UPD78F0034BGC-8BS-A Renesas Electronics America, UPD78F0034BGC-8BS-A Datasheet - Page 108

• Manufacturer Part Number: UPD78F0034BGC-8BS-A
• Description: MCU 8-Bit 78K0 CISC 32KB Flash 2.5V/3.3V/5V 64-Pin LQFP
• Manufacturer: Renesas Electronics America

Specifications of UPD78F0034BGC-8BS-A

• Package: 64LQFP
• Family Name: 78K0
• Maximum Speed: 12 MHz
• Ram Size: 1 KB
• Program Memory Size: 32 KB
• Operating Supply Voltage: 2.5|3.3|5 V
• Data Bus Width: 8 Bit
• Program Memory Type: Flash
• Number Of Programmable I/os: 51
• Interface Type: 3-Wire/UART
• On-chip Adc: 8-chx10-bit
• Operating Temperature: -40 to 85 °C
• Number Of Timers: 3

106
5.1.2 Internal data memory space
RAM, as listed below.
registers.
5.1.3 Special function register (SFR) area
Special function register (SFR) Table 5-5 Special Function Register List).
5.1.4 External memory space
can store program, table data, etc., and allocate peripheral devices.
The PD780024A, 780034A, 780024AY, and 780034AY Subseries products incorporate an internal high-speed
The 32-byte area FEE0H to FEFFH is allocated four general-purpose register banks composed of eight 8-bit
This area cannot be used as a program area in which instructions are written and executed.
The internal high-speed RAM can also be used as a stack memory.
An on-chip peripheral hardware special function register (SFR) is allocated in the area FF00H to FFFFH (see 5.2.3
Caution Do not access addresses where the SFR is not assigned.
The external memory space is accessible with memory expansion mode register (MEM). External memory space
PD780021A, 780031A, 780021AY, 780031AY
PD780022A, 780032A, 780022AY, 780032AY
PD780023A, 780033A, 780023AY, 780033AY
PD780024A, 780034A, 780024AY, 780034AY
PD78F0034A, 78F0034B, 78F0034AY, 78F0034BY
Part Number
Table 5-3. Internal High-Speed RAM Capacity
CHAPTER 5 CPU ARCHITECTURE
User’s Manual U14046EJ5V0UD
512
1024
8 bits (FD00H to FEFFH)
Internal High-Speed RAM
8 bits (FB00H to FEFFH)