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HD64F2144B Datasheet(PDF) 96 Page - Renesas Technology Corp

Part # HD64F2144B
Description  16-Bit Single-Chip Microcomputer
PDF  546 Pages
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Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

HD64F2144B Datasheet(HTML) 96 Page - Renesas Technology Corp

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Section 3 MCU Operating Modes
Rev. 1.00 Jun.24, 2005 Page 64 of 510
REJ09B0241-0100
Bit
Bit Name
Initial Value
R/W
Description
3
FLSHE
0
R/W
Flash Memory Control Register Enable
Enables or disables CPU access for flash memory
registers (FLMCR1, FLMCR2, EBR1, EBR2), control
registers in power-down state (SBYCR, LPWRCR,
MSTPCRH, MSTPCRL), and control registers of on-
chip peripheral modules (PCSR, SYSCR2).
0: Registers in power-down state and control registers
of on-chip peripheral modules are accessed in an
area from H'(FF)FF80 to H'(FF)FF87.
1: Control registers of flash memory are accessed in
an area from H'(FF)FF80 to H'(FF)FF87.
2
—
0
R/(W)
Reserved
The initial value should not be changed.
1
0
ICKS1
ICKS0
0
0
R/W
R/W
Internal Clock Source Select 1, 0
These bits select a clock to be input to the timer
counter (TCNT) and a count condition together with
bits CKS2 to CKS0 in the timer control register (TCR).
For details, refer to section 10.3.4, Timer Control
Register (TCR).
Note:
*
Available only for the H8S/2144B.



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