UPD78F1144AGB-GAH-AX Renesas Electronics America, UPD78F1144AGB-GAH-AX Datasheet - Page 435

• 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: -

(2) Operation procedure
Cautions
Setting SMRmn and SMRmr registers
After setting the PER0 register to 1, be sure to set the SPSm register after 4 or more clocks
have elapsed.
Stopping communication
Setting SCRmn register
Setting SDRmn register
Starting communication
Writing to SSm register
Starting setting to stop
Setting SPSm register
Setting PER0 register
Setting STm register
Starting initial setting
Figure 11-80. Initial Setting Procedure for UART Reception
Figure 11-81. Procedure for Stopping UART Reception
CHAPTER 11 SERIAL ARRAY UNIT
User’s Manual U17854EJ9V0UD
Release the serial array unit from the
reset status and start clock supply.
Set the operation clock.
Set an operation mode, etc.
Set a communication format.
Set a transfer baud rate.
Set the SSmn bit of the target channel to
1 and sets SEmn = 1.
The start bit is detected.
Stop communication in midway.
Write 1 to the STmn bit of the target
channel.
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