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Does the stack pointer have to be an even address?

Latest Updated:03/12/2008

Question:

Does the stack pointer have to be an even address?

Answer:

Please always set stack pointer contents to even addresses. Please refer to the "Operation when SP is set to odd" section of your corresponding product hardware manual for details.
Suitable Products
H8S/2678, 2678R
H8S/2668
H8S/2655
H8S/2649
H8S/2648, 2646
H8S/2643
H8S/2630, 2639, 2638, 2636, 2635
H8S/2633
H8S/2628
H8S/2615
H8S/2612
H8S/2609
H8S/2607
H8S/2604
H8S/2602
H8S/2556, 2552, 2506
H8S/2472, 2463, 2462
H8S/2378, 2378R
H8S/2368
H8S/2398, 2357
H8S/2355
H8S/2350
H8S/2345
H8S/2339
H8S/2329
H8S/2319
H8S/2282, 2280
H8S/2268, 2264
H8S/2258, 2239, 2238, 2237, 2227
H8S/2245
H8S/2215
H8S/2214
H8S/2218, 2212
H8S/2199R
H8S/2194
H8S/2189R
H8S/2172
H8S/2168
H8S/2169, 2149
H8S/2164
H8S/2158
H8S/2153
H8S/2148, 2144
H8S/2144B,2134B
H8S/2140B
H8S/2138, 2134
H8S/2125
H8S/2128, 2124
H8S/2117, 2117R
H8S/2116
H8S/2114R
H8S/2111B
H8S/2110B
H8SX/1720S (H8SX/1720, H8SX/1720S)
H8SX/1668R, H8SX/1668M
H8SX/1663
H8SX/1658R, H8SX/1658M
H8SX/1657
H8SX/1653
H8SX/1650, H8SX/1651
H8SX/1648A, H8SX/1648L
H8SX/1638, H8SX/1638L
H8SX/1622
H8SX/1580
H8SX/1568
H8SX/1558
H8SX/1544
H8SX/1520R