Preliminary
SN8P1702A/SN8P1703A
8-bit micro-controller build-in 12-bit ADC
OVERVIEW............................................................................................................................. 25
WORKING REGISTERS............................................................................................................. 26
Y, Z REGISTERS.................................................................................................................... 26
R REGISTERS........................................................................................................................ 27
PROGRAM FLAG....................................................................................................................... 27
CARRY FLAG ......................................................................................................................... 27
DECIMAL CARRY FLAG......................................................................................................... 27
ZERO FLAG............................................................................................................................ 27
ACCUMULATOR ........................................................................................................................ 28
STACK OPERATIONS................................................................................................................ 29
OVERVIEW............................................................................................................................. 29
STACK REGISTERS............................................................................................................... 30
STACK OPERATION EXAMPLE ............................................................................................ 31
PROGRAM COUNTER............................................................................................................... 32
ONE ADDRESS SKIPPING .................................................................................................... 33
MULTI-ADDRESS JUMPING.................................................................................................. 34
4
ADDRESSING MODE...................................................................................................... 35
OVERVIEW................................................................................................................................. 35
IMMEDIATE ADDRESSING MODE........................................................................................ 35
DIRECTLY ADDRESSING MODE .......................................................................................... 35
INDIRECTLY ADDRESSING MODE....................................................................................... 35
TO ACCESS DATA in RAM BANK 0....................................................................................... 36
5
SYSTEM REGISTER ....................................................................................................... 37
OVERVIEW................................................................................................................................. 37
SYSTEM REGISTER ARRANGEMENT (BANK 0)..................................................................... 37
BYTES of SYSTEM REGISTER.............................................................................................. 37
BITS of SYSTEM REGISTER ................................................................................................. 38
6
POWER ON RESET ........................................................................................................ 39
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