sh6614 SinoWealth Micro-Electronics Corp. Ltd, sh6614 Datasheet - Page 26

• Manufacturer Part Number: sh6614
• Description: 4k 4-bit Microcontroller With Lcd Driver
• Manufacturer: SinoWealth Micro-Electronics Corp. Ltd

15. Instruction set
All instructions are one cycle and one word instructions. The characteristic is memory-oriented operation.
Arithmetic and Logical Instruction
Accumulator type
Immediate Type
* In the assembler ASM66 V1.0, EORIM memonic is EORI. However, EORI has the same operation identical with EORIM.
Decimal Adjust
Same for the ORIM with respect to ORI, and ANDIM with respect to ANDI.
ADC
ADCM
ADD
ADDM
SBC
SBCM
SUB
SUBM
EOR
EORM
OR
ORM
AND
ANDM
SHR
ADI
ADIM
SBI
SBIM
EORIM
ORIM
ANDIM
DAA
DAS
Mnemonic
Mnemonic
Mnemonic
X
X
X , I
X , I
X , I
X , I
X , I
X , I
X , I
X (, B)
X (, B)
X (, B)
X (, B)
X (, B)
X (, B)
X (, B)
X (, B)
X (, B)
X (, B)
X (, B)
X (, B)
X (, B)
X (, B)
11110 0000 000 0000
01000 i i i i xxx xxxx
01001 i i i i xxx xxxx
01010 i i i i xxx xxxx
01011 i i i i xxx xxxx
01100 i i i i xxx xxxx
01101 i i i i xxx xxxx
01110 i i i i xxx xxxx
11001 0110 xxx xxxx
11001 1010 xxx xxxx
00000 0bbb xxx xxxx
00000 1bbb xxx xxxx
00001 0bbb xxx xxxx
00001 1bbb xxx xxxx
00010 0bbb xxx xxxx
00010 1bbb xxx xxxx
00011 0bbb xxx xxxx
00011 1bbb xxx xxxx
00100 0bbb xxx xxxx
00100 1bbb xxx xxxx
00101 0bbb xxx xxxx
00101 1bbb xxx xxxx
00110 0bbb xxx xxxx
00110 1bbb xxx xxxx
Instruction Code
Instruction Code
Instruction Code
26
AC
AC, Mx ← Mx + Ac + CY
AC
AC, Mx ← Mx + Ac
AC
AC, Mx ← Mx + -Ac + CY
AC
AC, Mx ← Mx + -Ac + 1
AC
AC, Mx
AC
AC, Mx
0 → AC [3] ; AC [0] → CY ;
AC shift right one bit
AC
AC, Mx ← Mx + I
AC
AC, Mx ← Mx + -I + 1
AC, Mx ← Mx ⊕ I
AC, Mx ← Mx | I
AC, Mx ← Mx & I
AC; Mx ← Decimal adjust for add.
AC; Mx ← Decimal adjust for sub.
AC
AC, Mx ← Mx ⊕ Ac
← Mx + I
← Mx + Ac + CY
← Mx + Ac
← Mx + -Ac + CY
← Mx + -Ac + 1
← Mx ⊕ Ac
← Mx + -I + 1
← Mx | Ac
← Mx & Ac
← Mx | Ac
← Mx & Ac
Function
Function
Function
SH6614/B/C
Flag Change
Flag Change
Flag Change
CY
CY
CY
CY
CY
CY
CY
CY
CY
CY
CY
CY
CY
CY
CY