目录
第1章概述
1.1纲要32182集团-------------------------------------------- ------------------------------------------------- 1 -2
1.1.1
M32R系列CPU内核,内置FPU ( M32R - FPU ) ------------------------------------ --------- 1-2
1.1.2
内置乘法器/累加器-------------------------------------------- ----------------------------------- 1-3
1.1.3
内置的单精度FPU ------------------------------------------- ------------------------------------- 1-3
1.1.4
内置闪存和RAM ------------------------------------------- --------------------------------- 1-3
1.1.5
内置时钟倍频器-------------------------------------------- ----------------------------- 1-4
1.1.6
强大的外围功能内置-------------------------------------------- ------------------------ 1-4
1.2框图-------------------------------------------------------------------------------------------------------------- 1-5
1.3引脚功能--------------------------------------------------------------------------------------------------------------- 1-8
1.4引脚分配----------------------------------------------------------------------------------------------------------- 1-14
第2章CPU
2.1 CPU寄存器------------------------------------------------------------------------------------------------------------- 2-2
2.2通用寄存器--------------------------------------------- ------------------------------------------------ 2- 2
2.3控制寄存器---------------------------------------------------------------------------------------------------------- 2-2
2.3.1
处理器状态字寄存器: PSW ( CR0 ) ----------------------------------------- ----------------- 2-3
2.3.2
状态寄存器位: CBR ( CR1 ) ------------------------------------------ ------------------------------ 2-4
2.3.3
中断堆栈指针: SPI ( CR2 )和用户堆栈指针: SPU ( CR3 ) ------------------------- 2-4
2.3.4
备份PC : BPC ( CR6 ) ------------------------------------------- ------------------------------------------- 2-4
2.3.5
浮点状态寄存器: FPSR ( CR7 ) ---------------------------------------- -------------------- 2-5
2.4蓄电池----------------------------------------------------------------------------------------------------------------- 2-7
2.5程序计数器---------------------------------------------------------------------------------------------------------- 2-7
2.6数据格式--------------------------------------------------------------------------------------------------------------- 2-8
2.6.1
数据类型------------------------------------------------------------------------------------------------------- 2-8
2.6.2
数据格式------------------------------------------------ -------------------------------------------------- - 2-9
2.7补充说明BSET , BCLR , LOCK和UNLOCK指令执行----------------- 2-14
第3章地址空间
3.1大纲的地址空间-------------------------------------------- ---------------------------------------------- 3-2
3.2操作模式---------------------------------------------------------------------------------------------------------- 3-5
3.3内部ROM和外部扩展区域------------------------------------------- ----------------------------- 3-9
3.3.1
内部ROM区域----------------------------------------------- ---------------------------------------------- 3-9
3.3.2
扩展外部区域----------------------------------------------- --------------------------------------- 3-9
3.4内部RAM和SFR区-------------------------------------------- ---------------------------------------------- 3-10
3.4.1
内部RAM区----------------------------------------------- ---------------------------------------------- 3-10
3.4.2
SFR (特殊功能寄存器)区------------------------------------------- ------------------------- 3-10
3.5 EIT向量入口----------------------------------------------------------------------------------------------------------- 3-33
3.6 ICU量表---------------------------------------------------------------------------------------------------------- 3-34
关于地址空间3.7注--------------------------------------------- ----------------------------------------------- 3-36
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