HD404374 Datasheet, PDF (79/161 Pages) Renesas Technology Corp – Low-Voltage AS Microcomputers with On-Chip A/D Converter

HD404374/HD404384/HD404389/HD404082/HD404084 Series
Timer read register B (upper) (TRBU: $013)
Bit
Read/Write
Initial value on reset
Bit name
3
2
1
0
R
R
R
R
Undetermined Undetermined Undetermined Undetermined
TRBU3 TRBU2 TRBU1 TRBU0
Figure 41 Timer Read Register B (Upper) (TRBU)
• Port mode register 2 (PMR2: $00A):
Port mode register 2 (PMR2) is a write-only register used to set the function of the R1₀/EVNB and
R1₃/TOB pins as shown in figure 42.
Port mode register 2 (PMR2) is reset to $0 by an MCU reset.
Port mode register 2 (PMR2: $00A)
Bit
Read/Write
Initial value on reset
Bit name
3
W
0
PMR23
2
—
—
Not used
1
—
—
Not used
0
W
0
PMR20
PMR20 R10/EVNB pin mode selection
0
R10
1
EVNB
PMR23
0
1
R13/TOB pin mode selection
R13
TOB
Figure 42 Port Mode Register 2 (PMR2: $00A)
• Module standby register 1 (MSR1: $00D):
Module standby register 1 (MSR1) is a write-only register used to designate supply or stopping of the
clock to timer B as shown in figure 43.
Module standby register 1 (MSR1) is reset to $0 by an MCU reset.
Rev.5.00, Sep.11.2003, page 79 of 161