gc80c521a CORERIVER Semiconductor, gc80c521a Datasheet - Page 23

• Manufacturer Part Number: gc80c521a
• Description: Flash / Isp / Iap 8-bit Turbo Microcontrollers
• Manufacturer: CORERIVER Semiconductor

6.4. CPU Timing : MOVX Reading
PORT0
PORT2
XTAL1
PSEN
ALE
RD
IR
INST0
ADDH_0
INST1
ADDL_1
INST1
ADDH_1
MOVX
1st Machine Cycle 2nd Machine Cycle 3rd Machine Cycle
S1
ADDL_2
S2
ADDH_2
S3
INST2
S4
MOVX Read Instruction
S1
XRAM_L
S2
MOVX address
S3
S4
XRAM_H
MOVX Read Data
MOVX read data
S1
S2
S3
MiDAS1.0B Family
S4
ADDL_3
INST2
ADDH_3
INST3
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