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User’s Manual U11969EJ3V0UM00
381
CHAPTER 13 RESET FUNCTION
Table 13-2. Initial Values after Reset of Each Register (2/2)
Register
Initial Value after Reset
Real-time output function
Port 13 buffer register (PB)
Undefined
Output latch register (RTP)
Undefined
Serial interface
Asynchronous serial interface mode register (ASIM0)
80H
Asynchronous serial interface mode register (ASIM1)
00H
Asynchronous serial interface status register (ASIS)
00H
Receive buffer (RXB, RXBL)
Undefined
Transmit shift register (TXS, TXSL)
Undefined
Clocked serial interface mode register (CSIM0 to CSIM3)
00H
Serial I/O shift register (SIO0 to SIO3)
Undefined
Baud rate generator compare register (BRGC0 to BRGC3)
Undefined
Baud rate generator prescaler mode register (BPRM0 to BPRM3)
00H
IIC control register (IICC)
00H
IIC status register (IICS)
00H
IIC clock selection register (IICCL)
00H
IIC shift register (IIC)
00H
Slave address register (SVA)
00H
PWM
PWM control register (PWMC0 to PWMC3)
05H
PWM prescaler register (PWPR0 to PWPR3)
00H
PWM modulo register (PWM0 to PWM3)
Undefined
Interrupt/exception processing function
Interrupt control register (xxICn)
47H
In-service priority register (ISPR)
00H
External interrupt mode register (INTM0 to INTM7)
00H
Event divide counter (EDV0 to EDV2)
00H
Event divide control register (EDVC0 to EDVC2)
01H
Event selection register (EVS)
00H
Memory management function
Data wait control register (DWC)
FFFFH
Bus cycle control register (BCC)
AAAAH
System control register (SYC)
00H/01H
Power save control
Command register (PRCMD)
Undefined
Power save control register (PSC)
00H/C0H
Clock control register (CKC)
00H
Caution
“Undefined” means an undefined value due to power-on reset or data corruption when a falling
edge of RESET coincides with a data write operation. The previous status of data is retained
by a falling edge of RESET in cases other than the above.
Содержание V854 UPD703006
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