参数资料
型号: MC33889DPEGR2
厂商: Freescale Semiconductor
文件页数: 38/59页
文件大小: 0K
描述: IC SYSTEM BASE W/CAN 28SOIC
标准包装: 1,000
系列: *
Analog Integrated Circuit Device Data
Freescale Semiconductor
43
33889
FUNCTIONAL DEVICE OPERATION
LOGIC COMMANDS AND REGISTERS
Four registers can be corrupted: MCR, RCR, CAN, and IOR registers. As examples:
write to CAN register can end up as write to MCR register, or
write to TIM1 register can end up as write to RCR register
To avoid the previously described behavior, it is recommended to write into the MCR, RCR,
CAN, and IOR registers with the expected configuration, after each RST assertion.
In the application, a RST low pulse leads to an MCU reset and a software restart. By
applying this recommendation, all registers will be written with the expected configuration.
Register Description
Table 10. MCR Register
MCR
D3
D2
D1
D0
$000b
W
MCTR2
MCTR1
MCTR0
R
BATFAIL
VDDTEMP
GFAIL
WDRST
Reset
0
Reset condition
POR, RESET
Table 11. Control Bits
MCTR2
MCTR1
MCTR0
SBC mode
Description
0
Enter/leave debug mode
To enter debug mode, SBC must be in Normal or Standby
mode and BATFAIL (30) must be still at 1. To leave debug
mode, BATFAIL must be at 0.
0
1
Normal
0
1
0
Standby
0
1
Stop, watchdog off (31)
0
1
Stop, watchdog on (31)
1
0
Sleep (32)
1
0
1
Normal
No watchdog running, debug mode
1
0
Standby
1
Stop (33)
Notes
30.
Bit BATFAIL cannot be set by SPI. BATFAIL is set when VSUP falls below 3V.
31.
Watchdog ON or OFF depends on the RCR register bit D3.
32.
Before entering sleep mode, bit NOSTOP in RCR register must be previously set to 1.
33.
Stop command should be replaced by Stop Watchdog OFF. MCTR2=0, MCTR1= MCTR0=1
Table 12. Status Bits
Status bit
Description
GFAIL
Logic OR of CAN failure, HS1 failure, V2LOW
BATFAIL
Battery fail flag (VSUP < 3.0 V)
VDDTEMP
Temperature prewarning on VDD (latched)
WDRST
Watchdog reset occurred
相关PDF资料
PDF描述
V375A5C400BG3 CONVERTER MOD DC/DC 5V 400W
CP82C59AZ IC INTERFACE 5V 8MHZ 28-DIP
V375A5C400BG2 CONVERTER MOD DC/DC 5V 400W
V375A5C400BF3 CONVERTER MOD DC/DC 5V 400W
V375A5C400BF2 CONVERTER MOD DC/DC 5V 400W
相关代理商/技术参数
参数描述
MC33889DW 功能描述:IC SYSTEM BASE W/CAN 28-SOIC RoHS:否 类别:集成电路 (IC) >> 接口 - 控制器 系列:- 标准包装:4,900 系列:- 控制器类型:USB 2.0 控制器 接口:串行 电源电压:3 V ~ 3.6 V 电流 - 电源:135mA 工作温度:0°C ~ 70°C 安装类型:表面贴装 封装/外壳:36-VFQFN 裸露焊盘 供应商设备封装:36-QFN(6x6) 包装:* 其它名称:Q6396337A
MC33889DWR2 功能描述:IC SYSTEM BASE W/CAN 28-SOIC RoHS:否 类别:集成电路 (IC) >> 接口 - 控制器 系列:- 标准包装:4,900 系列:- 控制器类型:USB 2.0 控制器 接口:串行 电源电压:3 V ~ 3.6 V 电流 - 电源:135mA 工作温度:0°C ~ 70°C 安装类型:表面贴装 封装/外壳:36-VFQFN 裸露焊盘 供应商设备封装:36-QFN(6x6) 包装:* 其它名称:Q6396337A
MC33895FC 功能描述:IC H-BRIDGE QUAD W/LIN 32-QFN RoHS:否 类别:集成电路 (IC) >> 接口 - 驱动器,接收器,收发器 系列:- 标准包装:1,000 系列:- 类型:收发器 驱动器/接收器数:2/2 规程:RS232 电源电压:3 V ~ 5.5 V 安装类型:表面贴装 封装/外壳:16-SOIC(0.295",7.50mm 宽) 供应商设备封装:16-SOIC 包装:带卷 (TR)
MC33897AEF 功能描述:网络控制器与处理器 IC SWCAN PB FREE P 2.4 RoHS:否 制造商:Micrel 产品:Controller Area Network (CAN) 收发器数量: 数据速率: 电源电流(最大值):595 mA 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:PBGA-400 封装:Tray
MC33897AEFR2 功能描述:网络控制器与处理器 IC SWCAN PB FREE P 2.4 RoHS:否 制造商:Micrel 产品:Controller Area Network (CAN) 收发器数量: 数据速率: 电源电流(最大值):595 mA 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:PBGA-400 封装:Tray