UPD78F0550MA-FAA-AX Renesas Electronics America, UPD78F0550MA-FAA-AX Datasheet - Page 524

• Manufacturer Part Number: UPD78F0550MA-FAA-AX
• Description: MCU 8BIT 16-SSOP
• Manufacturer: Renesas Electronics America
• Series: 78K0/Kx2-Lr

Specifications of UPD78F0550MA-FAA-AX

• Package / Case: *
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Speed: 10MHz
• Number Of I /o: 12
• Core Processor: 78K/0
• Program Memory Type: FLASH
• Ram Size: 384 x 8
• Program Memory Size: 4KB (4K x 8)
• Data Converters: A/D 4x10b
• Oscillator Type: Internal
• Peripherals: LVD, POR, PWM, WDT
• Connectivity: I²C, LIN, UART/USART
• Core Size: 8-Bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

524
(3) Stop condition
Notes 1. To cancel wait, write “FFH” to IICA or set WREL0.
(When 8-Clock and 9-Clock Wait Is Selected for Master, 9-Clock Wait Is Selected for Slave) (3/3)
INTIICA0
INTIICA0
WREL0
WREL0
ACKD0
MSTS0
ACKD0
MSTS0
WTIM0
ACKE0
SDAA0
WTIM0
ACKE0
SCLA0
Processing by master device
Transfer lines
Processing by slave device
SPD0
TRC0
SPD0
TRC0
STD0
STD0
STT0
SPT0
STT0
SPT0
IICA
IICA
2. Write data to IICA, not setting WREL0, in order to cancel a wait state during slave transmission.
3. If a wait state during slave transmission is canceled by setting WREL0, TRC0 will be cleared.
Receive
Transmit
H
H
L
L
L
Figure 15-35. Example of Slave to Master Communication
IICA
D7
1
data Note 2
D6
2
CHAPTER 15 SERIAL INTERFACE IICA
Preliminary User’s Manual U19111EJ2V1UD
D5
3
D4
4
D3
5
D2
6
D1
7
D0
8
IICA
NACK
Note 1
9
FFH Note 1
IICA
Note 3
Notes 1, 3
condition
FFH Note 1
Stop
(When SPIE0 = 1)
(When SPIE0 = 1)
Receive
IICA
condition
Start
address
AD6
1