Motorola MPC823e - Page 79

Memory Map
MOTOROLA MPC823e REFERENCE MANUAL 3-3
MEMORY MAP
3
138 BR7—Base Register Bank 7 32 15-9
13C OR7—Option Register Bank 7 32 15-11
140 to 163 RES—Reserved — —
164 MAR—Memory Address Register 32 15-26
168 MCR—Memory Command Register 32 15-17
16C to 16F RES—Reserved — —
170 MAMR—Machine A Mode Register 32 15-19
174 MBMR—Machine B Mode Register 32 15-22
178 MSTAT—Memory Status Register 16 15-15
17A MPTPR—Memory Periodic Timer Prescaler 16 15-27
17C MDR—Memory Data Register 32 15-26
180 to 1FF RES—Reserved — —
SYSTEM INTEGRATION TIMERS
200 TBSCR—Timebase Status and Control Register 16 12-16
204 TBREFU—Timebase Reference Register Upper 32 12-15
208 TBREFL—Timebase Reference Register Lower 32 12-15
20C to 21F RES—Reserved — —
220 RTCSC—Real-Time Clock Status and Control Register 16 12-18
224 RTC—Real-Time Clock Register 32 12-19
228 RTSEC—Real-Time Clock Alarm Seconds Register 32 12-20
22C RTCAL—Real-Time Clock Alarm Register 32 12-21
230 to 23F RES—Reserved — —
240 PISCR—Periodic Interrupt Status and Control Register 16 12-23
244 PITC—Periodic Interrupt Timer Count Register 32 12-24
248 PITR—Periodic Interrupt Timer Register 32 12-25
24C to 27F RES—Reserved — —
CLOCKS AND RESET
280 SCCR—System Clock and Reset Control Register 32 5-3
284 PLPRCR—PLL, Low-Power and Reset Control Register 32 5-7
288 RSR—Reset Status Register 32 4-5
28C to 2FF RES—Reserved — —
Table 3-1. MPC823e Internal Memory Map (Continued)
INTERNAL
ADDRESS REGISTER
SIZE
(IN BITS)
PAGE NUMBER
LOCATION