TSC80251-SK TEMIC [TEMIC Semiconductors], TSC80251-SK Datasheet - Page 3

• Manufacturer Part Number: TSC80251-SK
• Description: 8/16-bit Microcontroller with Serial Communication Interfaces
• Manufacturer: TEMIC [TEMIC Semiconductors]

4. Block Diagram
Rev. A - May 7, 1999
ALE/PROG#
EA#/VPP
AWAIT#
PSEN#
P3(A16)
VDD
PORTS 0-3
P2(A15-8)
Bus Interface Unit
VSS
OTPROM
32 Kbytes
EPROM
CPU
ROM
16-bit Memory Code
16-bit Memory Address
P1(A17)
VSS1
Figure 1. TSC80251G2D Block Diagram
1 Kbyte
RAM
P0(AD7-0)
VSS2
TSC80251G2D
Clock System Prescaler
Event and Waveform
Baud Rate Generator
Power Management
Keyboard Interface
Interrupt Handler
Timers 0, 1 and 2
Watchdog Timer
I
2
C/SPI/ Wire
Controller
Clock Unit
Controller
UART
Unit
XTAL2
XTAL1
NMI
RST
3