UPD78F1146AGB-GAH-AX Renesas Electronics America, UPD78F1146AGB-GAH-AX Datasheet - Page 429

• Manufacturer Part Number: UPD78F1146AGB-GAH-AX
• Description: MCU 16BIT 78K0R/KX3 64-LQFP
• Manufacturer: Renesas Electronics America
• Series: 78K0R/Kx3r

Specifications of UPD78F1146AGB-GAH-AX

• Core Processor: 78K/0R
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: 3-Wire SIO, I²C, LIN, UART/USART
• Peripherals: DMA, LVD, POR, PWM, WDT
• Number Of I /o: 50
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 12K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

Caution
SMRmn, SCRmn: Setting communication
SDRmn[15:9]:
SOLmn:
SOm, SOEm:
Figure 11-76. Flowchart of UART Transmission (in Single-Transmission Mode)
After setting the PER0 register to 1, be sure to set the SPSm register after 4 or more clocks
have elapsed.
Clearing SAU1EN and SAU0EN
Setting SAU1EN and SAU0EN
Setting operation clock by
Starting UART communication
Transmission completed?
Writing transmit data to
bits of PER0 register to 0
End of communication
bits of PER0 register to 1
TXDq (=SDRmn[7:0])
Writing 1 to SSmn bit
Writing 1 to STmn bit
Port manipulation
Transfer end interrupt
SPSm register
Yes
Yes
Setting transfer rate
Setting output data level
Setting output
generated?
CHAPTER 11 SERIAL ARRAY UNIT
User’s Manual U17854EJ9V0UD
No
No
Perform initial setting when SEmn = 0.
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