}",
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"z,nn" : "z,${1:02X}{0:02X}",
"nz,nn" : "nz,${1:02X}{0:02X}",
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"nc,n" : "nc,${0:04X}",
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"nc,nn" : "nc,${1:02X}{0:02X}",
"pe,nn" : "pe,${1:02X}{0:02X}",
"po,nn" : "po,${1:02X}{0:02X}",
"p,nn" : "p,${1:02X}{0:02X}",
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"c,n" : "c,${0:04X}",
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"nn" : "${1:02X}{0:02X}",
"00" : "$00",
"08" : "$08",
"10" : "$10",
"18" : "$18",
"20" : "$20",
"28" : "$28",
"30" : "$10",
"38" : "$18",
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}
# Op Code Table
# Key is numeric opcode (possibly multiple bytes)
# Value is a list:
# # bytes
# mnemonic
# addressing mode
# flags (e.g. pcr)
opcodeTable = {
0x00 : [ 1, "nop", "implied" ],
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0x01 : [ 3, "ld", "bc,nn" ],
0x02 : [ 1, "ld", "indbc,a" ],
0x03 : [ 1, "inc", "bc" ],
0x04 : [ 1, "inc", "b" ],
0x05 : [ 1, "dec", "b" ],
0x06 : [ 2, "ld", "b,n" ],
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0x07 : [ 1, "rlca", "implied" ],
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0x08 : [ 1, "ex", "af,af" ],
0x09 : [ 1, "add", "hl,bc" ],
0x0a : [ 1, "ld", "a,indbc" ],
0x0b : [ 1, "dec", "bc" ],
0x0c : [ 1, "inc", "c" ],
0x0d : [ 1, "dec", "c" ],
0x0e : [ 2, "ld", "c,n" ],
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0x0f : [ 1, "rrca", "implied" ],
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0x10 : [ 2, "djnz", "n", pcr ],
0x11 : [ 3, "ld", "de,nn" ],
0x12 : [ 1, "ld", "indde,a" ],
0x13 : [ 1, "inc", "de" ],
0x14 : [ 1, "inc", "d" ],
0x15 : [ 1, "dec", "d" ],
0x16 : [ 2, "ld", "d,n" ],
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0x17 : [ 1, "rla", "implied" ],
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0x18 : [ 2, "jr", "n", pcr ],
0x19 : [ 1, "add", "hl,de" ],
0x1a : [ 1, "ld", "a,indde" ],
0x1b : [ 1, "dec", "de" ],
0x1c : [ 1, "inc", "e" ],
0x1d : [ 1, "dec", "e" ],
0x1e : [ 2, "ld", "e,n" ],
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0x1f : [ 1, "rra", "implied" ],
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0x20 : [ 2, "jr", "nz,n" ],
0x21 : [ 3, "ld", "hl,nn" ],
0x22 : [ 3, "ld", "indnn,hl" ],
0x23 : [ 1, "inc", "hl" ],
0x24 : [ 1, "inc", "h" ],
0x25 : [ 1, "dec", "h" ],
