UPD78F0537DGA(T)-9EV-A NEC, UPD78F0537DGA(T)-9EV-A Datasheet - Page 565

• Manufacturer Part Number: UPD78F0537DGA(T)-9EV-A
• Description: 8BIT MCU, 128K FLASH, 7KB RAM, SMD
• Manufacturer: NEC

Specifications of UPD78F0537DGA(T)-9EV-A

• Controller Family/series: UPD78
• No. Of I/o's: 55
• Ram Memory Size: 7KB
• Cpu Speed: 20MHz
• No. Of Timers: 8
• No. Of Pwm: RoHS Compliant
• Core Size: 8bit
• Program Memory Size: 128KB
• Oscillator Type: External, Internal

(3) 0084H/1084H
On-chip debug operation control
• Disabling on-chip debug operation
• Enabling on-chip debug operation and erasing data of the flash memory in case authentication of the on-
• Enabling on-chip debug operation and not erasing data of the flash memory even in case authentication of
Cautions 1. Be sure to set 00H (disabling on-chip debug operation) to 0084H for products not
chip debug security ID fails
the on-chip debug security ID fails
2. To use the on-chip debug function with a product equipped with the on-chip debug
equipped with the on-chip debug function (
78F0535, 78F0536, and 78F0537). Also set 00H to 1084H because 0084H and 1084H are
switched during the boot operation.
function (
0084H to 1084H because 0084H and 1084H are switched during the boot operation.
µ
PD78F0537D), set 02H or 03H to 0084H. Set a value that is the same as that of
CHAPTER 25 OPTION BYTE
User’s Manual U17260EJ6V0UD
µ
PD78F0531, 78F0532, 78F0533, 78F0534,
565