USB Hub with Microcontroller Specification Sheet

CY7C65113C

Document #: 38-08002 Rev. *D Page 10 of 49

4.3 Instruction Set Summary

Refer to the CYASM Assembler User’s Guide for more details. Note that conditional jump instructions (i.e., JC, JNC, JZ, JNZ)

take five cycles if jump is taken, four cycles if no jump.

Hub Port Control (Ports [4:1]) 0x4B R/W Hub Downstream Ports Control (Ports [4:1]) 31

Hub Port Suspend 0x4D R/W Hub Downstream Port Suspend Control 32

Hub Port Resume Status 0x4E R Hub Downstream Ports Resume Status 33

Hub Ports SE0 Status 0x4F R Hub Downstream Ports SE0 Status 31

Hub Ports Data 0x50 R Hub Downstream Ports Differential Data 32

Hub Downstream Force Low 0x51 R/W Hub Downstream Ports Force LOW (Ports [1:4]) 31

Processor Status & Control 0xFF R/W Microprocessor Status and Control Register 23

Table 4-3. Instruction Set Summary

MNEMONIC operand opcode cycles MNEMONIC operand opcode cycles

HALT 00 7 NOP 20 4

ADD A,expr data 01 4 INC A acc 21 4

ADD A,[expr] direct 02 6 INC X x 22 4

ADD A,[X+expr] index 03 7 INC [expr] direct 23 7

ADC A,expr data 04 4 INC [X+expr] index 24 8

ADC A,[expr] direct 05 6 DEC A acc 25 4

ADC A,[X+expr] index 06 7 DEC X x 26 4

SUB A,expr data 07 4 DEC [expr] direct 27 7

SUB A,[expr] direct 08 6 DEC [X+expr] index 28 8

SUB A,[X+expr] index 09 7 IORD expr address 29 5

SBB A,expr data 0A 4 IOWR expr address 2A 5

SBB A,[expr] direct 0B 6 POP A 2B 4

SBB A,[X+expr] index 0C 7 POP X 2C 4

OR A,expr data 0D 4 PUSH A 2D 5

OR A,[expr] direct 0E 6 PUSH X 2E 5

OR A,[X+expr] index 0F 7 SWAP A,X 2F 5

AND A,expr data 10 4 SWAP A,DSP 30 5

AND A,[expr] direct 11 6 MOV [expr],A direct 31 5

AND A,[X+expr] index 12 7 MOV [X+expr],A index 32 6

XOR A,expr data 13 4 OR [expr],A direct 33 7

XOR A,[expr] direct 14 6 OR [X+expr],A index 34 8

XOR A,[X+expr] index 15 7 AND [expr],A direct 35 7

CMP A,expr data 16 5 AND [X+expr],A index 36 8

CMP A,[expr] direct 17 7 XOR [expr],A direct 37 7

CMP A,[X+expr] index 18 8 XOR [X+expr],A index 38 8

MOV A,expr data 19 4 IOWX [X+expr] index 39 6

MOV A,[expr] direct 1A 5 CPL 3A 4

MOV A,[X+expr] index 1B 6 ASL 3B 4

MOV X,expr data 1C 4 ASR 3C 4

MOV X,[expr] direct 1D 5 RLC 3D 4

reserved 1E RRC 3E 4

Table 4-2. I/O Register Summary (continued)

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