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Memory access parameters 

 Symbol 
 Description 
 MR […] 
 Read from memory 
 MW […] 
 Write to memory

* Describe the following memory access description elements in [...] according to the rules specified separately.

User-defined address symbol
・DEC
・ADREG
・1
・NF

■ Program Grammar

All mnemonics and parameters must be separated by one or more of the specified delimiters, ie, "white space", "comma (,)", "tab", or "newline". Hmm.

● External memory read and load destination MEMS specification (LDI)

LDI MEMSxx, MR[AddressElement(s)/NF]

 * Delimiters must not be included in the external memory read parameter “MR [...]”.
* "AddressElement (s)" is a concatenation of "Address Description Elements" shown separately with the symbol "+".
* One address constant symbol (specified by the user) must be included in the address description element of “AddressElement (s)”.
(Symbol name for the defined address) must be included.

Load to YREG (LDY)

LDY INPUTS

Load to ADREG (LDA)

LDA INPUTS

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