UPD78F9212CS-CAB-A Renesas Electronics America, UPD78F9212CS-CAB-A Datasheet - Page 69

• Manufacturer Part Number: UPD78F9212CS-CAB-A
• Description: MCU 8BIT 4KB FLASH 16PIN
• Manufacturer: Renesas Electronics America
• Series: 78K0S/Kx1+r

Specifications of UPD78F9212CS-CAB-A

• Core Processor: 78K0S
• Core Size: 8-Bit
• Speed: 10MHz
• Peripherals: LVD, POR, PWM, WDT
• Number Of I /o: 13
• Program Memory Size: 4KB (4K x 8)
• Program Memory Type: FLASH
• Ram Size: 128 x 8
• Voltage - Supply (vcc/vdd): 2 V ~ 5.5 V
• Data Converters: A/D 4x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Connectivity: -

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4.3
The ports are controlled by the following four types of registers.
Port mode registers (PM2 to PM4)
Port registers (P2 to P4)
Port mode control register 2 (PMC2)
Pull-up resistor option registers (PU2 to PU4)
Registers Controlling Port Functions
P4:
PU4:
PM4:
RD:
WR
WR
WR
WR
RD
PORT
: Write signal
PU
PM
Port register 4
Pull-up resistor option register 4
Port mode register 4
Read signal
PM40 to PM47
PU40 to PU47
(P40 to P47)
Output latch
PM4
PU4
P4
Figure 4-7. Block Diagram of P40 to P47
( PD78F921x only)
CHAPTER 4 PORT FUNCTIONS
User’s Manual U16994EJ6V0UD
V
DD
P-ch
P40 to P47
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