M34512M2 Datasheet, PDF (55/80 Pages) Mitsubishi Electric Semiconductor – SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER

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MITSUBISHI MICROCOMPUTERS
4512 Group
SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER
LIST OF INSTRUCTION FUNCTION (continued)
Group-
ing
Mnemonic
Function
Group-
ing
Mnemonic
Function
TABSI
(A) ← (SI3–SI0)
(B) ← (SI7–SI4)
NOP
(PC) ← (PC) + 1
POF
RAM back-up
TSIAB
(SI3–SI0) ← (A)
(SI7–SI4) ← (B)
EPOF
POF instruction valid
TAJ1
(A) ← (J1)
SNZP
(P) = 1 ?
TJ1A
(J1) ← (A)
WRST (WDF1) ← 0, (WEF) ← 1
SST
(SIOF) ← 0
Serial I/O starting
SNZSI
(SIOF) = 1 ?
After skipping
(SIOF) ← 0
TAMR
TMRA
(A) ← (MR)
(MR) ← (A)
TABAD
(A) ← (AD5–AD2)
(B) ← (AD9–AD6)
However, in the com-
parator mode,
(A) ← (AD3–AD0)
(B) ← (AD7–AD4)
TALA
(A) ← (AD1, AD0, 0, 0)
TADAB (AD3–AD0) ← (A)
(AD7–AD4) ← (B)
TAQ1 (A) ← (Q1)
TQ1A (Q1) ← (A)
ADST
(ADF) ← 0
A-D conversion starting
SNZAD
(ADF) = 1 ?
After skipping
(ADF) ← 0
TAQ2 (A) ← (Q2)
TQ2A (Q2) ← (A)
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