HD6413008VXI25 Renesas Electronics America, HD6413008VXI25 Datasheet - Page 428

• Manufacturer Part Number: HD6413008VXI25
• Description: MCU 3V 0K I-TEMP 100-TQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8/300Hr

Specifications of HD6413008VXI25

• Core Processor: H8/300H
• Core Size: 16-Bit
• Speed: 25MHz
• Connectivity: SCI, SmartCard
• Peripherals: PWM, WDT
• Number Of I /o: 35
• Program Memory Type: ROMless
• Ram Size: 4K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Data Converters: A/D 8x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 100-TQFP, 100-VQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Program Memory Size: -

12. Serial Communication Interface
• Sample Procedure for Avoiding Low-Level Output: As this sample procedure temporarily
1. End of serial data transmission
2. TE bit = 0
3. CKE1 bit = 1
4. C/A bit = 0 ... switchover to port output
5. CKE1 bit = 0
Rev.4.00 Aug. 20, 2007 Page 382 of 638
REJ09B0395-0400
SCK/port
Data
TE
C/A
CKE1
CKE0
Figure 12.24 Operation when Switching from SCK Pin Function to Port Pin Function
places the SCK pin in the input state, the SCK/port pin should be pulled up beforehand with an
external circuit.
With DDR = 1, DR = 1, C/A = 1, CKE1 = 0, CKE0 = 0, and TE = 1, make the following
settings in the order shown.
Bit 6
Bit 7
(Example of Preventing Low-Level Output)
1. End of transmission
2.TE = 0
3.CKE1 = 1
4.C/A = 0
High-level outputTE
5.CKE1 = 0