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32170/32174 Group User's Manual (Rev. 2.1)
(5) Memory (signed) to register transfer
Figure 2.6.7 Memory (signed) to register transfer
(6) Memory (unsigned) to register transfer
Figure 2.6.8 Memory (unsigned) to register transfer
Signed 32 bits
LD24
Rsrc, #label
LD
Rdest, @Rsrc
Signed 16 bits
LD24
Rsrc, #label
LDH
Rdest, @Rsrc
Signed 8 bits
LD24
Rsrc, #label
LDB
Rdest, @Rsrc
label
Rdest
31
0
+0
+1
+2
+3
Rdest
label
00
FF
Check the MSB
0 = positive
1 = negative
31
0
+0
+1
+2
+3
Rdest
label
00
FF
31
0
+0
+1
+2
+3
Memory
Register
Check the MSB
0 = positive
1 = negative
Unsigned 32 bits
LD24
Rsrc, #label
LD
Rdest, @Rsrc
Unsigned 16 bits
LD24
Rsrc, #label
LDUB
Rdest, @Rsrc
Unsigned 8 bits
LD24
Rsrc, #label
LDUH Rdest, @Rsrc
Rdest
00
31
0
label
+0
+1
+2
+3
label
+0
+1
+2
+3
Rdest
31
0
label
+0
+1
+2
+3
Rdest
00
31
0
Memory
Register
CPU
2.6 Data Formats
