C8051F902-GM Silicon Laboratories Inc, C8051F902-GM Datasheet - Page 213
![IC MCU 8BIT 8KB FLASH 24QFN](/photos/12/15/121587/c8051f9xx_24-qfn_sml.jpg)
C8051F902-GM
Manufacturer Part Number
C8051F902-GM
Description
IC MCU 8BIT 8KB FLASH 24QFN
Manufacturer
Silicon Laboratories Inc
Series
C8051F9xxr
Specifications of C8051F902-GM
Program Memory Type
FLASH
Program Memory Size
8KB (8K x 8)
Package / Case
24-QFN
Core Processor
8051
Core Size
8-Bit
Speed
25MHz
Connectivity
SMBus (2-Wire/I²C), SPI, UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
Number Of I /o
16
Ram Size
768 x 8
Voltage - Supply (vcc/vdd)
0.9 V ~ 3.6 V
Data Converters
A/D 15x10/12b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Processor Series
C8051F9x
Core
8051
Data Ram Size
768 B
Interface Type
UART
Maximum Clock Frequency
25 MHz
Number Of Timers
4
Operating Supply Voltage
0.9 V to 3.6 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
3rd Party Development Tools
PK51, CA51, A51, ULINK2
Development Tools By Supplier
C8051F912DK
Minimum Operating Temperature
- 40 C
On-chip Adc
12 bit
Package
24QFN EP
Device Core
8051
Family Name
C8051F90x
Maximum Speed
25 MHz
Data Bus Width
8 Bit
Number Of Programmable I/os
16
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
336-1848-5
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SFR Definition 21.2. XBR1: Port I/O Crossbar Register 1
SFR Page = 0x0; SFR Address = 0xE2
Note: SPI1 can be assigned either 3 or 4 Port I/O pins.
Name
Reset
Type
2:0
Bit
Bit
7
6
5
4
3
PCA0ME PCA0 Module I/O Enable.
Unused
SPI1E
Name
ECIE
R/W
T1E
T0E
7
0
Unused.
Read = 0b; Write = Don’t Care.
SPI1 I/O Enable.
0: SPI0 I/O unavailable at Port pin.
1: SCK (for SPI1) routed to P1.0.
Timer1 Input Enable.
0: T1 input unavailable at Port pin.
1: T1 input routed to Port pin.
Timer0 Input Enable.
0: T0 input unavailable at Port pin.
1: T0 input routed to Port pin.
PCA0 External Counter Input (ECI) Enable.
0: PCA0 external counter input unavailable at Port pin.
1: PCA0 external counter input routed to Port pin.
000: All PCA0 I/O unavailable at Port pin.
001: CEX0 routed to Port pin.
010: CEX0, CEX1 routed to Port pins.
011: CEX0, CEX1, CEX2 routed to Port pins.
100: CEX0, CEX1, CEX2 CEX3 routed to Port pins.
101: CEX0, CEX1, CEX2, CEX3, CEX4 routed to Port pins.
110: CEX0, CEX1, CEX2, CEX3, CEX4, CEX5 routed to Port pins.
111: Reserved.
SPI1E
MISO (for SPI1) routed to P1.1.
MOSI (for SPI1) routed to P1.2.
NSS (for SPI1) routed to P1.3 only if SPI1 is configured to 4-wire mode.
R/W
6
0
R/W
T1E
5
0
T0E
R/W
Rev. 1.0
4
0
C8051F91x-C8051F90x
Function
ECIE
R/W
3
0
R/W
2
0
PCA0ME[2:0]
R/W
1
0
R/W
0
0
213
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