mb90560 序列 iii
内容
chapter 1 OVERVIEW ....................................................................................................1
1.1 特性 .................................................................................................................................................2
1.2 产品 阵容 .......................................................................................................................................4
1.3 块 图解 ........................................................................................................................................5
1.4 管脚 assignments .....................................................................................................................................6
1.5 包装 维度 ............................................................................................................................10
1.6 管脚 功能 ........................................................................................................................................14
1.7 i/o 电路 类型 ...................................................................................................................................18
1.8 注释 在 处理 设备 ..................................................................................................................20
chapter 2 CPU ..............................................................................................................23
2.1 CPU ......................................................................................................................................................24
2.2 记忆 空间 ......................................................................................................................................26
2.3 记忆 maps .......................................................................................................................................28
2.4 寻址 ............................................................................................................................................29
2.4.1 直线的 寻址 ...........................................................................................................................30
2.4.2 bank 寻址 ..............................................................................................................................32
2.5 记忆 location 的 multibyte 数据 ......................................................................................................34
2.6 寄存器 ...............................................................................................................................................36
2.7 专心致志的 寄存器 .............................................................................................................................38
2.7.1 accumulator (一个) ...............................................................................................................................40
2.7.2 堆栈 pointers (usp, ssp) .............................................................................................................44
2.7.3 处理器 状态 (ps) .....................................................................................................................46
2.7.4 情况 代号 寄存器 (ps: ccr) ..................................................................................................48
2.7.5 寄存器 bank pointer (ps: rp) .......................................................................................................50
2.7.6 中断 水平的 掩饰 寄存器 (ps: ilm) ............................................................................................51
2.7.7 程序 计数器 (pc) .....................................................................................................................52
2.7.8 直接 页 寄存器 (dpr) ............................................................................................................53
2.7.9 bank 寄存器 (pcb, dtb, usb, ssb, adb) ................................................................................54
2.8 一般-目的 寄存器 ..................................................................................................................56
2.9 prefix 代号 .........................................................................................................................................58
2.9.1 bank 选择 prefix (pcb, dtb, adb, spb) ......................................................................................60
2.9.2 一般 寄存器 bank prefix (cmr) ...............................................................................................62
2.9.3 标记 改变 抑制 prefix (ncc) ...........................................................................................63
2.9.4 restrictions 在 prefix 代号 ...........................................................................................................64
chapter 3 RESETS .......................................................................................................67
3.1 Resets ..................................................................................................................................................68
3.2 重置 导致 和 振动 stabilization wait 间隔 ...................................................................70
3.3 外部 重置 管脚 ................................................................................................................................72
3.4 重置 运作 ....................................................................................................................................74
3.5 重置 导致 位 ..................................................................................................................................76
3.6 状态 的 管脚 在 一个 重置 ......................................................................................................................78
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