HD64F2357F20V Datasheet, PDF (137/1049 Pages) Renesas Technology Corp – Hardware Manual Renesas 16-Bit Single-chip Microcomputer H8S Family / H8S/2300 Series

6.1.4 Register Configuration
Table 6-2 summarizes the registers of the bus controller.
Table 6-2 Bus Controller Registers
Name
Abbreviation R/W
Bus width control register
ABWCR
R/W
Access state control register ASTCR
R/W
Wait control register H
WCRH
R/W
Wait control register L
WCRL
R/W
Bus control register H
BCRH
R/W
Bus control register L
BCRL
R/W
Memory control register
MCR
R/W
DRAM control register
DRAMCR
R/W
Refresh timer/counter
RTCNT
R/W
Refresh time constant register RTCOR
R/W
Notes: 1. Lower 16 bits of the address.
2. Determined by the MCU operating mode.
3. Manual reset is only supported in the H8S/2357 ZTAT.
Initial Value
Power-On
Reset
Manual
Reset*³
H'FF/H'00*² Retained
H'FF
Retained
H'FF
Retained
H'FF
Retained
H'D0
Retained
H'3C
Retained
H'00
Retained
H'00
Retained
H'00
Retained
H'FF
Retained
Address*¹
H'FED0
H'FED1
H'FED2
H'FED3
H'FED4
H'FED5
H'FED6
H'FED7
H'FED8
H'FED9
Rev.6.00 Oct.28.2004 page 107 of 1016
REJ09B0138-0600H