W78E516B40DL Nuvoton Technology Corporation of America, W78E516B40DL Datasheet - Page 15

• Manufacturer Part Number: W78E516B40DL
• Description: IC MCU 8-BIT 64K FLASH 40-DIP
• Manufacturer: Nuvoton Technology Corporation of America
• Series: W78r

Specifications of W78E516B40DL

• Core Processor: 8052
• Core Size: 8-Bit
• Speed: 40MHz
• Connectivity: EBI/EMI, UART/USART
• Peripherals: POR
• Number Of I /o: 32
• Program Memory Size: 64KB (64K x 8)
• Program Memory Type: FLASH
• Ram Size: 512 x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 40-DIP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -

SFRAH, SFRAL: The objective address of on-chip Flash EPROM in the in-system programming
SFRFD: The programming data for on-chip Flash EPROM in programming mode.
SFRCN: The control byte of on-chip Flash EPROM programming mode.
SFRCN (C7)
Erase 64KB APROM
Program 64KB APROM
Read 64KB APROM
Erase 4KB LDROM
Program 4KB LDROM
Read 4KB LDROM
3, 2, 1, 0
BIT
7
6
5
4
MODE
CTRL[3:0]
WFWIN
NAME
OEN
CEN
-
mode. SFRFAH contains the high-order byte of address, SFRFAL contains the
low-order byte of address.
Reserve.
On-chip Flash EPROM bank select for in-system programming.
Flash EPROM output enable.
Flash EPROM chip enable.
The flash control signals
WFWIN
= 0: 64K bytes Flash EPROM bank is selected as destination for re-
= 1: 4K bytes Flash EPROM bank is selected as destination for re-
programming.
programming.
0
0
0
1
1
1
CTRL<3:0>
0010
0001
0000
0010
0001
0000
- 15 -
OEN
1
1
0
1
1
0
FUNCTION
Publication Release Date: December 4, 2006
CEN
0
0
0
0
0
0
SFRAH, SFRAL
Address in
Address in
Address in
Address in
X
X
W78E516B
Revision A11
Data out
Data out
SFRFD
Data in
Data in
X
X