UPD78F0550MA-FAA-AX Renesas Electronics America, UPD78F0550MA-FAA-AX Datasheet - Page 522

• 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: -

522
(1) Start condition ~ address
Notes 1. To cancel master wait, write “FFH” to IICA or set WREL0.
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.
(When 8-Clock Wait Is Selected for Master, 9-Clock Wait Is Selected for Slave) (1/3)
H
H
H
L
L
L
L
L
L
IICA
Figure 15-35. Example of Slave to Master Communication
AD6 AD5 AD4 AD3 AD2 AD1 AD0
1
2
address
Receive
Transmit
3
CHAPTER 15 SERIAL INTERFACE IICA
Preliminary User’s Manual U19111EJ2V1UD
4
5
6
7
R
8
ACK
9
IICA
IICA
D7
Receive
1
Note 1
Transmit
data Note 2
FFH Note 1
D6
2
D5
3
D4
4
D3
5
D2
6