MicroPython pyboard feature table

BOARD
description The original pyboard v1.1 Pyboard lite v1.0 with accelerometer Pyboard lite v1.0
SKU PYBv1.1 PYBLITEv1.0-AC PYBLITEv1.0
PRICE
GBP incl. tax £28.00 £22.60 £19.60
approx EUR incl. tax €39.20 €31.60 €27.40
approx USD excl. tax $35.00 $28.25 $24.50
MICROCONTROLLER
MCU STM32F405RGT6 STM32F411RET6 STM32F411RET6
CPU Cortex-M4F Cortex-M4F Cortex-M4F
internal flash 1024k 512k 512k
RAM 192k 128k 128k
maximum frequency 168MHz 96MHz 96MHz
hardware floating point single precision single precision single precision
BOARD FEATURES
micro USB connector yes yes yes
micro SD card slot yes yes yes
accelerometer (MMA7660) yes yes no
real time clock 32kHz crystal internal oscillator; pads to solder 32kHz crystal internal oscillator; pads to solder 32kHz crystal
switches USR+RST USR+RST USR+RST
leds R+G+Y+B R+G+Y+B R+G+Y+B
hobby servo ports 4 4 4
DFU mode for firmware upgrade yes yes yes
POWER SUPPLY
supply options USB/V+/VBAT USB/V+/VBAT USB/V+/VBAT
input range on V+/VBAT 3.6v-16v 3.6v-16v 3.6v-16v
max output of regulated 3.3v 250mA 250mA 250mA
place for JST connector yes yes yes
backup battery input (VBACK) yes yes yes
POWER CONSUMPTION
running at 168MHz 56mA - -
running at 96MHz 37mA 23mA 23mA
running at 48MHz 21mA 13mA 13mA
idling at 168MHz 16mA - -
idling at 96MHz 12mA 5mA 5mA
idling at 48MHz 7mA 4mA 4mA
sleep (full RAM retention) 360uA 180uA 180uA
deepsleep (backup retention only) 6uA 6uA 6uA
IO CAPABILITIES
IO pins 30 30 30
pins with PWM 20 18 18
pins with A/D 16 (4 shielded) 16 (4 shielded) 16 (4 shielded)
pins with D/A 2 0 0
PERIPHERALS
independent timers 13 7 7
hardware random number generator yes no no
UART 5 3 3
I2C 2 2 2
SPI 2 2 2
CAN 2 0 0
MICROPYTHON CAPABILITIES
internal flash fs 112k (94k usable) 64k (46k usable) 64k (46k usable)
approx heap size 100k 83k 83k
ADD-ONS
LCD+touch skin compatible (LCD32MKv1.0) yes yes yes
Audio skin compatible (AMPv1.0) yes no no

Differences between PYBv1.0 and PYBv1.1: high-speed crystal changed from 8MHz to 12MHz; LDO changed from MCP1802 to MCP1703; USB VBUS power diode replaced with silicon diode; JST battery connector pads added with protection FET.