TS80C54X2/C58X2
TS87C54X2/C58X2
Table 1. Memory size
PDIL40
PLCC44
PQFP44 F1
VQFP44 1.4
TS80C54X2
TS80C58X2
TS87C54X2
TS87C58X2
ROM (bytes)
EPROM (bytes)
16k
32k
0
0
0
0
16k
32k
3. Block Diagram
T2EX
(1)
P3
RxD
TxD
Vcc
Vss
T2
(1)
Watch
Dog
(2) (2)
XTAL1
XTAL2
ALE/ PROG
PSEN
CPU
EA/V
PP
RD
WR
(2)
(2)
Timer 0
Timer 1
INT
Ctrl
Parallel I/O Ports
Port 0 Port 1 Port 2 Port 3
EUART
RAM
256x8
ROM
/EPROM
16/32Kx8
Timer2
C51
CORE
IB-bus
(2) (2)
RESET
T0
T1
(2) (2)
P1
INT0
INT1
P0
P2
(1): Alternate function of Port 1
(2): Alternate function of Port 3
2
Rev. B - Aug. 31, 1999