参数资料
型号: SAB-C505-2R20M
厂商: INFINEON TECHNOLOGIES AG
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, 20 MHz, MICROCONTROLLER, PQFP44
封装: PLASTIC, MQFP-44
文件页数: 36/88页
文件大小: 1013K
代理商: SAB-C505-2R20M
C505/C505C/C505A/C505CA
Data Sheet
37
12.00
CAN Controller Software Initialization
The very first step of the initialization is the CAN controller input clock selection. A divide-by-2
prescaler is enabled by default after reset (Figure 16). Setting bit CMOD (SYSCON.3) disables the
prescaler. The purpose of the prescaler selection is:
– to ensure that the CAN controller is operable when fosc is over 10 MHz (bit CMOD =0)
– to achieve the maximum CAN baudrate of 1 Mbaud when fosc is 8 MHz (bit CMOD=1)
Figure 16
CAN controller Input Clock Selection
Note : The switch configuration shows the reset state of bit CMOD.
SYSCON.3
0
1
(CMOD)
MCS03296
2
f OSC
Full-CAN
Module
CAN
f
Condition: CMOD = 0, when
> 10 MHz
OSC
f
Frequency (MHz)
CMOD
(SYSCON.3)
BRP
(BTR0.0-5)
CAN
baudrate
(Mbaud/sec)
fOSC
fCAN
8
1
000000B
1
8
4
0
000000B
0.5
16
8
0
000000B
1
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相关代理商/技术参数
参数描述
SAB-C505-2RM 制造商:INFINEON 制造商全称:Infineon Technologies AG 功能描述:8-Bit CMOS Microcontroller
SAB-C505A-4EM 制造商:INFINEON 制造商全称:Infineon Technologies AG 功能描述:8-Bit CMOS Microcontroller
SAB-C505A-4EM-BA 制造商:Rochester Electronics LLC 功能描述:- Bulk
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SAB-C505CA-4EM 制造商:Infineon Technologies 功能描述:Bulk