R5F61668MZN50FPV Renesas Electronics America, R5F61668MZN50FPV Datasheet - Page 1261
R5F61668MZN50FPV
Manufacturer Part Number
R5F61668MZN50FPV
Description
MCU FLASH 1024K ROM 144-LQFP
Manufacturer
Renesas Electronics America
Series
H8® H8SX/1600r
Datasheet
1.R5F61668MZN50FPV.pdf
(1416 pages)
Specifications of R5F61668MZN50FPV
Core Processor
H8SX
Core Size
16/32-Bit
Speed
50MHz
Connectivity
EBI/EMI, I²C, IrDA, SCI, SmartCard, USB
Peripherals
DMA, LVD, POR, PWM, WDT
Number Of I /o
92
Program Memory Size
1MB (1M x 8)
Program Memory Type
FLASH
Ram Size
56K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 V
Data Converters
A/D 8x10b; D/A 2x8b
Oscillator Type
External
Operating Temperature
-20°C ~ 75°C
Package / Case
144-LQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
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28.8.4
When the IOKEEP bit is 0, Bφ/SDRAMφ output is undefined for a maximum of one cycle
immediately after exit from deep software standby mode. At this time, the output state cannot be
guaranteed. Even when the IOKEEP bit is set to 1, Bφ/SDRAMφ output is undefined for a
maximum of one cycle immediately after the IOKEEP bit is cleared to 0 after deep software
standby mode was canceled, and the output state cannot be guaranteed
However, clock can be normally output by canceling deep software standby mode with the
IOKEEP bit set to 1 and then controlling the Bφ/SDRAMφ οutput with the IOKEEP and PSTOP1
bits. Following procedure takes Bφ for example. (See figure 28.3)
1. Change the value of the PSTOP1 bit from 0 to 1 to fix the Bφ output at the high level (given
2. Clear the IOKEEP bit to 0 to end retention of the Bφ state.
3. Clear the PSTOP1 bit to 0 to enable Bφ output.
In case of the SDRAMφ, clock can be normally output by controlling the PSTOP0 bit instead of
the PSTOP1 bit in the same way as the procedure above mentioned. For the port state when the
IOKEEP bit is set to 1, see section 28.8.3, Pin State on Exit from Deep Software Standby Mode.
that the Bφ output was already fixed high).
(1) B φ output cannot be guaranteed.
(2) The procedure to guarantee B φ output is used.
Bφ/SDRAMφ Operation after Exit from Deep Software Standby Mode
Figure 28.3 Bφ Operation after Exit from Deep Software Standby Mode
Oscillator
NMI
Internal reset
Iφ
Bφ
Bφ
When IOKEEP = 0
When IOKEEP = 1
(IOKEEP=1)
Deep software standby mode
Clock is undefined
When IOKEEP = 1, the clock can be normally output
by using the PSTOP1 bit.
Rev. 1.00 Jan. 29, 2010 Page 1229 of 1380
PSTOP1
set
IOKEEP
IOKEEP
cleared
cleared
Section 28 Power-Down Modes
PSTOP1
cleared
REJ09B0596-0100
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