DF2110BVTE10 Renesas Electronics America, DF2110BVTE10 Datasheet - Page 388

• Manufacturer Part Number: DF2110BVTE10
• Description: MCU 3V 64K 100-TQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2100r

Specifications of DF2110BVTE10

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 10MHz
• Connectivity: Host Interface (LPC), I²C, SCI
• Peripherals: POR, PWM, WDT
• Number Of I /o: 82
• Program Memory Size: 64KB (64K x 8)
• Program Memory Type: FLASH
• Ram Size: 2K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Oscillator Type: External
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 100-TQFP, 100-VQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Data Converters: -
• Other names: HD64F2110BVTE10; HD64F2110BVTE10

Section 14 Keyboard Buffer Controller
Rev. 2.00 Mar 21, 2006 page 348 of 518
REJ09B0299-0200
KCLK
(pin state)
KD
(pin state)
KCLK
(output)
KD
(output)
KCLK
(input)
KD
(input)
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
[1] [2] [3] [4] [5]
Read KBCRH
Read KBCRH
KCLKI = 0?
KCLK = 1?
KDI = 0?
I/O inhibit
1
Yes
Yes
Yes
Figure 14.5 (2) Sample Transmit Processing Flowchart
Start bit
Start bit
[6]
No
No
No
1
Figure 14.6 Transmit Ti
0
0
[7]
[8]
2
Error handling
1
1
8
m
ing
7
7
9
Parity bit Stop bit
Parity bit Stop bit
Keyboard side in data
Execute receive abort
transmission state.
processing.
10
2
Receive
completed
notification
[7]
11
[8]