参数资料
型号: XE8805AMI028LF
厂商: Semtech
文件页数: 88/156页
文件大小: 0K
描述: IC DAS 16BIT FLASH 8K MTP 64LQFP
标准包装: 160
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: 64-LQFP
包装: 托盘
供应商设备封装: 64-LQFP(10x10)
产品目录页面: 585 (CN2011-ZH PDF)
配用: XE8000MP-ND - PROG BOARD AND PROSTART2 CARD
Semtech 2006
www.semtech.com
6-2
XE8805/05A
6.1
Features
Power On Reset (POR)
External reset from the RESET pin
Programmable Watchdog timer reset
Programmable BusError reset
Sleep mode management
Programmable Port A input combination reset
6.2
Overview
The reset block is the reset manager. It handles the different reset sources and distributes them through the
system. It also controls the sleep mode of the circuit.
6.3
Register map
Pos.
RegSysCtrl
Rw
Reset
Function
7
SleepEn
r w
0 resetcold
enables Sleep mode
0: sleep mode is disabled
1: sleep mode is enabled
6
EnResPConf
r w
0 resetcold
enables the resetpconf signal when the
resetglobal is active
0: resetpconf is disabled
1: resetpconf is enabled
5
EnBusError
r w
0 resetcold
enables reset from BusError
0: BusError reset source is disabled
1: BusError reset source is enabled
4
EnResWD
r w
0 resetcold
enables reset from Watchdog
0: Watchdog reset source is disabled
1: Watchdog reset source is enabled
this bit can not be set to 0 by SW
3 – 0
-
r
0000
unused
Table 6-1. RegSysCtrl register.
Pos.
RegSysReset
Rw
Reset
Function
7
Sleep
rw
0 resetsystem
Sleep mode control (reads always 0)
6
-
r
0
unused
5
ResetBusError
r c
0 resetcold
reset source was BusError
4
ResetWD
r c
0 resetcold
reset source was Watchdog
3
ResetfromportA
r c
0 resetcold
reset source was Port A combination
2
ResPad
r c
0 resetcold
reset source was reset pad
1
ResPadSleep
r c
0 resetcold
reset source was reset pad in sleep mode
0
-
r
0
unused
Table 6-2. RegSysReset register
Not
Recommended
for
New
Designs
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