UPD78F1146AGB-GAH-AX Renesas Electronics America, UPD78F1146AGB-GAH-AX Datasheet - Page 515

• 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: -

D
MSTS0 = 1?
IICBSY = 0?
STCF = 0?
STT0 = 1
STT0 = 1
Wait
Wait
A
C
B
C
Yes
Yes
Yes
Figure 12-25. Master Operation in Multi-Master System (2/3)
Enables reserving communication.
Disables reserving communication.
Wait state after stop condition
was detected and start condition
was generated by the communication
reservation function.
No
No
No
Prepares for starting communication
(generates a start condition).
Secure wait time by software
(see Table 12-7).
Prepares for starting communication
(generates a start condition).
Secure wait time by software
(see Table 12-7).
CHAPTER 12 SERIAL INTERFACE IIC0
User’s Manual U17854EJ9V0UD
No
EXC0 = 1 or COI0 =1?
EXC0 = 1 or COI0 =1?
interrupt occurs?
interrupt occurs?
Slave operation
Slave operation
INTIIC0
INTIIC0
Yes
Yes
Yes
Yes
No
No
No
Waits for bus release
(communication being reserved).
Waits for bus release
Detects a stop condition.
D
513