M16C62P_06 Datasheet, PDF (374/421 Pages) Renesas Technology Corp – 16-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY / M16C/60 SERIES

M16C/62P Group (M16C/62P, M16C/62PT)
24. Precautions
24. Precautions
24.1 SFR
24.1.1 Register Settings
Table Table 24.1 Registers with Write-only Bits which can only be written to. Set these registers with
immediate values. When establishing the next value by altering the present value, write the present value to the
RAM as well as to the register. Transfer the next value to the register after making changes in the RAM.
Table 24.1 Registers with Write-only Bits
Register
Watchdog timer start register
Timer A1-1 register
WDC
TA11
Symbol
Address
000E
0343 to 0342
Timer A2-1 register
TA21
Timer A4-1 register
TA41
Short-circuit preventionTimer
DTT
Timer B2 Interrupt Generating Frequency Set Counter ICTB2
SI/03 bit rate register
S3BRG
SI/04 bit rateregister
S4BRG
UART0 bit rateregister
U0BRG
UART1 bit rateregister
U1BRG
UART2 bit rate register
U2BRG
0345 to 0344
0347 to 0346
034C
034D
0363
0367
03A1
03A9
0379
UART0 Transmit buffer register
UART1 Transmit buffer register
UART2 Transmit buffer register
Ups and downs flag
Timer 0 register
Timer 1 register
Timer 2 register
Timer 3 register
Timer 4 register
U0TB
U1TB
U2TB
UDF
TA0
TA1
TA2
TA3
TA4
03A3 to 03A2
03AB to 03AA
037B to 037A
0384
0387 to 0386
0389 to 0388
038B to 038A
038D to 038C
038F to 038E
Rev.2.41 Jan 10, 2006 Page 359 of 390
REJ09B0185-0241