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CY7C68053
Document # 001-06120 Rev *F
Page 21 of 39
81
1 SP
Stack Pointer
D7
D6
D5
D4
D3
D2
D1
D0
00000111 RW
82
1 DPL0
Data Pointer 0 L
A7
A6
A5
A4
A3
A2
A1
A0
00000000 RW
83
1 DPH0
Data Pointer 0 H
A15
A14
A13
A12
A11
A10
A9
A8
00000000 RW
84
1 DPL1
[12]
Data Pointer 1 L
A7
A6
A5
A4
A3
A2
A1
A0
00000000 RW
85
1 DPH1
[12]
Data Pointer 1 H
A15
A14
A13
A12
A11
A10
A9
A8
00000000 RW
86
1 DPS
[12]
Data Pointer 0/1 select
0
0
0
0
0
0
0
SEL
00000000 RW
87
1 PCON
Power Control
SMOD0
x
1
1
x
x
x
IDLE
00110000 RW
88
1 TCON
Timer/Counter Control
(bit addressable)
TF1
TR1
TF0
TR0
IE1
IT1
IE0
IT0
00000000 RW
89
1 TMOD
Timer/Counter Mode
Control
GATE
CT
M1
M0
GATE
CT
M1
M0
00000000 RW
8A
1 TL0
Timer 0 reload L
D7
D6
D5
D4
D3
D2
D1
D0
00000000 RW
8B
1 TL1
Timer 1 reload L
D7
D6
D5
D4
D3
D2
D1
D0
00000000 RW
8C
1 TH0
Timer 0 reload H
D15
D14
D13
D12
D11
D10
D9
D8
00000000 RW
8D
1 TH1
Timer 1 reload H
D15
D14
D13
D12
D11
D10
D9
D8
00000000 RW
8E
1 CKCON
[12]
Clock Control
x
x
T2M
T1M
T0M
MD2
MD1
MD0
00000001 RW
8F
1 Reserved
90
1 IOB
[12]
Port B (bit addressable)
D7
D6
D5
D4
D3
D2
D1
D0
xxxxxxxx RW
91
1 EXIF
[12]
External Interrupt Flag(s)
IE5
IE4
I²CINT
USBNT
1
0
0
0
00001000 RW
92
1 MPAGE
[12]
Upper Addr Byte of MOVX
using @R0/@R1
A15
A14
A13
A12
A11
A10
A9
A8
00000000 RW
93
5 Reserved
98
1 SCON0
Serial Port 0 Control
(bit addressable)
SM0_0
SM1_0
SM2_0
REN_0
TB8_0
RB8_0
TI_0
RI_0
00000000 RW
99
1 SBUF0
Serial Port 0 Data Buffer
D7
D6
D5
D4
D3
D2
D1
D0
00000000 RW
9A
1 AUTOPTRH1
[12]
Autopointer 1 Address H
A15
A14
A13
A12
A11
A10
A9
A8
00000000 RW
9B
1 AUTOPTRL1
[12]
Autopointer 1 Address L
A7
A6
A5
A4
A3
A2
A1
A0
00000000 RW
9C
1 Reserved
9D
1 AUTOPTRH2
[12]
Autopointer 2 Address H
A15
A14
A13
A12
A11
A10
A9
A8
00000000 RW
9E
1 AUTOPTRL2
[12]
Autopointer 2 Address L
A7
A6
A5
A4
A3
A2
A1
A0
00000000 RW
9F
1 Reserved
A0
1 IOC
[12]
Port C (bit addressable)
D7
D6
D5
D4
D3
D2
D1
D0
xxxxxxxx RW
A1
1 INT2CLR
[12]
Interrupt 2 clear
x
x
x
x
x
x
x
x
xxxxxxxx W
A2
1 Reserved
x
x
x
x
x
x
x
x
xxxxxxxx W
A3
5 Reserved
A8
1 IE
Interrupt Enable
(bit addressable)
EA
ES1
ET2
ES0
ET1
EX1
ET0
EX0
00000000 RW
A9
1 Reserved
AA
1 EP2468STAT
[12]
Endpoint 2,4,6,8 status
flags
EP8F
EP8E
EP6F
EP6E
EP4F
EP4E
EP2F
EP2E
01011010 R
AB
1 EP24FIFOFLGS
[12]
Endpoint 2,4 slave FIFO
status flags
0
EP4PF
EP4EF
EP4FF
0
EP2PF
EP2EF
EP2FF
00100010 R
AC
1 EP68FIFOFLGS
[12]
Endpoint 6,8 slave FIFO
status flags
0
EP8PF
EP8EF
EP8FF
0
EP6PF
EP6EF
EP6FF
01100110 R
AD
2 Reserved
AF
1 AUTOPTRSETUP
[12]
Autopointer 1&2 set-up
0
0
0
0
0
APTR2INC APTR1INC
APTREN
00000110 RW
B0
1 IOD
[12]
Port D (bit addressable)
D7
D6
D5
D4
D3
D2
D1
D0
xxxxxxxx RW
B1
1 IOE
[12]
Port E
(NOT bit addressable)
D7
D6
D5
D4
D3
D2
D1
D0
xxxxxxxx RW
B2
1 OEA
[12]
Port A Output Enable
D7
D6
D5
D4
D3
D2
D1
D0
00000000 RW
B3
1 OEB
[12]
Port B Output Enable
D7
D6
D5
D4
D3
D2
D1
D0
00000000 RW
B4
1 OEC
[12]
Port C Output Enable
D7
D6
D5
D4
D3
D2
D1
D0
00000000 RW
B5
1 OED
[12]
Port D Output Enable
D7
D6
D5
D4
D3
D2
D1
D0
00000000 RW
B6
1 OEE
[12]
Port E Output Enable
D7
D6
D5
D4
D3
D2
D1
D0
00000000 RW
B7
1 Reserved
B8
1 IP
Interrupt Priority (bit ad-
dressable)
1
PS1
PT2
PS0
PT1
PX1
PT0
PX0
10000000 RW
B9
1 Reserved
BA
1 EP01STAT
[12]
Endpoint 0&1 Status
0
0
0
0
0
EP1INBSY
EP1OUTBSY
EP0BSY
00000000 R
BB
1 GPIFTRIG
[12, 10]
Endpoint 2,4,6,8 GPIF
slave FIFO Trigger
DONE
0
0
0
0
RW
EP1
EP0
10000xxx brrrrbbb
BC
1 Reserved
BD
1 GPIFSGLDATH
[12]
GPIF Data H (16-bit mode
only)
D15
D14
D13
D12
D11
D10
D9
D8
xxxxxxxx RW
BE
1 GPIFSGLDATLX
[12]
GPIF Data L w/Trigger
D7
D6
D5
D4
D3
D2
D1
D0
xxxxxxxx RW
BF
1 GPIFSGLDATL-
NOX
[12]
GPIF Data L w/No Trigger
D7
D6
D5
D4
D3
D2
D1
D0
xxxxxxxx R
C0
1 SCON1
[12]
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
[12]
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
Table 5-1. FX2LP18 Register Summary
(continued)
Hex
Size Name
Description
b7
b6
b5
b4
b3
b2
b1
b0
Default
Access
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