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SCSP User's Manual / 4.1 Register Map

■ SCSP control register

Commonly used registers such as interrupt control register and timer register are assigned to the SCSP control register.

Table 4.3 SCSP common control registers
address
 MSB
 ---
 ---
 ---
 ---
 ---
 ---
 -8-
 -7-
 ---
 ---
 ---
 ---
 ---
 ---
 LSB
100400h --- --- --- --- --- --- M4 DB VER [7: 5] MVOL [3: 0]
100402h --- --- --- --- --- --- --- RBL RBP [7: 0]
100404h --- --- --- OF OE IO IF --- MIBUF [7: 0]
100406h --- --- --- --- --- --- --- --- MOBUF [7: 0]
100408h MSLC [4: 0] CA [3: 0] --- --- --- --- --- --- ---
:: Setting prohibited
100410h --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
100412h DMEA [15: 1] ---
100414h DMEA [19:16] DRGA [11: 1] ---
100416h --- GA DI EX DTLG [11: 1] ---
100418h --- --- --- --- --- TACTL [2: 0] TIMA
10041Ah --- --- --- --- --- TBCTL [2: 0] TIMB
10041Ch --- --- --- --- --- TCCTL [2: 0] TIMC
10041Eh --- --- --- --- --- SCIEB [10: 0]
100420h --- --- --- --- --- SCIPD [10: 0]
100422h --- --- --- --- --- SCIRE [10: 0]
100424h --- --- --- --- --- --- --- --- SCILV0 [7: 0]
100426h --- --- --- --- --- --- --- --- SCILV1 [7: 0]
100428h --- --- --- --- --- --- --- --- SCILV2 [7: 0]
10042Ah --- --- --- --- --- MCIEB [10: 0]
10042Ch --- --- --- --- --- MCIPD [10: 0]
10042Eh --- --- --- --- --- MCIRE [10: 0]

Listing 4.2 SCSP common control register

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Copyright SEGA ENTERPRISES, LTD., 1997