ML610Q412P-NNNTB03A7 Rohm Semiconductor, ML610Q412P-NNNTB03A7 Datasheet - Page 219

• Manufacturer Part Number: ML610Q412P-NNNTB03A7
• Description: MCU 8BIT 16K FLASH 120-TQFP
• Manufacturer: Rohm Semiconductor

Specifications of ML610Q412P-NNNTB03A7

• Core Processor: nX-U8/100
• Core Size: 8-Bit
• Speed: 625kHz
• Connectivity: I²C, SSP, UART/USART
• Peripherals: LCD, POR, PWM, WDT
• Number Of I /o: 14
• Program Memory Size: 16KB (8K x 16)
• Program Memory Type: FLASH
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 1.1 V ~ 3.6 V
• Data Converters: A/D 2x12b, 2x24b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

15.3.3
Figure 15-7 shows the operation waveforms of the SDA and SCL signals and the I20BB flag. Table 15-1 shows the
relationship between communication speeds and HSCLK clock counts.
Note
- The HSCLK clock count is set so that the communication speed may be set to 50kbps when HSCLK is 500kHz.
φ: Period of high-speed clock (HSCLK)
Communication speed
Standard mode
SDA
SCL
I20BB
50 kbps
Table 15-1 Relationship between Communication Speeds and HSCLK Clock Counts
Operation Waveforms
Figure 15-7 Operation Waveforms of SDA and SCL Signals and I20BB Flag
t
HD:STA
Start condition
t
LOW
t
No reduction
(I20DW1, 0)
CYC
reduction
Speed
tHD:DAT
t
10φ
CYC
t
HIGH
t
HD:STA
4φ
15 – 13
ML610Q411/ML610Q412/ML610Q415 User’s Manual
Repeated condition
t
t
LOW
6φ
SU:STA
t
HD:DAT
2φ
t
t
SU:DAT
HIGH
4φ
Chapter 15 I
t
SU:STA
6φ
t
t
SU:DAT
SU:STO
Stop condition
4φ
2
C Bus Interface
t
SU:STO
4φ
t
BUF
t
BUF
6φ