0x26 : [ 2, "ld", "h,n" ],
0x27 : [ 1, "daa", "implied" ],
0x28 : [ 2, "jr", "z,n", pcr ],
0x29 : [ 1, "add", "hl,hl" ],
0x2a : [ 3, "ld", "hl,indnn" ],
0x2b : [ 1, "dec", "hl" ],
0x2c : [ 1, "inc", "l" ],
0x2d : [ 1, "dec", "l" ],
0x2e : [ 2, "ld", "l,n" ],
0x2f : [ 1, "cpl", "implied" ],
0x30 : [ 2, "jr", "nc,n", pcr ],
0x31 : [ 3, "ld", "sp,nn" ],
0x32 : [ 3, "ld", "indnn,a" ],
0x33 : [ 1, "inc", "sp" ],
0x34 : [ 1, "inc", "indhl" ],
0x35 : [ 1, "dec", "indhl" ],
0x36 : [ 2, "ld", "indhl,n" ],
0x37 : [ 1, "scf", "implied" ],
0x38 : [ 2, "jr", "c,n", pcr ],
0x39 : [ 1, "add", "hl,sp" ],
0x3a : [ 3, "ld", "a,indnn" ],
0x3b : [ 1, "dec", "sp" ],
0x3c : [ 1, "inc", "a" ],
0x3d : [ 1, "dec", "a" ],
0x3e : [ 2, "ld", "a,n" ],
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0x3f : [ 1, "ccf", "implied" ],
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0x40 : [ 1, "ld", "b,b" ],
0x41 : [ 1, "ld", "b,c" ],
0x42 : [ 1, "ld", "b,d" ],
0x43 : [ 1, "ld", "b,e" ],
0x44 : [ 1, "ld", "b,h" ],
0x45 : [ 1, "ld", "b,l" ],
0x46 : [ 1, "ld", "b,indhl" ],
0x47 : [ 1, "ld", "b,a" ],
0x48 : [ 1, "ld", "c,b" ],
0x49 : [ 1, "ld", "c,c" ],
0x4a : [ 1, "ld", "c,d" ],
0x4b : [ 1, "ld", "c,e" ],
0x4c : [ 1, "ld", "c,h" ],
0x4d : [ 1, "ld", "c,l" ],
0x4e : [ 1, "ld", "c,indhl" ],
0x4f : [ 1, "ld", "c,a" ],
0x50 : [ 1, "ld", "d,b" ],
0x51 : [ 1, "ld", "d,c" ],
0x52 : [ 1, "ld", "d,d" ],
0x53 : [ 1, "ld", "d,e" ],
0x54 : [ 1, "ld", "d,h" ],
0x55 : [ 1, "ld", "d,l" ],
0x56 : [ 1, "ld", "d,indhl" ],
0x57 : [ 1, "ld", "d,a" ],
0x58 : [ 1, "ld", "e,b" ],
0x59 : [ 1, "ld", "e,c" ],
0x5a : [ 1, "ld", "e,d" ],
0x5b : [ 1, "ld", "e,e" ],
0x5c : [ 1, "ld", "e,h" ],
0x5d : [ 1, "ld", "e,l" ],
0x5e : [ 1, "ld", "e,indhl" ],
0x5f : [ 1, "ld", "e,a" ],
0x60 : [ 1, "ld", "h,b" ],
0x61 : [ 1, "ld", "h,c" ],
0x62 : [ 1, "ld", "h,d" ],
0x63 : [ 1, "ld", "h,e" ],
0x64 : [ 1, "ld", "h,h" ],
0x65 : [ 1, "ld", "h,l" ],
0x66 : [ 1, "ld", "h,indhl" ],
0x67 : [ 1, "ld", "h,a" ],
0x68 : [ 1, "ld", "l,b" ],
0x69 : [ 1, "ld", "l,c" ],
0x6a : [ 1, "ld", "l,d" ],
0x6b : [ 1, "ld", "l,e" ],
0x6c : [ 1, "ld", "l,h" ],
0x6d : [ 1, "ld", "l,l" ],
0x6e : [ 1, "ld", "l,indhl" ],
0x6f : [ 1, "ld", "l,a" ],
0x70 : [ 1, "ld", "indhl,b" ],
0x71 : [ 1, "ld", "indhl,c" ],
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0x72 : [ 1, "ld", "indhl,d" ],
0x73 : [ 1, "ld", "indhl,e" ],
0x74 : [ 1, "ld", "indhl,h" ],
0x75 : [ 1, "ld", "indhl,l" ],
