WP 34s: Difference between revisions
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| name = WP 34s | | name = WP 34s | ||
| image = WP 34s+overlay off.jpeg | | image = WP 34s+overlay off.jpeg | ||
| caption = [[HP 30b]] based WP 34s | |||
| type = [[Programable calculator|Programable]], [[Scientific calculator|Scientific]] | | type = [[Programable calculator|Programable]], [[Scientific calculator|Scientific]] | ||
| entry = [[Calculator input methods#Reverse Polish Notation (RPN) (Postfix notation)|RPN]] | |||
| display_type = [[Liquid crystal display|LCD]] [[seven-segment display]] [[dot-matrix display]] | |||
| processor = 30 MHz [[Atmel]] [[Atmel AT91SAM7L128|AT91SAM7L128]] ([[ARM7TDMI]] core) | |||
| prog_lang = RPN Keystroke | |||
| memory_step = 925 steps in RAM | |||
| display_size = 12+3 digits and 8 characters | |||
| supply = 2× [[CR2032]] batteries (1 required, 1 optional) | |||
| power = 0.25 mW | |||
| weight = 115 g | |||
| dimensions = 77 × 149 × 16 mm | |||
}} | }} | ||
== Overview == | |||
== Flashing the firmware == | |||
{| class="wikitable" | |||
|+Table of USB to UART adapters for flashing custom firmware | |||
!Board | |||
!Manufacturer | |||
!UART chip | |||
!Chip manufacturer | |||
!Status | |||
|- | |||
|Metro Mini | |||
|Adafruit | |||
|FT231x | |||
|FTDI | |||
|Working | |||
|- | |||
|ESP32 devkit v1 | |||
|Doit/generic | |||
|CP2104 | |||
|Silabs | |||
|Working | |||
|- | |||
|Arduino Nano | |||
|Arduino | |||
|FT232RL | |||
|FTDI | |||
|Unconfirmed | |||
|- | |||
|Arduino Nano | |||
|Generic | |||
|CH340 | |||
|WCH | |||
|Not working | |||
|- | |||
|Arduino Mega | |||
|Generic | |||
|CH340 | |||
|WCH | |||
|Not working | |||
|- | |||
|USB-232 | |||
|Parallax | |||
|FT232RL | |||
|FTDI | |||
|Not working | |||
|- | |||
|Arduino Uno | |||
|Arduino | |||
|Atmega 16u2 | |||
|Atmel/microchip | |||
|Not working | |||
|- | |||
|Heltec ESP32 | |||
|Heltec/generic | |||
|CP2102 | |||
|Silabs | |||
|Inconclusive | |||
|- | |||
|Metro Mini | |||
|Adafruit | |||
|CP2102 | |||
|Silabs | |||
|Not tested | |||
|} | |||
== See also == | |||
* [[WP 31s]] | |||
* [[WP 43s]] | |||
[[Category:Scientific calculator]] | |||
[[Category:HP]] | |||
[[Category:Pocket calculator]] | |||
[[Category:ARM]] | |||
Latest revision as of 17:52, 26 July 2022
 HP 30b based WP 34s | |
| Type | Programable, Scientific |
|---|---|
| Calculator | |
| Entry mode | RPN |
| Display type | LCD seven-segment display dot-matrix display |
| Display size | 12+3 digits and 8 characters |
| CPU | |
| Processor | 30 MHz Atmel AT91SAM7L128 (ARM7TDMI core) |
| Programming | |
| Programming language(s) | RPN Keystroke |
| Program steps | 925 steps in RAM |
| Other | |
| Power supply | 2× CR2032 batteries (1 required, 1 optional) |
| Power consumption | 0.25 mW |
| Weight | 115 g |
| Dimensions | 77 × 149 × 16 mm |
Overview[edit | edit source]
Flashing the firmware[edit | edit source]
| Board | Manufacturer | UART chip | Chip manufacturer | Status |
|---|---|---|---|---|
| Metro Mini | Adafruit | FT231x | FTDI | Working |
| ESP32 devkit v1 | Doit/generic | CP2104 | Silabs | Working |
| Arduino Nano | Arduino | FT232RL | FTDI | Unconfirmed |
| Arduino Nano | Generic | CH340 | WCH | Not working |
| Arduino Mega | Generic | CH340 | WCH | Not working |
| USB-232 | Parallax | FT232RL | FTDI | Not working |
| Arduino Uno | Arduino | Atmega 16u2 | Atmel/microchip | Not working |
| Heltec ESP32 | Heltec/generic | CP2102 | Silabs | Inconclusive |
| Metro Mini | Adafruit | CP2102 | Silabs | Not tested |