=SPC16/10 Monitor=
=====================
P)....Set pointer
W)....Write into mem
R)....Show registers
M)....Show memory page
+)....Show next page
-)....Show previous page
X)....Execute instruction
L)....Load Intel hex
S)....Halt machine
G)....Go : jump to pointer
H)....Show help text

Both upper and lower case is supported. All digits are echoed as upper case.

All commands are single character 'non-hex' values. The command format is [hhhh]X, hhhh being the optional value. The notation is BNF-type, '[...]' indicating an optional value.

P Set pointer

 [aaaa]P - set pointer to aaaa

W Write into mem

 [dddd]W - Write value dddd to the pointer address. The pointer is automatically incremented. 
         Any non-hex key value will return to the main command level.

R Show registers

 R - shows the current/stored? register values, A01 to A15

M Show memory page

 [aaaa]M - show memory page containing the pointer address (from aa00 to aaFF)

+ Show next page
 [oooo]+ - show the page with an oooo offset to the current pointer value. The pointer is now oooo.

- Show previous page
 [oooo]- - show the page with an oooo offset to the current pointer value. The pointer is now oooo.

X Execute instruction

 [iiii]X - Execute the value iiii as an instruction
 
L Load Intel hex

 L - 

S Halt machine

 [aaaa]S - halts the processor. Equivalent to the HLT instruction. The aaaa value is ignored.
 
G Go : jump to pointer

 G - 

H Show help text

 H - shows the current monitor command set.