HD64F2145BTE20 Renesas Electronics America, HD64F2145BTE20 Datasheet - Page 555

• Manufacturer Part Number: HD64F2145BTE20
• Description: IC H8S MCU FLASH 256K 100-QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2100r

Specifications of HD64F2145BTE20

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: I²C, IrDA, SCI, X-Bus
• Peripherals: PWM, WDT
• Number Of I /o: 74
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 8K x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Data Converters: A/D 8x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 100-TQFP, 100-VQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

Note: * To switch to reception after transmission, set KBE to 1 (KBBR receive enable) while KCLKI is low.
(KCLK = high, KD = high)
*
To receive operation or
Transmit end state
transmit operation
Read KBCRH
Read KBCRH
KCLKI = 0?
KCLK = 1?
KDI = 0?
1
Yes
Yes
Yes
Figure 17.5 (2) Sample Transmit Processing Flowchart
No
No
No
[7]
[8]
Error handling
Rev. 3.00 Mar 21, 2006 page 499 of 788
Section 17 Keyboard Buffer Controller
Keyboard side in data
Execute receive abort
transmission state.
processing.
2
REJ09B0300-0300