AN2136SC Cypress Semiconductor Corp, AN2136SC Datasheet - Page 64
AN2136SC
Manufacturer Part Number
AN2136SC
Description
IC MCU 8051 8K RAM 24MHZ 44QFP
Manufacturer
Cypress Semiconductor Corp
Series
EZ-USB®r
Datasheet
1.AN2131SC.pdf
(334 pages)
Specifications of AN2136SC
Applications
USB Microcontroller
Core Processor
8051
Program Memory Type
ROMless
Controller Series
AN213x
Ram Size
8K x 8
Interface
I²C, USB
Number Of I /o
8
Voltage - Supply
3 V ~ 3.6 V
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
44-QFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Other names
428-1309
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Depending on whether the alternate function is an input or output, the IO logic is slightly
different, as shown in Figure 4-2 (output) and Figure 4-3 (input). The last column of
Table 4-1 indicates which figure applies to each pin.
EZ-USB TRM v1.9
Table 4-1. IO Pin Functions for PORTxCFG=0 and PORTxCFG=1
PORTxCFG
bit = 0
Signal
PB0
PB1
PB2
PB3
PB4
PB5
PB6
PB7
PC0
PC1
PC2
PC3
PC4
PC5
PC6
PC7
PA0
PA1
PA2
PA3
PA4
PA5
PA6
PA7
RxD0OUT
RxD1OUT
T0OUT
T1OUT
T2OUT
Signal
FWR#
INT0#
INT1#
FRD#
T2EX
RxD1
RxD0
TxD1
TxD0
INT4
INT5
INT6
WR#
OE#
CS#
RD#
T2
T0
T1
Chapter 4. EZ-USB CPU
Direction
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
PORTxCFG bit = 1
Timer 0 Overflow Pulse
Timer 1 Overflow Pulse
EZ-USB Output Enable
EZ-USB Chip Select
EZ-USB Fast Write Strobe
EZ-USB Fast Read Strobe
UART0 Mode 0 Data Out
UART1 Mode 0 Data Out
Timer 2 Clock Input
Timer 2 Capture/Reload
UART1 Receive Data
UART1 Transmit Data
Interrupt 4
Interrupt 5
Interrupt 6
Timer 2 Overflow Pulse
UART0 Receive Data
UART0 Transmit Data
Interrupt 0
Interrupt 1
Timer 0 Clock Input
Timer 1 Clock Input
Write Strobe
Read Strobe
Description
Figure
4-2
4-2
4-2
4-2
4-2
4-2
4-2
4-2
4-3
4-3
4-3
4-2
4-3
4-3
4-3
4-2
4-3
4-2
4-3
4-3
4-3
4-3
4-2
4-2
Page 4-3
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