HD6477021X20V Renesas Electronics America, HD6477021X20V Datasheet - Page 191

• Manufacturer Part Number: HD6477021X20V
• Description: MCU 5V 32K PB-FREE 100-TQFP
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7020r

Specifications of HD6477021X20V

• Core Processor: SH-1
• Core Size: 32-Bit
• Speed: 20MHz
• Connectivity: EBI/EMI, SCI
• Peripherals: DMA, POR, PWM, WDT
• Number Of I /o: 32
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: OTP
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 100-TQFP, 100-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -

9.1.3
Table 9.1 shows the DMAC pins.
Table 9.1
Channel
0
1
172 RENESAS
Pin Configuration
Name
DMA transfer request
DMA transfer request
acknowledge
DMA transfer request
DMA transfer request
acknowledge
Pin Configuration
Symbol
DREQ0
DACK0
DREQ1
DACK1
I/O
I
O
I
O
Function
DMA transfer request input from
external device to channel 0
DMA transfer request acknowledge
output from channel 0 to external
device
DMA transfer request input from
external device to channel 1
DMA transfer request acknowledge
output from channel 1 to external
device