UPD754202GSA-XXX-GJG 查看數據表（PDF） - NEC => Renesas Technology

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UPD754202GSA-XXX-GJG

4-BIT SINGLE-CHIP MICROCONTROLLERS

NEC => Renesas Technology 

µPD754202, 754202(A)

Figure 5-1. Program Memory Map

Address 7 6

54 3

0

0000H MBE RBE 0 0

0 Internal reset start address (high-order 3 bits)

0001H

Internal reset start address (low-order 8 bits)

0002H MBE RBE 0 0

0003H

0 INTBT start address

INTBT start address

(high-order 3 bits)

CALLF !faddr instruction

(low-order 8 bits)

entry address

0004H MBE RBE 0 0

0 INT0 start address

(high-order 3 bits)

0005H

INT0 start address

(low-order 8 bits)

0006H

0007H

0008H

0009H

000AH MBE RBE 0 0

000BH

000CH MBE RBE 0 0

0 INTT0 start address

(high-order 3 bits)

INTT0 start address

(low-order 8 bits)

0 INTT1/INTT2 start address (high-order 3 bits)

Branch address of

BR !addr

BRCB !caddr

BR BCDE

BR BCXA

BRA !addr1Note

CALL !addr

CALLA !addr1Note

instructions

000DH

INTT1/INTT2 start address (low-order 8 bits)

GETI branch/call

address

0020H

007FH

0080H

GETI instruction reference table

BR $addr instruction

relative branch address

(–15 to –1, +2 to +16)

07FFH

Note Can be used in Mk II mode only.

Remark In addition to the above, a branch can be made to an address with only the low-order 8 bits of the PC

changed by means of a BR PCDE or BR PCXA instruction.

15

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