HD6413003RVF RENESAS [Renesas Technology Corp], HD6413003RVF Datasheet - Page 659

• Manufacturer Part Number: HD6413003RVF
• Description: microcontroller (MCU)
• Manufacturer: RENESAS [Renesas Technology Corp]

RFSHCR—Refresh Control Register
Bit
Initial value
Read/Write
Self-refresh mode
0 DRAM or PSRAM self-refresh is disabled in software standby mode
1 DRAM or PSRAM self-refresh is enabled in software standby mode
SRFMD
R/W
7
0
PSRAM enable, DRAM enable
PSRAME DRAME
Bit 6
0
1
PSRAME
Strobe mode select
0 2
1 2
R/W
6
0
Address multiplex mode select
WE
CAS
0 8-bit column address mode
1 9-bit column address mode
Bit 5
0
1
0
1
DRAME
mode
R/W
mode
5
0
Refresh pin enable
0
1
RAM Interface
Can be used as an interval timer
DRAM can be connected
PSRAM can be connected
Illegal setting
Refresh signal output at the
Refresh signal output at the
CAS/
641
R/W
4
0
WE
Refresh cycle enable
0 Refresh cycles are disabled
1 Refresh cycles are enabled for area 3
M9/
R/W
3
0
M8
H'AC
RFSHE
R/W
2
0
RFSH
RFSH
Refresh controller
pin is disabled
pin is enabled
—
—
1
1
RCYCE
R/W
0
0