HD6432633 Datasheet, PDF (686/1453 Pages) Renesas Technology Corp – Series of Microcomputers (MCUs: microcomputer units)

13.1.4 Register Configuration
Table 13-2 summarizes the registers of the 8-bit timer module.
Table 13-2 8-Bit Timer Registers
Channel Name
Abbreviation R/W Initial value
0
Timer control register 0
TCR0
R/W H'00
Timer control/status register 0 TCSR0
R/(W)*² H'00
Time constant register A0 TCORA0
R/W H'FF
Time constant register B0 TCORB0
R/W H'FF
Timer counter 0
TCNT0
R/W H'00
1
Timer control register 1
TCR1
R/W H'00
Timer control/status register 1 TCSR1
R/(W)*² H'10
Time constant register A1 TCORA1
R/W H'FF
Time constant register B1 TCORB1
R/W H'FF
Timer counter 1
TCNT1
R/W H'00
2
Timer control register 2
TCR2
R/W H'00
Timer control/status register 2 TCSR2
R/(W)*² H'00
Time constant register A2 TCORA2
R/W H'FF
Time constant register B2 TCORB2
R/W H'FF
Timer counter 2
TCNT2
R/W H'00
3
Timer control register 3
TCR3
R/W H'00
Timer control/status register 3 TCSR3
R/(W)*² H'10
Time constant register A3 TCORA3
R/W H'FF
Time constant register B3 TCORB3
R/W H'FF
Timer counter 3
TCNT3
R/W H'00
All
Module stop control register A MSTPCRA R/W H'3F
Notes: *1 Lower 16 bits of the address
*2 Only 0 can be written to bits 7 to 5, to clear these flags.
Address*¹
H'FF68
H'FF6A
H'FF6C
H'FF6E
H'FF70
H'FF69
H'FF6B
H'FF6D
H'FF6F
H'FF71
H'FDC0
H'FDC2
H'FDC4
H'FDC6
H'FDC8
H'FDC1
H'FDC3
H'FDC5
H'FDC7
H'FDC9
H'FDE8
Each pair of registers for channel 0 (channel 2) and channel 1 (channel 3) is a 16-bit register with
the upper 8 bits for channel 0 (channel 2) and the lower 8 bits for channel 1 (channel 3), so they
can be accessed together by word transfer instruction.
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