22 / 40 page
CY7C68053
Document # 001-06120 Rev *I
Page 22 of 40
C0
1
SCON1[13]
Serial Port 1 Control (bit
addressable)
SM0_1
SM1_1
SM2_1
REN_1
TB8_1
RB8_1
TI_1
RI_1
00000000 RW
C1
1
SBUF1[13]
Serial Port 1 Data Buffer
D7
D6
D5
D4
D3
D2
D1
D0
00000000 RW
C2
6
Reserved
C8
1
T2CON
Timer/Counter 2 Control (bit
addressable)
TF2
EXF2
RCLK
TCLK
EXEN2
TR2
CT2
CPRL2
00000000 RW
C9
1
Reserved
CA
1
RCAP2L
Capture for Timer 2,
auto-reload, up counter
D7
D6
D5
D4
D3
D2
D1
D0
00000000 RW
CB
1
RCAP2H
Capture for Timer 2,
auto-reload, up counter
D7
D6
D5
D4
D3
D2
D1
D0
00000000 RW
CC
1
TL2
Timer 2 Reload L
D7
D6
D5
D4
D3
D2
D1
D0
00000000 RW
CD
1
TH2
Timer 2 Reload H
D15
D14
D13
D12
D11
D10
D9
D8
00000000 RW
CE
2
Reserved
D0
1
PSW
Program Status Word (bit ad-
dressable)
CY
AC
F0
RS1
RS0
OV
F1
P
00000000 RW
D1
7
Reserved
D8
1
EICON[13]
External Interrupt Control
SMOD1
1
ERESI
RESI
INT6
0
0
0
01000000 RW
D9
7
Reserved
E0
1
ACC
Accumulator (bit address-
able)
D7
D6
D5
D4
D3
D2
D1
D0
00000000 RW
E1
7
Reserved
E8
1
EIE[13]
External Interrupt Enables
1
1
1
EX6
EX5
EX4
EI²C
EUSB
11100000 RW
E9
7
Reserved
F0
1
B
B (bit addressable)
D7
D6
D5
D4
D3
D2
D1
D0
00000000 RW
F1
7
Reserved
F8
1
EIP[13]
External Interrupt Priority
control
1
1
1
PX6
PX5
PX4
PI²C
PUSB
11100000 RW
F9
7
Reserved
Table 8. FX2LP18 Register Summary (continued)
Hex
Size Name
Description
b7
b6
b5
b4
b3
b2
b1
b0
Default
Access
Ledgend
R = All bits read only
W = All bits write only
r = Read-only bit
w = Write-only bit
b = Both read/write bit
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