UPD78F1146AGB-GAH-AX Renesas Electronics America, UPD78F1146AGB-GAH-AX Datasheet - Page 463

• 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: -

SDA10 output
SCL10 output
SDA10 input
SDA10 output
SCL10 output
register 02
SDA10 input
(2) Processing flow
INTIIC10
register 02
TXE02,
RXE02
SOE02
SDR02
TSF02
INTIIC10
SE02
ST02
TXE02,
RXE02
Shift
(a) When starting data reception
(b) When receiving last data
SOE02
SDR02
TSF02
SS02
SE02
ST02
Shift
D2
Output is enabled by serial
communication operation
TXE02 = 1 / RXE02= 0
“H”
Dummy data (FFH)
D1
Shift operation
D0
ACK
Receive data
Figure 11-101. Timing Chart of Data Reception
D7
CHAPTER 11 SERIAL ARRAY UNIT
User’s Manual U17854EJ9V0UD
D7
D6
Output is stopped by serial communication operation
D6
TXE02 = 0 / RXE02 = 1
D5
Dummy data (FFH)
D5
Reception of last byte
TXE02 = 0 / RXE02 = 1
Dummy data (FFH)
D4
Shift operation
D4
D3
Shift operation
D2
D3
D1
D2
D0
D1
NACK
IIC operation stop
D0
SO02 bit
manipulation
ACK
Step condition
Receive data
CKO02 bit
manipulation
Receive data
SO02 bit
manipulation
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