参数资料
型号: SAF-XC888C-8FFA3V3
厂商: INFINEON TECHNOLOGIES AG
元件分类: 微控制器/微处理器
英文描述: 8-BIT, FLASH, 24 MHz, MICROCONTROLLER, PQFP64
封装: PLASTIC, TQFP-64
文件页数: 121/144页
文件大小: 1455K
代理商: SAF-XC888C-8FFA3V3
XC886/888CLM
Functional Description
Data Sheet
71
V1.2, 2009-07
3.7.1
Module Reset Behavior
Table 22 lists the functions of the XC886/888 and the various reset types that affect
these functions. The symbol “■” signifies that the particular function is reset to its default
state.
3.7.2
Booting Scheme
When the XC886/888 is reset, it must identify the type of configuration with which to start
the different modes once the reset sequence is complete. Thus, boot configuration
information that is required for activation of special modes and conditions needs to be
applied by the external world through input pins. After power-on reset or hardware reset,
the pins MBC, TMS and P0.0 collectively select the different boot options. Table 23
shows the available boot options in the XC886/888.
Table 22
Effect of Reset on Device Functions
Module/
Function
Wake-Up
Reset
Watchdog
Reset
Hardware
Reset
Power-On
Reset
Brownout
Reset
CPU Core
■■■■■
Peripherals
■■■■■
On-Chip
Static RAM
Not affected,
Reliable
Not affected,
Reliable
Not affected,
Reliable
Affected, un-
reliable
Affected, un-
reliable
Oscillator,
PLL
Not affected ■■■
Port Pins
■■■■■
EVR
The voltage
regulator is
switched on
Not affected ■■■
FLASH
■■■■■
NMI
Disabled
■■■
Table 23
XC886/888 Boot Selection
MBC
TMS P0.0
Type of Mode
PC Start Value
1
0
X
User Mode1); on-chip OSC/PLL non-bypassed 0000H
0
X
BSL Mode; on-chip OSC/PLL non-bypassed2) 0000H
0
1
0
OCDS Mode; on-chip OSC/PLL non-
bypassed
0000H
1
0
User (JTAG) Mode3); on-chip OSC/PLL non-
bypassed (normal)
0000H
相关PDF资料
PDF描述
SAF-XC888C-8FFI5V 8-BIT, FLASH, 24 MHz, MICROCONTROLLER, PQFP64
SAK-XC888CLM-8FFA3V3 8-BIT, FLASH, 24 MHz, MICROCONTROLLER, PQFP64
SAK-XC888CLM-8FFA5V 8-BIT, FLASH, 24 MHz, MICROCONTROLLER, PQFP64
SAK-XC888LM-8FFA5V 8-BIT, FLASH, 24 MHz, MICROCONTROLLER, PQFP64
SAF-XC886LM-8FFA3V3 8-BIT, FLASH, 24 MHz, MICROCONTROLLER, PQFP48
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