0x76 : [ 1, "halt", "implied" ],
0x77 : [ 1, "ld", "indhl,a" ],
0x78 : [ 1, "ld", "a,b" ],
0x79 : [ 1, "ld", "a,c" ],
0x7a : [ 1, "ld", "a,d" ],
0x7b : [ 1, "ld", "a,e" ],
0x7c : [ 1, "ld", "a,h" ],
0x7d : [ 1, "ld", "a,l" ],
0x7e : [ 1, "ld", "a,indhl" ],
0x7f : [ 1, "ld", "a,a" ],
0x80 : [ 1, "add", "a,b" ],
0x81 : [ 1, "add", "a,c" ],
0x82 : [ 1, "add", "a,d" ],
0x83 : [ 1, "add", "a,e" ],
0x84 : [ 1, "add", "a,h" ],
0x85 : [ 1, "add", "a,l" ],
0x86 : [ 1, "add", "a,indhl" ],
0x87 : [ 1, "add", "a,a" ],
0x88 : [ 1, "adc", "a,b" ],
0x89 : [ 1, "adc", "a,c" ],
0x8a : [ 1, "adc", "a,d" ],
0x8b : [ 1, "adc", "a,e" ],
0x8c : [ 1, "adc", "a,h" ],
0x8d : [ 1, "adc", "a,l" ],
0x8e : [ 1, "adc", "a,indhl" ],
0x8f : [ 1, "adc", "a,a" ],
0x90 : [ 1, "sub", "b" ],
0x91 : [ 1, "sub", "c" ],
0x92 : [ 1, "sub", "d" ],
0x93 : [ 1, "sub", "e" ],
0x94 : [ 1, "sub", "h" ],
0x95 : [ 1, "sub", "l" ],
0x96 : [ 1, "sub", "indhl" ],
0x97 : [ 1, "sub", "a" ],
0x98 : [ 1, "sbc", "a,b" ],
0x99 : [ 1, "sbc", "a,c" ],
0x9a : [ 1, "sbc", "a,d" ],
0x9b : [ 1, "sbc", "a,e" ],
0x9c : [ 1, "sbc", "a,h" ],
0x9d : [ 1, "sbc", "a,l" ],
0x9e : [ 1, "sbc", "a,indhl" ],
0x9f : [ 1, "sbc", "a,a" ],
0xa0 : [ 1, "and", "b" ],
0xa1 : [ 1, "and", "c" ],
0xa2 : [ 1, "and", "d" ],
0xa3 : [ 1, "and", "e" ],
0xa4 : [ 1, "and", "h" ],
0xa5 : [ 1, "and", "l" ],
0xa6 : [ 1, "and", "indhl" ],
0xa7 : [ 1, "and", "a" ],
0xa8 : [ 1, "xor", "b" ],
0xa9 : [ 1, "xor", "c" ],
0xaa : [ 1, "xor", "d" ],
0xab : [ 1, "xor", "e" ],
0xac : [ 1, "xor", "h" ],
0xad : [ 1, "xor", "l" ],
0xae : [ 1, "xor", "indhl" ],
0xaf : [ 1, "xor", "a" ],
0xb0 : [ 1, "or", "b" ],
0xb1 : [ 1, "or", "c" ],
0xb2 : [ 1, "or", "d" ],
0xb3 : [ 1, "or", "e" ],
0xb4 : [ 1, "or", "h" ],
0xb5 : [ 1, "or", "l" ],
0xb6 : [ 1, "or", "indhl" ],
0xb7 : [ 1, "or", "a" ],
0xb8 : [ 1, "cp", "b" ],
0xb9 : [ 1, "cp", "c" ],
0xba : [ 1, "cp", "d" ],
0xbb : [ 1, "cp", "e" ],
0xbc : [ 1, "cp", "h" ],
0xbd : [ 1, "cp", "l" ],
0xbe : [ 1, "cp", "indhl" ],
0xbf : [ 1, "cp", "a" ],
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0xc0 : [ 1, "ret", "nz" ],
0xc1 : [ 1, "pop", "bc" ],
0xc2 : [ 3, "jp", "nz,nn" ],
0xc3 : [ 3, "jp", "nn" ],
0xc4 : [ 3, "call","nz,nn" ],
0xc5 : [ 1, "push","bc" ],
0xc6 : [ 2, "ada", "a,n" ],
0xc7 : [ 1, "rst", "00" ],
0xc8 : [ 1, "ret", "z" ],
0xc9 : [ 1, "ret", "implied" ],
0xca : [ 3, "jp", "z,nn" ],
0xcc : [ 3, "call","z,nn" ],
0xcd : [ 3, "call", "nn" ],
