参数资料
型号: XE8806AMI026TLF
厂商: Semtech
文件页数: 94/143页
文件大小: 0K
描述: IC MCU LOW PWR MTP FLASH 32-TQFP
标准包装: 1
系列: XE880x
应用: 感测机
核心处理器: Coolrisc816?
程序存储器类型: 闪存(22 kB)
控制器系列: XE8000
RAM 容量: 512 x 8
接口: UART,USRT
输入/输出数: 24
电源电压: 2.4 V ~ 5.5 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 32-TQFP
包装: 剪切带 (CT)
供应商设备封装: 32-TQFP(7x7)
配用: XE8000MP-ND - PROG BOARD AND PROSTART2 CARD
其它名称: XE8806AMI026CT
Semtech 2006
www.semtech.com
8-4
XE8806A/XE8807A
pos.
RegIrqEnMid
rw
reset
function
7
RegIrqEnMid[7]
rw
0
1= enable interrupt #15
6
RegIrqEnMid[6]
rw
0
1= enable interrupt #14
5
RegIrqEnMid[5]
rw
0
1= enable interrupt #13
4
RegIrqEnMid[4]
rw
0
1= enable interrupt #12
3
RegIrqEnMid[3]
rw
0
1= enable interrupt #11
2
RegIrqEnMid[2]
rw
0
1= enable interrupt #10
1
RegIrqEnMid[1]
rw
0
1= enable interrupt #9
0
RegIrqEnMid[0]
rw
0
1= enable interrupt #8
Table 8-6: RegIrqEnMid
pos.
RegIrqEnLow
rw
reset
function
7
RegIrqEnLow[7]
rw
0
1= enable interrupt #7
6
RegIrqEnLow[6]
rw
0
1= enable interrupt #6
5
RegIrqEnLow[5]
rw
0
1= enable interrupt #5
4
RegIrqEnLow[4]
rw
0
1= enable interrupt #4
3
RegIrqEnLow[3]
rw
0
1= enable interrupt #3
2
RegIrqEnLow[2]
rw
0
1= enable interrupt #2
1
RegIrqEnLow[1]
rw
0
1= enable interrupt #1
0
RegIrqEnLow[0]
rw
0
1= enable interrupt #0
Table 8-7: RegIrqEnLow
pos.
RegIrqPriority
rw
reset
function
7-0
RegIrqPriority
r
11111111
code of highest priority set
Table 8-8: RegIrqPriority
pos.
RegIrqIrq
rw
reset
function
7-3
-
r
00000
unused
2
IrqHig
r
0
one or more high priority interrupts is set
1
IrqMid
r
0
one or more mid priority interrupts is set
0
IrqLow
r
0
one or more low priority interrupts is set
Table 8-9: RegIrqIrq
8.4
Detailed description
The CoolRISC core has 3 different interrupt levels IN0, IN1 and IN2 (Figure 8-1). When these interrupts are
triggered, the program counter (PC) is loaded with a fixed address. In case more than one interrupt occurs
simultaneously, the execution order is IN0, IN1, IN2.
The masking, setting and clearing of these interrupts can be done in the stat register (see chapter describing the
CPU).
The interrupt handler bundles a certain number of interrupt sources and routes them to one of these three
interrupts and provides the possibility to enable/disable each of them individually. The definition of the interrupt
sources is given in the memory mapping chapter.
RegIrqHig, RegIrqMid, and RegIrqLow are 8-bit registers containing flags for the interrupt sources. Those flags are
set when the interrupt is enabled (i.e. if the corresponding bit in the registers RegIrqEnHig, RegIrqEnMid or
RegIrqEnLow is set) and a rising edge is detected on the corresponding interrupt source.
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XE8807AMI026TLF 功能描述:IC MCU LOW PWR MTP FLASH 32-TQFP RoHS:是 类别:集成电路 (IC) >> 嵌入式 - 微控制器 - 特定应用 系列:XE880x 产品变化通告:Product Discontinuation 26/Aug/2009 标准包装:250 系列:- 应用:网络处理器 核心处理器:4Kc 程序存储器类型:- 控制器系列:- RAM 容量:16K x 8 接口:以太网,UART,USB 输入/输出数:- 电源电压:1.8V, 3.3V 工作温度:- 安装类型:表面贴装 封装/外壳:208-LQFP 包装:带卷 (TR) 供应商设备封装:PG-LQFP-208 其它名称:SP000314382