FreeCalypso > hg > freecalypso-reveng
view se_k200i/chipset @ 401:4b6b595ae0a0
compal/boot/code-deriv: new analysis
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Sat, 14 Jan 2023 23:59:23 +0000 |
parents | 4e2cb88d8427 |
children |
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The core baseband chipset found inside SE K200/220 phones consists of: * Calypso variant 751992A (C035, final DSP ROM version 3606, full 512 KiB IRAM) * ABB: TWL3025BZ, familiar Iota * Flash+XRAM: Spansion S71PL129NB0HFW4B (16 MiB flash, 4 MiB RAM) In some specimen the flash+XRAM chip is Samsung K5L2931CAM instead: same flash and XRAM capacity, but smaller sectors, equivalent to S71PL129JB0. Calypso MEMIF chip selects: nCS0: flash main bank (boot) nCS1: XRAM nCS2: flash second bank nCS3: currently unknown nCS4: ditto RF components: * Transceiver: TRF6151CJ, familiar Rita * PA: SKY77318 * Antenna switch: Murata LMSP43AA-191