0xce : [ 2, "adc", "a,n" ],
0xcf : [ 1, "rst", "08" ],
0xd0 : [ 1, "ret", "nc" ],
0xd1 : [ 1, "pop", "de" ],
0xd2 : [ 3, "jp", "nc,nn" ],
0xd3 : [ 2, "out", "indn,a" ],
0xd4 : [ 3, "call", "nc,nn" ],
0xd5 : [ 1, "push", "de" ],
0xd6 : [ 2, "sub", "n" ],
0xd7 : [ 1, "rst", "10" ],
0xd8 : [ 1, "ret", "c" ],
0xd9 : [ 1, "exx", "implied" ],
0xda : [ 3, "jp", "c,nn" ],
0xdb : [ 2, "in", "a,indn" ],
0xdc : [ 3, "call", "c,nn" ],
0xde : [ 2, "sbc", "a,n" ],
0xdf : [ 1, "rst", "18" ],
0xe0 : [ 1, "ret", "po" ],
0xe1 : [ 1, "pop", "hl" ],
0xe2 : [ 3, "jp", "po,nn" ],
0xe3 : [ 1, "ex", "indsp,hl" ],
0xe4 : [ 3, "call", "po,nn" ],
0xe5 : [ 1, "push", "hl" ],
0xe6 : [ 2, "and", "n" ],
0xe7 : [ 1, "rst", "20" ],
0xe8 : [ 1, "ret", "pe" ],
0xe9 : [ 1, "jp", "indhl" ],
0xea : [ 3, "jp", "pe,nn" ],
0xeb : [ 1, "ex", "de,hl" ],
0xec : [ 3, "call", "pe,nn" ],
0xee : [ 2, "xor", "n" ],
0xef : [ 1, "rst", "28" ],
0xf0 : [ 1, "ret", "p" ],
0xf1 : [ 1, "pop", "af" ],
0xf2 : [ 3, "jp", "p,nn" ],
0xf3 : [ 1, "di", "implied" ],
0xf4 : [ 3, "call", "p,nn" ],
0xf5 : [ 1, "push", "af" ],
0xf6 : [ 2, "or", "n" ],
0xf7 : [ 1, "rst", "30" ],
0xf8 : [ 1, "ret", "m" ],
0xf9 : [ 1, "ld", "sp,hl" ],
0xfa : [ 3, "jp", "m,nn" ],
0xfb : [ 1, "ei", "implied" ],
0xfc : [ 3, "call", "m,nn" ],
0xfe : [ 2, "cp", "n" ],
0xff : [ 1, "rst", "38" ],
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# Multibyte instructions
0xcb00 : [ 2, "rlc", "b" ],
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}
# End of processor specific code
##########################################################################
## Lookup table for multibyte instructions starting with 0xCB
#lookupTableCB = [
# [ "rlc b", 2 ], # 00
# [ "rlc c", 2 ], # 01
# [ "rlc d", 2 ], # 02
# [ "rlc e", 2 ], # 03
# [ "rlc h", 2 ], # 04
# [ "rlc l", 2 ], # 05
# [ "rlc (hl)", 2 ], # 06
# [ "rlc a", 2 ], # 07
# [ "rrc b", 2 ], # 08
# [ "rrc c", 2 ], # 09
# [ "rrc d", 2 ], # 0A
# [ "rrc e", 2 ], # 0B
# [ "rrc h", 2 ], # 0C
# [ "rrc l", 2 ], # 0D
# [ "rrc (hl)", 2 ], # 0E
# [ "rrc a", 2 ], # 0F
#
# [ "rl b", 2 ], # 10
# [ "rl c", 2 ], # 11
# [ "rl d", 2 ], # 12
# [ "rl e", 2 ], # 13
# [ "rl h", 2 ], # 14
# [ "rl l", 2 ], # 15
# [ "rl (hl)", 2 ], # 16
# [ "rl a", 2 ], # 17
# [ "rr b", 2 ], # 18
# [ "rr c", 2 ], # 19
# [ "rr d", 2 ], # 1A
# [ "rr e", 2 ], # 1B
# [ "rr h", 2 ], # 1C
# [ "rr l", 2 ], # 1D
# [ "rr (hl)", 2 ], # 1E
# [ "rr e", 2 ], # 1F