UPD78F1144AGB-GAH-AX Renesas Electronics America, UPD78F1144AGB-GAH-AX Datasheet - Page 438

• Manufacturer Part Number: UPD78F1144AGB-GAH-AX
• Description: MCU 16BIT 78K0R/KX3 64-LQFP
• Manufacturer: Renesas Electronics America
• Series: 78K0R/Kx3r

Specifications of UPD78F1144AGB-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: 128KB (128K x 8)
• Program Memory Type: FLASH
• Ram Size: 8K 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: -

<R>
436
Caution
SMRmn, SMRmr, SCRmn: Setting communication
SDRmn[15:9]:
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
End of UART communication
Starting UART communication
Reading RXDq register
Setting transfer rate by
bits of PER0 register to 0
bits of PER0 register to 1
Writing 1 to SSmn bit
Reception completed?
Writing 1 to STmn bit
Port manipulation
Detecting start bit
Starting reception
Figure 11-84. Flowchart of UART Reception
Transfer end interrupt
SPSm register
(SDRmn[7:0])
Yes
Yes
generated?
CHAPTER 11 SERIAL ARRAY UNIT
Setting transfer rate
User’s Manual U17854EJ9V0UD
Error interrupt generated?
No
No
Error processing
Yes
Perform initial setting when
SEmn = 0.
No