DF61654N50FTV Renesas Electronics America, DF61654N50FTV Datasheet - Page 680

• Manufacturer Part Number: DF61654N50FTV
• Description: IC H8SX/1654 MCU FLASH 120TQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8SX/1600r

Specifications of DF61654N50FTV

• Core Processor: H8SX
• Core Size: 32-Bit
• Speed: 50MHz
• Connectivity: I²C, IrDA, SCI, SmartCard, USB
• Peripherals: DMA, PWM, WDT
• Number Of I /o: 75
• Program Memory Size: 512KB (512K x 8)
• Program Memory Type: FLASH
• Ram Size: 40K 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: 120-TQFP, 120-VQFP
• For Use With: HS0005KCU11H - EMULATOR E10A-USB H8S(X),SH2(A)3DK1657 - DEV EVAL KIT FOR H8SX/1657
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

Section 14 Serial Communication Interface (SCI, IrDA, CRC)
Rev.1.00 Sep. 08, 2005 Page 630 of 966
REJ09B0219-0100
output pin
output pin
SCK*
TxD
TE bit
Note: * Not output in SCI_5, 6.
Figure 14.39 Sample Flowchart for Mode Transition during Transmission
input/output
Port
Port
Cancel software standby mode
Change operating mode?
Read TEND flag in SSR
software standby mode
Figure 14.40 Port Pin States during Mode Transition
All data transmitted?
Make transition to
Start transmission
High output
Transmission
Initialization
(Internal Clock, Asynchronous Transmission)
TEND = 1
Yes
Yes
Yes
TE = 0
Transmission start
[2]
Start
SCI TxD output
No
No
No
TE = 1
[1]
[3]
Transmission end
[1] Data being transmitted is lost
[2] Clear the TIE and TEIE bits to 0
[3] Module stop mode is included.
Stop
halfway. Data can be normally
transmitted from the CPU by
setting the TE bit to 1, reading
SSR, writing to TDR, and
clearing the TDRE bit to 0 after
clearing software standby mode;
however, if the DTC has been
activated, the data remaining in
the RAM of the DTC will be
transmitted when both the TE
and TIE bits are set to 1.
when they are 1.
Transition to
software standby
mode
Port input/output
input/output
Port
Port
Software standby
mode canceled
High output
TxD output
SCI